diff --git a/.eslintignore b/.eslintignore new file mode 100644 index 00000000..8f210072 --- /dev/null +++ b/.eslintignore @@ -0,0 +1,3 @@ +build/ +y.js +interfaces/ diff --git a/.eslintrc b/.eslintrc new file mode 100644 index 00000000..f0c7df59 --- /dev/null +++ b/.eslintrc @@ -0,0 +1,13 @@ +{ + "env": { + "es6": true + }, + "rules": { + "strict": 0, + "camelcase": [1, {"properties": "never"}] + }, + "parser": "babel-eslint", + "globals": { + "Buffer": true + } +} diff --git a/.flowconfig b/.flowconfig new file mode 100644 index 00000000..cc0fe3b3 --- /dev/null +++ b/.flowconfig @@ -0,0 +1,10 @@ +[ignore] +./build_node + +[include] +./src + +[libs] +./interfaces + +[options] diff --git a/.gitignore b/.gitignore index 18092522..f4b37d9d 100644 --- a/.gitignore +++ b/.gitignore @@ -1,6 +1,7 @@ -/node_modules/ +node_modules bower_components +build .directory .c9 .codio -.settings \ No newline at end of file +.settings diff --git a/LICENSE.txt b/LICENSE similarity index 86% rename from LICENSE.txt rename to LICENSE index fa48ced3..c8c5c6da 100644 --- a/LICENSE.txt +++ b/LICENSE @@ -1,6 +1,8 @@ The MIT License (MIT) -Copyright (c) 2014 Kevin Jahns . +Copyright (c) 2014 + - Kevin Jahns . + - Chair of Computer Science 5 (Databases & Information Systems), RWTH Aachen University, Germany Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal diff --git a/README.md b/README.md deleted file mode 100644 index 3f759ee4..00000000 --- a/README.md +++ /dev/null @@ -1,139 +0,0 @@ - -# ![Yjs](http://y-js.org/files/layout/yjs.svg) - -Note: This branch implements IndexedDB / Redis to store operations. This is highly experimental!!!! - -[![Build Status](https://travis-ci.org/y-js/yjs.svg)](https://travis-ci.org/y-js/yjs) - -Yjs is a framework for optimistic concurrency control and automatic conflict resolution on arbitrary data types. The framework implements a new OT-like concurrency algorithm and provides similar functionality as [ShareJs] and [OpenCoweb]. Yjs was designed to handle concurrent actions on arbitrary complex data types like Text, Json, and XML. We provide a tutorial and some applications for this framework on our [homepage](http://y-js.org/). - -You can create you own data types easily. Therefore, you can take matters into your own hand by defining the meaning of the shared types and ensure that it is valid, while Yjs ensures data consistency (everyone will eventually end up with the same data). We already provide data types for - -| Name | Description -| ---------------------------------------------------- | --------------------------------------------- -y-object | Add, update, and remove properties of an object. Circular references are supported. Included in Yjs -[y-list](https://github.com/y-js/y-list) | A shared linked list implementation. Circular references are supported -[y-selections](https://github.com/y-js/y-selections) | Manages selections on types that use linear structures (e.g. the y-list type). You can select a range of elements and assign meaning to them. -[y-xml](https://github.com/y-js/y-xml) | An implementation of the DOM. You can create a two way binding to Browser DOM objects -[y-text](https://github.com/y-js/y-text) | Collaborate on text. You can create a two way binding to textareas, input elements, or HTML elements (e.g. *h1*, or *p*) -[y-richtext](https://github.com/y-js/y-richtext) | Collaborate on rich text. You can create a two way binding to several editors - -Unlike other frameworks, Yjs supports P2P message propagation and is not bound to a specific communication protocol. Therefore, Yjs is extremely scalable and can be used in a wide range of application scenarios. - -We support several communication protocols as so called *Connectors*. You can create your own connector too - read [this wiki page](https://github.com/y-js/yjs/wiki/Custom-Connectors). Currently, we support the following communication protocols: - -Name | Description ----------------------------------------- | ------------------------------------------------------- -[y-xmpp](https://github.com/y-js/y-xmpp) | Propagate updates in a XMPP multi-user-chat room ([XEP-0045](http://xmpp.org/extensions/xep-0045.html)) -[y-webrtc](https://github.com/y-js/y-webrtc) | Propagate updates Browser2Browser via WebRTC -[y-test](https://github.com/y-js/y-test) | A Connector for testing purposes. It is designed to simulate delays that happen in worst case scenarios - - -You can use Yjs client-, and server- side. You can get it as via npm, and bower. We even provide polymer elements for Yjs! - -The advantages over similar frameworks are support for -* .. P2P message propagation and arbitrary communication protocols -* .. arbitrary complex data types -* .. offline editing: Only relevant changes are propagated on rejoin (unimplemented) -* .. AnyUndo: Undo *any* action that was executed in constant time (unimplemented) -* .. Intention Preservation: When working on Text, the intention of your changes are preserved. This is particularily important when working offline. Every type has a notion on how we define Intention Preservation on it. - - -## Use it! -You can find a tutorial, and examples on the [website](http://y-js.org). Furthermore, the [github wiki](https://github.com/y-js/yjs/wiki) offers more information about how you can use Yjs in your application. - -Either clone this git repository, install it with [bower](http://bower.io/), or install it with [npm](https://www.npmjs.org/package/yjs). - -### Bower -``` -bower install y-js/yjs -``` -Then you include the libraries directly from the installation folder. -``` - -``` - -### Npm -``` -npm install yjs --save -``` - -And use it like this with *npm*: -``` -Y = require("yjs"); -``` - -# Y() -In order to create an instance of Y, you need to have a connection object (instance of a Connector). Then, you can create a shared data type like this: -``` -var y = new Y(connector); -``` - - -# Y.Object -Yjs includes only one type by default - the Y.Object type. It mimics the behaviour of a JSON Object. You can create, update, and remove properies on the Y.Object type. Furthermore, you can observe changes on this type as you can observe changes on Javascript Objects with [Object.observe](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/observe) - an ECMAScript 7 proposal which is likely to become accepted by the committee. Until then, we have our own implementation. - - -##### Reference -* Create -``` -var y = new Y.Object(); -``` -* Create with existing Object -``` -var y = new Y.Object({number: 73}); -``` -* Every instance of Y is an Y.Object -``` -var y = new Y(connector); -``` -* .val() - * Retrieve all properties of this type as a JSON Object -* .val(name) - * Retrieve the value of a property -* .val(name, value) - * Set/update a property. Returns `this` Y.Object -* .delete(name) - * Delete a property -* .observe(observer) - * The `observer` is called whenever something on this object changes. Throws *add*, *update*, and *delete* events -* .unobserve(f) - * Delete an observer - -# A note on intention preservation -When users create/update/delete the same property concurrently, only one change will prevail. Changes on different properties do not conflict with each other. - -# A note on time complexities -* .val() - * O(|properties|) -* .val(name) - * O(1) -* .val(name, value) - * O(1) -* .delete(name) - * O(1) -* Apply a delete operation from another user - * O(1) -* Apply an update operation from another user (set/update a property) - * Yjs does not transform against operations that do not conflict with each other. - * An operation conflicts with another operation if it changes the same property. - * Overall worst case complexety: O(|conflicts|!) - -# Status -Yjs is a work in progress. Different versions of the *y-* repositories may not work together. Just drop me a line if you run into troubles. - -## Get help -[![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/y-js/yjs?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge) - -Please report _any_ issues to the [Github issue page](https://github.com/y-js/yjs/issues)! I try to fix them very soon, if possible. - -## Contribution -I created this framework during my bachelor thesis at the chair of computer science 5 [(i5)](http://dbis.rwth-aachen.de/cms), RWTH University. Since December 2014 I'm working on Yjs as a part of my student worker job at the i5. - -## License -Yjs is licensed under the [MIT License](./LICENSE.txt). - - - -[ShareJs]: https://github.com/share/ShareJS -[OpenCoweb]: https://github.com/opencoweb/coweb diff --git a/bower.json b/bower.json deleted file mode 100644 index e59c4e71..00000000 --- a/bower.json +++ /dev/null @@ -1,33 +0,0 @@ -{ - "name": "yjs", - "version": "0.5.2", - "homepage": "https://github.com/DadaMonad/yjs", - "authors": [ - "Kevin Jahns " - ], - "description": "A Framework that enables Real-Time collaboration on arbitrary data structures.", - "main": [ - "./y.js", - "./y-object.html", - "./build/node/y.js" - ], - "keywords": [ - "OT", - "collaboration", - "synchronization", - "ShareJS", - "Coweb", - "concurrency" - ], - "license": "MIT", - "ignore": [ - "node_modules", - "bower_components", - "test", - "extras", - "test" - ], - "devDependencies": { - "y-test" : "y-test#~0.4.0" - } -} diff --git a/build/README.md b/build/README.md deleted file mode 100644 index e489fd52..00000000 --- a/build/README.md +++ /dev/null @@ -1,11 +0,0 @@ - -# Directories - -### build/browser -You find the browserified (not minified) version of yjs here. This is nice for debugging, since it also includes sourcemaps. For production, however, you should use the version that you find in the main directory. - -### build/node -Yjs for nodejs is located here. You can only use the submodules, or require 'y' in your node project. Also works with browserify. - -### build/test -Start build/test/index.html' in your browser, to perform testing Yjs. \ No newline at end of file diff --git a/build/browser/y-object.html b/build/browser/y-object.html deleted file mode 100644 index bcd65b67..00000000 --- a/build/browser/y-object.html +++ /dev/null @@ -1,7 +0,0 @@ - - - - - \ No newline at end of file diff --git a/build/browser/y-object.js b/build/browser/y-object.js deleted file mode 100644 index e9c8d163..00000000 --- a/build/browser/y-object.js +++ /dev/null @@ -1,95 +0,0 @@ -(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o _ref; i = 0 <= _ref ? ++_i : --_i) { - attr = that.children.item(i); - if (attr.name != null) { - attr.val = that.val.val(attr.name); - } - } - return that.val.observe(function(events) { - var event, newVal, _j, _len, _results; - _results = []; - for (_j = 0, _len = events.length; _j < _len; _j++) { - event = events[_j]; - if (event.name != null) { - _results.push((function() { - var _k, _ref1, _results1; - _results1 = []; - for (i = _k = 0, _ref1 = that.children.length; 0 <= _ref1 ? _k < _ref1 : _k > _ref1; i = 0 <= _ref1 ? ++_k : --_k) { - attr = that.children.item(i); - if ((attr.name != null) && attr.name === event.name) { - newVal = that.val.val(attr.name); - if (attr.val !== newVal) { - _results1.push(attr.val = newVal); - } else { - _results1.push(void 0); - } - } else { - _results1.push(void 0); - } - } - return _results1; - })()); - } else { - _results.push(void 0); - } - } - return _results; - }); -}; - -Polymer("y-object", { - ready: function() { - if (this.connector != null) { - this.val = new Y(this.connector); - return bindToChildren(this); - } else if (this.val != null) { - return bindToChildren(this); - } - }, - valChanged: function() { - if ((this.val != null) && this.val._name === "Object") { - return bindToChildren(this); - } - }, - connectorChanged: function() { - if (this.val == null) { - this.val = new Y(this.connector); - return bindToChildren(this); - } - } -}); - -Polymer("y-property", { - ready: function() { - if ((this.val != null) && (this.name != null)) { - if (this.val.constructor === Object) { - this.val = this.parentElement.val(this.name, new Y.Object(this.val)).val(this.name); - } else if (typeof this.val === "string") { - this.parentElement.val(this.name, this.val); - } - if (this.val._name === "Object") { - return bindToChildren(this); - } - } - }, - valChanged: function() { - var _ref; - if ((this.val != null) && (this.name != null)) { - if (this.val.constructor === Object) { - return this.val = this.parentElement.val.val(this.name, new Y.Object(this.val)).val(this.name); - } else if (this.val._name === "Object") { - return bindToChildren(this); - } else if ((((_ref = this.parentElement.val) != null ? _ref.val : void 0) != null) && this.val !== this.parentElement.val.val(this.name)) { - return this.parentElement.val.val(this.name, this.val); - } - } - } -}); - - -},{}]},{},[1]) -//# 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diff --git a/build/browser/y.js b/build/browser/y.js deleted file mode 100644 index 017455b9..00000000 --- a/build/browser/y.js +++ /dev/null @@ -1,2272 +0,0 @@ -(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o - throw new Error "You must implement broadcast!" - - * - * Send a message to a peer, or set of peers - * - send: (peer_s, message)-> - throw new Error "You must implement send!" - */ - performSync: function(user) { - var hb, o, _hb, _i, _len; - if (this.current_sync_target == null) { - this.current_sync_target = user; - this.send(user, { - sync_step: "getHB", - send_again: "true", - data: this.getStateVector() - }); - if (!this.sent_hb_to_all_users) { - this.sent_hb_to_all_users = true; - hb = this.getHB([]).hb; - _hb = []; - for (_i = 0, _len = hb.length; _i < _len; _i++) { - o = hb[_i]; - _hb.push(o); - if (_hb.length > 10) { - this.broadcast({ - sync_step: "applyHB_", - data: _hb - }); - _hb = []; - } - } - return this.broadcast({ - sync_step: "applyHB", - data: _hb - }); - } - } - }, - performSyncWithMaster: function(user) { - var hb, o, _hb, _i, _len; - this.current_sync_target = user; - this.send(user, { - sync_step: "getHB", - send_again: "true", - data: this.getStateVector() - }); - hb = this.getHB([]).hb; - _hb = []; - for (_i = 0, _len = hb.length; _i < _len; _i++) { - o = hb[_i]; - _hb.push(o); - if (_hb.length > 10) { - this.broadcast({ - sync_step: "applyHB_", - data: _hb - }); - _hb = []; - } - } - return this.broadcast({ - sync_step: "applyHB", - data: _hb - }); - }, - setStateSynced: function() { - var args, el, f, _i, _len, _ref; - if (!this.is_synced) { - this.is_synced = true; - if (this.compute_when_synced != null) { - _ref = this.compute_when_synced; - for (_i = 0, _len = _ref.length; _i < _len; _i++) { - el = _ref[_i]; - f = el[0]; - args = el.slice(1); - f.apply(args); - } - delete this.compute_when_synced; - } - return null; - } - }, - whenReceivedStateVector: function(f) { - if (this.when_received_state_vector_listeners == null) { - this.when_received_state_vector_listeners = []; - } - return this.when_received_state_vector_listeners.push(f); - }, - receiveMessage: function(sender, res) { - var data, f, hb, o, sendApplyHB, send_again, _hb, _i, _j, _k, _len, _len1, _len2, _ref, _ref1, _results; - if (res.sync_step == null) { - _ref = this.receive_handlers; - _results = []; - for (_i = 0, _len = _ref.length; _i < _len; _i++) { - f = _ref[_i]; - _results.push(f(sender, res)); - } - return _results; - } else { - if (sender === this.user_id) { - return; - } - if (res.sync_step === "getHB") { - if (this.when_received_state_vector_listeners != null) { - _ref1 = this.when_received_state_vector_listeners; - for (_j = 0, _len1 = _ref1.length; _j < _len1; _j++) { - f = _ref1[_j]; - f.call(this, res.data); - } - } - delete this.when_received_state_vector_listeners; - data = this.getHB(res.data); - hb = data.hb; - _hb = []; - if (this.is_synced) { - sendApplyHB = (function(_this) { - return function(m) { - return _this.send(sender, m); - }; - })(this); - } else { - sendApplyHB = (function(_this) { - return function(m) { - return _this.broadcast(m); - }; - })(this); - } - for (_k = 0, _len2 = hb.length; _k < _len2; _k++) { - o = hb[_k]; - _hb.push(o); - if (_hb.length > 10) { - sendApplyHB({ - sync_step: "applyHB_", - data: _hb - }); - _hb = []; - } - } - sendApplyHB({ - sync_step: "applyHB", - data: _hb - }); - if ((res.send_again != null) && this.perform_send_again) { - send_again = (function(_this) { - return function(sv) { - return function() { - var _l, _len3; - hb = _this.getHB(sv).hb; - for (_l = 0, _len3 = hb.length; _l < _len3; _l++) { - o = hb[_l]; - _hb.push(o); - if (_hb.length > 10) { - _this.send(sender, { - sync_step: "applyHB_", - data: _hb - }); - _hb = []; - } - } - return _this.send(sender, { - sync_step: "applyHB", - data: _hb, - sent_again: "true" - }); - }; - }; - })(this)(data.state_vector); - return setTimeout(send_again, 3000); - } - } else if (res.sync_step === "applyHB") { - this.applyHB(res.data, sender === this.current_sync_target); - if ((this.syncMethod === "syncAll" || (res.sent_again != null)) && (!this.is_synced) && ((this.current_sync_target === sender) || (this.current_sync_target == null))) { - this.connections[sender].is_synced = true; - return this.findNewSyncTarget(); - } - } else if (res.sync_step === "applyHB_") { - return this.applyHB(res.data, sender === this.current_sync_target); - } - } - }, - parseMessageFromXml: function(m) { - var parse_array, parse_object; - parse_array = function(node) { - var n, _i, _len, _ref, _results; - _ref = node.children; - _results = []; - for (_i = 0, _len = _ref.length; _i < _len; _i++) { - n = _ref[_i]; - if (n.getAttribute("isArray") === "true") { - _results.push(parse_array(n)); - } else { - _results.push(parse_object(n)); - } - } - return _results; - }; - parse_object = function(node) { - var int, json, n, name, value, _i, _len, _ref, _ref1; - json = {}; - _ref = node.attrs; - for (name in _ref) { - value = _ref[name]; - int = parseInt(value); - if (isNaN(int) || ("" + int) !== value) { - json[name] = value; - } else { - json[name] = int; - } - } - _ref1 = node.children; - for (_i = 0, _len = _ref1.length; _i < _len; _i++) { - n = _ref1[_i]; - name = n.name; - if (n.getAttribute("isArray") === "true") { - json[name] = parse_array(n); - } else { - json[name] = parse_object(n); - } - } - return json; - }; - return parse_object(m); - }, - encodeMessageToXml: function(m, json) { - var encode_array, encode_object; - encode_object = function(m, json) { - var name, value; - for (name in json) { - value = json[name]; - if (value == null) { - - } else if (value.constructor === Object) { - encode_object(m.c(name), value); - } else if (value.constructor === Array) { - encode_array(m.c(name), value); - } else { - m.setAttribute(name, value); - } - } - return m; - }; - encode_array = function(m, array) { - var e, _i, _len; - m.setAttribute("isArray", "true"); - for (_i = 0, _len = array.length; _i < _len; _i++) { - e = array[_i]; - if (e.constructor === Object) { - encode_object(m.c("array-element"), e); - } else { - encode_array(m.c("array-element"), e); - } - } - return m; - }; - if (json.constructor === Object) { - return encode_object(m.c("y", { - xmlns: "http://y.ninja/connector-stanza" - }), json); - } else if (json.constructor === Array) { - return encode_array(m.c("y", { - xmlns: "http://y.ninja/connector-stanza" - }), json); - } else { - throw new Error("I can't encode this json!"); - } - }, - setIsBoundToY: function() { - if (typeof this.on_bound_to_y === "function") { - this.on_bound_to_y(); - } - delete this.when_bound_to_y; - return this.is_bound_to_y = true; - } -}; - - -},{}],3:[function(require,module,exports){ -var Engine; - -if (typeof window !== "undefined" && window !== null) { - window.unprocessed_counter = 0; -} - -if (typeof window !== "undefined" && window !== null) { - window.unprocessed_exec_counter = 0; -} - -if (typeof window !== "undefined" && window !== null) { - window.unprocessed_types = []; -} - -Engine = (function() { - function Engine(HB, types) { - this.HB = HB; - this.types = types; - this.unprocessed_ops = []; - } - - Engine.prototype.parseOperation = function(json) { - var type; - type = this.types[json.type]; - if ((type != null ? type.parse : void 0) != null) { - return type.parse(json); - } else { - throw new Error("You forgot to specify a parser for type " + json.type + ". The message is " + (JSON.stringify(json)) + "."); - } - }; - - - /* - applyOpsBundle: (ops_json)-> - ops = [] - for o in ops_json - ops.push @parseOperation o - for o in ops - if not o.execute() - @unprocessed_ops.push o - @tryUnprocessed() - */ - - Engine.prototype.applyOpsCheckDouble = function(ops_json) { - var o, _i, _len, _results; - _results = []; - for (_i = 0, _len = ops_json.length; _i < _len; _i++) { - o = ops_json[_i]; - if (this.HB.getOperation(o.uid) == null) { - _results.push(this.applyOp(o)); - } else { - _results.push(void 0); - } - } - return _results; - }; - - Engine.prototype.applyOps = function(ops_json) { - return this.applyOp(ops_json); - }; - - Engine.prototype.applyOp = function(op_json_array, fromHB) { - var o, op_json, _i, _len; - if (fromHB == null) { - fromHB = false; - } - if (op_json_array.constructor !== Array) { - op_json_array = [op_json_array]; - } - for (_i = 0, _len = op_json_array.length; _i < _len; _i++) { - op_json = op_json_array[_i]; - if (fromHB) { - op_json.fromHB = "true"; - } - o = this.parseOperation(op_json); - o.parsed_from_json = op_json; - if (op_json.fromHB != null) { - o.fromHB = op_json.fromHB; - } - if (this.HB.getOperation(o) != null) { - - } else if (((!this.HB.isExpectedOperation(o)) && (o.fromHB == null)) || (!o.execute())) { - this.unprocessed_ops.push(o); - if (typeof window !== "undefined" && window !== null) { - window.unprocessed_types.push(o.type); - } - } - } - return this.tryUnprocessed(); - }; - - Engine.prototype.tryUnprocessed = function() { - var old_length, op, unprocessed, _i, _len, _ref; - while (true) { - old_length = this.unprocessed_ops.length; - unprocessed = []; - _ref = this.unprocessed_ops; - for (_i = 0, _len = _ref.length; _i < _len; _i++) { - op = _ref[_i]; - if (this.HB.getOperation(op) != null) { - - } else if ((!this.HB.isExpectedOperation(op) && (op.fromHB == null)) || (!op.execute())) { - unprocessed.push(op); - } - } - this.unprocessed_ops = unprocessed; - if (this.unprocessed_ops.length === old_length) { - break; - } - } - if (this.unprocessed_ops.length !== 0) { - return this.HB.invokeSync(); - } - }; - - return Engine; - -})(); - -module.exports = Engine; - - -},{}],4:[function(require,module,exports){ -var HistoryBuffer, - __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; }; - -HistoryBuffer = (function() { - function HistoryBuffer(user_id) { - this.user_id = user_id; - this.emptyGarbage = __bind(this.emptyGarbage, this); - this.operation_counter = {}; - this.buffer = {}; - this.change_listeners = []; - this.garbage = []; - this.trash = []; - this.performGarbageCollection = true; - this.garbageCollectTimeout = 30000; - this.reserved_identifier_counter = 0; - setTimeout(this.emptyGarbage, this.garbageCollectTimeout); - } - - HistoryBuffer.prototype.setUserId = function(user_id, state_vector) { - var buff, counter_diff, o, o_name, _base, _name, _ref; - this.user_id = user_id; - if ((_base = this.buffer)[_name = this.user_id] == null) { - _base[_name] = []; - } - buff = this.buffer[this.user_id]; - counter_diff = state_vector[this.user_id] || 0; - if (this.buffer._temp != null) { - _ref = this.buffer._temp; - for (o_name in _ref) { - o = _ref[o_name]; - o.uid.creator = this.user_id; - o.uid.op_number += counter_diff; - buff[o.uid.op_number] = o; - } - } - this.operation_counter[this.user_id] = (this.operation_counter._temp || 0) + counter_diff; - delete this.operation_counter._temp; - return delete this.buffer._temp; - }; - - HistoryBuffer.prototype.emptyGarbage = function() { - var o, _i, _len, _ref; - _ref = this.garbage; - for (_i = 0, _len = _ref.length; _i < _len; _i++) { - o = _ref[_i]; - if (typeof o.cleanup === "function") { - o.cleanup(); - } - } - this.garbage = this.trash; - this.trash = []; - if (this.garbageCollectTimeout !== -1) { - this.garbageCollectTimeoutId = setTimeout(this.emptyGarbage, this.garbageCollectTimeout); - } - return void 0; - }; - - HistoryBuffer.prototype.getUserId = function() { - return this.user_id; - }; - - HistoryBuffer.prototype.addToGarbageCollector = function() { - var o, _i, _len, _results; - if (this.performGarbageCollection) { - _results = []; - for (_i = 0, _len = arguments.length; _i < _len; _i++) { - o = arguments[_i]; - if (o != null) { - _results.push(this.garbage.push(o)); - } else { - _results.push(void 0); - } - } - return _results; - } - }; - - HistoryBuffer.prototype.stopGarbageCollection = function() { - this.performGarbageCollection = false; - this.setManualGarbageCollect(); - this.garbage = []; - return this.trash = []; - }; - - HistoryBuffer.prototype.setManualGarbageCollect = function() { - this.garbageCollectTimeout = -1; - clearTimeout(this.garbageCollectTimeoutId); - return this.garbageCollectTimeoutId = void 0; - }; - - HistoryBuffer.prototype.setGarbageCollectTimeout = function(garbageCollectTimeout) { - this.garbageCollectTimeout = garbageCollectTimeout; - }; - - HistoryBuffer.prototype.getReservedUniqueIdentifier = function() { - return { - creator: '_', - op_number: "_" + (this.reserved_identifier_counter++) - }; - }; - - HistoryBuffer.prototype.getOperationCounter = function(user_id) { - var ctn, res, user, _ref; - if (user_id == null) { - res = {}; - _ref = this.operation_counter; - for (user in _ref) { - ctn = _ref[user]; - res[user] = ctn; - } - return res; - } else { - return this.operation_counter[user_id]; - } - }; - - HistoryBuffer.prototype.isExpectedOperation = function(o) { - var _base, _name; - if ((_base = this.operation_counter)[_name = o.uid.creator] == null) { - _base[_name] = 0; - } - o.uid.op_number <= this.operation_counter[o.uid.creator]; - return true; - }; - - HistoryBuffer.prototype._encode = function(state_vector) { - var json, o, o_json, o_next, o_number, o_prev, u_name, unknown, user, _ref; - if (state_vector == null) { - state_vector = {}; - } - json = []; - unknown = function(user, o_number) { - if ((user == null) || (o_number == null)) { - throw new Error("dah!"); - } - return (state_vector[user] == null) || state_vector[user] <= o_number; - }; - _ref = this.buffer; - for (u_name in _ref) { - user = _ref[u_name]; - if (u_name === "_") { - continue; - } - for (o_number in user) { - o = user[o_number]; - if ((o.uid.noOperation == null) && unknown(u_name, o_number)) { - o_json = o._encode(); - if (o.next_cl != null) { - o_next = o.next_cl; - while ((o_next.next_cl != null) && unknown(o_next.uid.creator, o_next.uid.op_number)) { - o_next = o_next.next_cl; - } - o_json.next = o_next.getUid(); - } else if (o.prev_cl != null) { - o_prev = o.prev_cl; - while ((o_prev.prev_cl != null) && unknown(o_prev.uid.creator, o_prev.uid.op_number)) { - o_prev = o_prev.prev_cl; - } - o_json.prev = o_prev.getUid(); - } - json.push(o_json); - } - } - } - return json; - }; - - HistoryBuffer.prototype.getNextOperationIdentifier = function(user_id) { - var uid; - if (user_id == null) { - user_id = this.user_id; - } - if (this.operation_counter[user_id] == null) { - this.operation_counter[user_id] = 0; - } - uid = { - 'creator': user_id, - 'op_number': this.operation_counter[user_id] - }; - this.operation_counter[user_id]++; - return uid; - }; - - HistoryBuffer.prototype.getOperation = function(uid) { - var o, _ref; - if (uid.uid != null) { - uid = uid.uid; - } - o = (_ref = this.buffer[uid.creator]) != null ? _ref[uid.op_number] : void 0; - if ((uid.sub != null) && (o != null)) { - return o.retrieveSub(uid.sub); - } else { - return o; - } - }; - - HistoryBuffer.prototype.addOperation = function(o) { - if (this.buffer[o.uid.creator] == null) { - this.buffer[o.uid.creator] = {}; - } - if (this.buffer[o.uid.creator][o.uid.op_number] != null) { - throw new Error("You must not overwrite operations!"); - } - if ((o.uid.op_number.constructor !== String) && (!this.isExpectedOperation(o)) && (o.fromHB == null)) { - throw new Error("this operation was not expected!"); - } - this.addToCounter(o); - this.buffer[o.uid.creator][o.uid.op_number] = o; - return o; - }; - - HistoryBuffer.prototype.removeOperation = function(o) { - var _ref; - return (_ref = this.buffer[o.uid.creator]) != null ? delete _ref[o.uid.op_number] : void 0; - }; - - HistoryBuffer.prototype.setInvokeSyncHandler = function(f) { - return this.invokeSync = f; - }; - - HistoryBuffer.prototype.invokeSync = function() {}; - - HistoryBuffer.prototype.renewStateVector = function(state_vector) { - var state, user, _results; - _results = []; - for (user in state_vector) { - state = state_vector[user]; - if (((this.operation_counter[user] == null) || (this.operation_counter[user] < state_vector[user])) && (state_vector[user] != null)) { - _results.push(this.operation_counter[user] = state_vector[user]); - } else { - _results.push(void 0); - } - } - return _results; - }; - - HistoryBuffer.prototype.addToCounter = function(o) { - var _base, _name; - if ((_base = this.operation_counter)[_name = o.uid.creator] == null) { - _base[_name] = 0; - } - if (o.uid.op_number === this.operation_counter[o.uid.creator]) { - this.operation_counter[o.uid.creator]++; - } - while (this.buffer[o.uid.creator][this.operation_counter[o.uid.creator]] != null) { - this.operation_counter[o.uid.creator]++; - } - return void 0; - }; - - return HistoryBuffer; - -})(); - -module.exports = HistoryBuffer; - - -},{}],5:[function(require,module,exports){ -var YObject; - -YObject = (function() { - function YObject(_object) { - var name, val, _ref; - this._object = _object != null ? _object : {}; - if (this._object.constructor === Object) { - _ref = this._object; - for (name in _ref) { - val = _ref[name]; - if (val.constructor === Object) { - this._object[name] = new YObject(val); - } - } - } else { - throw new Error("Y.Object accepts Json Objects only"); - } - } - - YObject.prototype._name = "Object"; - - YObject.prototype._getModel = function(types, ops) { - var n, o, _ref; - if (this._model == null) { - this._model = new ops.MapManager(this).execute(); - _ref = this._object; - for (n in _ref) { - o = _ref[n]; - this._model.val(n, o); - } - } - delete this._object; - return this._model; - }; - - YObject.prototype._setModel = function(_model) { - this._model = _model; - return delete this._object; - }; - - YObject.prototype.observe = function(f) { - this._model.observe(f); - return this; - }; - - YObject.prototype.unobserve = function(f) { - this._model.unobserve(f); - return this; - }; - - YObject.prototype.val = function(name, content) { - var n, res, v, _ref; - if (this._model != null) { - return this._model.val.apply(this._model, arguments); - } else { - if (content != null) { - return this._object[name] = content; - } else if (name != null) { - return this._object[name]; - } else { - res = {}; - _ref = this._object; - for (n in _ref) { - v = _ref[n]; - res[n] = v; - } - return res; - } - } - }; - - YObject.prototype["delete"] = function(name) { - this._model["delete"](name); - return this; - }; - - return YObject; - -})(); - -if (typeof window !== "undefined" && window !== null) { - if (window.Y != null) { - window.Y.Object = YObject; - } else { - throw new Error("You must first import Y!"); - } -} - -if (typeof module !== "undefined" && module !== null) { - module.exports = YObject; -} - - -},{}],6:[function(require,module,exports){ -var __slice = [].slice, - __hasProp = {}.hasOwnProperty, - __extends = function(child, parent) { for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; }; - -module.exports = function() { - var execution_listener, ops; - ops = {}; - execution_listener = []; - ops.Operation = (function() { - function Operation(custom_type, uid, content, content_operations) { - var name, op; - if (custom_type != null) { - this.custom_type = custom_type; - } - this.is_deleted = false; - this.garbage_collected = false; - this.event_listeners = []; - if (uid != null) { - this.uid = uid; - } - if (content === void 0) { - - } else if ((content != null) && (content.creator != null)) { - this.saveOperation('content', content); - } else { - this.content = content; - } - if (content_operations != null) { - this.content_operations = {}; - for (name in content_operations) { - op = content_operations[name]; - this.saveOperation(name, op, 'content_operations'); - } - } - } - - Operation.prototype.type = "Operation"; - - Operation.prototype.getContent = function(name) { - var content, n, v, _ref, _ref1; - if (this.content != null) { - if (this.content.getCustomType != null) { - return this.content.getCustomType(); - } else if (this.content.constructor === Object) { - if (name != null) { - if (this.content[name] != null) { - return this.content[name]; - } else { - return this.content_operations[name].getCustomType(); - } - } else { - content = {}; - _ref = this.content; - for (n in _ref) { - v = _ref[n]; - content[n] = v; - } - if (this.content_operations != null) { - _ref1 = this.content_operations; - for (n in _ref1) { - v = _ref1[n]; - v = v.getCustomType(); - content[n] = v; - } - } - return content; - } - } else { - return this.content; - } - } else { - return this.content; - } - }; - - Operation.prototype.retrieveSub = function() { - throw new Error("sub properties are not enable on this operation type!"); - }; - - Operation.prototype.observe = function(f) { - return this.event_listeners.push(f); - }; - - Operation.prototype.unobserve = function(f) { - return this.event_listeners = this.event_listeners.filter(function(g) { - return f !== g; - }); - }; - - Operation.prototype.deleteAllObservers = function() { - return this.event_listeners = []; - }; - - Operation.prototype["delete"] = function() { - (new ops.Delete(void 0, this)).execute(); - return null; - }; - - Operation.prototype.callEvent = function() { - var callon; - if (this.custom_type != null) { - callon = this.getCustomType(); - } else { - callon = this; - } - return this.forwardEvent.apply(this, [callon].concat(__slice.call(arguments))); - }; - - Operation.prototype.forwardEvent = function() { - var args, f, op, _i, _len, _ref, _results; - op = arguments[0], args = 2 <= arguments.length ? __slice.call(arguments, 1) : []; - _ref = this.event_listeners; - _results = []; - for (_i = 0, _len = _ref.length; _i < _len; _i++) { - f = _ref[_i]; - _results.push(f.call.apply(f, [op].concat(__slice.call(args)))); - } - return _results; - }; - - Operation.prototype.isDeleted = function() { - return this.is_deleted; - }; - - Operation.prototype.applyDelete = function(garbagecollect) { - if (garbagecollect == null) { - garbagecollect = true; - } - if (!this.garbage_collected) { - this.is_deleted = true; - if (garbagecollect) { - this.garbage_collected = true; - return this.HB.addToGarbageCollector(this); - } - } - }; - - Operation.prototype.cleanup = function() { - this.HB.removeOperation(this); - return this.deleteAllObservers(); - }; - - Operation.prototype.setParent = function(parent) { - this.parent = parent; - }; - - Operation.prototype.getParent = function() { - return this.parent; - }; - - Operation.prototype.getUid = function() { - var map_uid; - if (this.uid.noOperation == null) { - return this.uid; - } else { - if (this.uid.alt != null) { - map_uid = this.uid.alt.cloneUid(); - map_uid.sub = this.uid.sub; - return map_uid; - } else { - return void 0; - } - } - }; - - Operation.prototype.cloneUid = function() { - var n, uid, v, _ref; - uid = {}; - _ref = this.getUid(); - for (n in _ref) { - v = _ref[n]; - uid[n] = v; - } - return uid; - }; - - Operation.prototype.execute = function() { - var l, _i, _len; - if (this.validateSavedOperations()) { - this.is_executed = true; - if (this.uid == null) { - this.uid = this.HB.getNextOperationIdentifier(); - } - if (this.uid.noOperation == null) { - this.HB.addOperation(this); - for (_i = 0, _len = execution_listener.length; _i < _len; _i++) { - l = execution_listener[_i]; - l(this._encode()); - } - } - return this; - } else { - return false; - } - }; - - Operation.prototype.saveOperation = function(name, op, base) { - var dest, last_path, path, paths, _base, _i, _len; - if (base == null) { - base = "this"; - } - if ((op != null) && (op._getModel != null)) { - op = op._getModel(this.custom_types, this.operations); - } - if (op == null) { - - } else if ((op.execute != null) || !((op.op_number != null) && (op.creator != null))) { - if (base === "this") { - return this[name] = op; - } else { - dest = this[base]; - paths = name.split("/"); - last_path = paths.pop(); - for (_i = 0, _len = paths.length; _i < _len; _i++) { - path = paths[_i]; - dest = dest[path]; - } - return dest[last_path] = op; - } - } else { - if (this.unchecked == null) { - this.unchecked = {}; - } - if ((_base = this.unchecked)[base] == null) { - _base[base] = {}; - } - return this.unchecked[base][name] = op; - } - }; - - Operation.prototype.validateSavedOperations = function() { - var base, base_name, dest, last_path, name, op, op_uid, path, paths, success, uninstantiated, _i, _len, _ref; - uninstantiated = {}; - success = true; - _ref = this.unchecked; - for (base_name in _ref) { - base = _ref[base_name]; - for (name in base) { - op_uid = base[name]; - op = this.HB.getOperation(op_uid); - if (op) { - if (base_name === "this") { - this[name] = op; - } else { - dest = this[base_name]; - paths = name.split("/"); - last_path = paths.pop(); - for (_i = 0, _len = paths.length; _i < _len; _i++) { - path = paths[_i]; - dest = dest[path]; - } - dest[last_path] = op; - } - } else { - if (uninstantiated[base_name] == null) { - uninstantiated[base_name] = {}; - } - uninstantiated[base_name][name] = op_uid; - success = false; - } - } - } - if (!success) { - this.unchecked = uninstantiated; - return false; - } else { - delete this.unchecked; - return this; - } - }; - - Operation.prototype.getCustomType = function() { - var Type, t, _i, _len, _ref; - if (this.custom_type == null) { - return this; - } else { - if (this.custom_type.constructor === String) { - Type = this.custom_types; - _ref = this.custom_type.split("."); - for (_i = 0, _len = _ref.length; _i < _len; _i++) { - t = _ref[_i]; - Type = Type[t]; - } - this.custom_type = new Type(); - this.custom_type._setModel(this); - } - return this.custom_type; - } - }; - - Operation.prototype._encode = function(json) { - var n, o, operations, _ref, _ref1; - if (json == null) { - json = {}; - } - json.type = this.type; - json.uid = this.getUid(); - if (this.custom_type != null) { - if (this.custom_type.constructor === String) { - json.custom_type = this.custom_type; - } else { - json.custom_type = this.custom_type._name; - } - } - if (((_ref = this.content) != null ? _ref.getUid : void 0) != null) { - json.content = this.content.getUid(); - } else { - json.content = this.content; - } - if (this.content_operations != null) { - operations = {}; - _ref1 = this.content_operations; - for (n in _ref1) { - o = _ref1[n]; - if (o._getModel != null) { - o = o._getModel(this.custom_types, this.operations); - } - operations[n] = o.getUid(); - } - json.content_operations = operations; - } - return json; - }; - - return Operation; - - })(); - ops.Delete = (function(_super) { - __extends(Delete, _super); - - function Delete(custom_type, uid, deletes) { - this.saveOperation('deletes', deletes); - Delete.__super__.constructor.call(this, custom_type, uid); - } - - Delete.prototype.type = "Delete"; - - Delete.prototype._encode = function() { - return { - 'type': "Delete", - 'uid': this.getUid(), - 'deletes': this.deletes.getUid() - }; - }; - - Delete.prototype.execute = function() { - var res; - if (this.validateSavedOperations()) { - res = Delete.__super__.execute.apply(this, arguments); - if (res) { - this.deletes.applyDelete(this); - } - return res; - } else { - return false; - } - }; - - return Delete; - - })(ops.Operation); - ops.Delete.parse = function(o) { - var deletes_uid, uid; - uid = o['uid'], deletes_uid = o['deletes']; - return new this(null, uid, deletes_uid); - }; - ops.Insert = (function(_super) { - __extends(Insert, _super); - - function Insert(custom_type, content, content_operations, parent, uid, prev_cl, next_cl, origin) { - this.saveOperation('parent', parent); - this.saveOperation('prev_cl', prev_cl); - this.saveOperation('next_cl', next_cl); - if (origin != null) { - this.saveOperation('origin', origin); - } else { - this.saveOperation('origin', prev_cl); - } - Insert.__super__.constructor.call(this, custom_type, uid, content, content_operations); - } - - Insert.prototype.type = "Insert"; - - Insert.prototype.val = function() { - return this.getContent(); - }; - - Insert.prototype.getNext = function(i) { - var n; - if (i == null) { - i = 1; - } - n = this; - while (i > 0 && (n.next_cl != null)) { - n = n.next_cl; - if (!n.is_deleted) { - i--; - } - } - if (n.is_deleted) { - null; - } - return n; - }; - - Insert.prototype.getPrev = function(i) { - var n; - if (i == null) { - i = 1; - } - n = this; - while (i > 0 && (n.prev_cl != null)) { - n = n.prev_cl; - if (!n.is_deleted) { - i--; - } - } - if (n.is_deleted) { - return null; - } else { - return n; - } - }; - - Insert.prototype.applyDelete = function(o) { - var callLater, garbagecollect; - if (this.deleted_by == null) { - this.deleted_by = []; - } - callLater = false; - if ((this.parent != null) && !this.is_deleted && (o != null)) { - callLater = true; - } - if (o != null) { - this.deleted_by.push(o); - } - garbagecollect = false; - if (this.next_cl.isDeleted()) { - garbagecollect = true; - } - Insert.__super__.applyDelete.call(this, garbagecollect); - if (callLater) { - this.parent.callOperationSpecificDeleteEvents(this, o); - } - if ((this.prev_cl != null) && this.prev_cl.isDeleted()) { - return this.prev_cl.applyDelete(); - } - }; - - Insert.prototype.cleanup = function() { - var d, o, _i, _len, _ref; - if (this.next_cl.isDeleted()) { - _ref = this.deleted_by; - for (_i = 0, _len = _ref.length; _i < _len; _i++) { - d = _ref[_i]; - d.cleanup(); - } - o = this.next_cl; - while (o.type !== "Delimiter") { - if (o.origin === this) { - o.origin = this.prev_cl; - } - o = o.next_cl; - } - this.prev_cl.next_cl = this.next_cl; - this.next_cl.prev_cl = this.prev_cl; - if (this.content instanceof ops.Operation && !(this.content instanceof ops.Insert)) { - this.content.referenced_by--; - if (this.content.referenced_by <= 0 && !this.content.is_deleted) { - this.content.applyDelete(); - } - } - delete this.content; - return Insert.__super__.cleanup.apply(this, arguments); - } - }; - - Insert.prototype.getDistanceToOrigin = function() { - var d, o; - d = 0; - o = this.prev_cl; - while (true) { - if (this.origin === o) { - break; - } - d++; - o = o.prev_cl; - } - return d; - }; - - Insert.prototype.execute = function() { - var distance_to_origin, i, o, _base; - if (!this.validateSavedOperations()) { - return false; - } else { - if (this.content instanceof ops.Operation) { - this.content.insert_parent = this; - if ((_base = this.content).referenced_by == null) { - _base.referenced_by = 0; - } - this.content.referenced_by++; - } - if (this.parent != null) { - if (this.prev_cl == null) { - this.prev_cl = this.parent.beginning; - } - if (this.origin == null) { - this.origin = this.prev_cl; - } else if (this.origin === "Delimiter") { - this.origin = this.parent.beginning; - } - if (this.next_cl == null) { - this.next_cl = this.parent.end; - } - } - if (this.prev_cl != null) { - distance_to_origin = this.getDistanceToOrigin(); - o = this.prev_cl.next_cl; - i = distance_to_origin; - while (true) { - if (o !== this.next_cl) { - if (o.getDistanceToOrigin() === i) { - if (o.uid.creator < this.uid.creator) { - this.prev_cl = o; - distance_to_origin = i + 1; - } else { - - } - } else if (o.getDistanceToOrigin() < i) { - if (i - distance_to_origin <= o.getDistanceToOrigin()) { - this.prev_cl = o; - distance_to_origin = i + 1; - } else { - - } - } else { - break; - } - i++; - o = o.next_cl; - } else { - break; - } - } - this.next_cl = this.prev_cl.next_cl; - this.prev_cl.next_cl = this; - this.next_cl.prev_cl = this; - } - this.setParent(this.prev_cl.getParent()); - Insert.__super__.execute.apply(this, arguments); - this.parent.callOperationSpecificInsertEvents(this); - return this; - } - }; - - Insert.prototype.getPosition = function() { - var position, prev; - position = 0; - prev = this.prev_cl; - while (true) { - if (prev instanceof ops.Delimiter) { - break; - } - if (!prev.isDeleted()) { - position++; - } - prev = prev.prev_cl; - } - return position; - }; - - Insert.prototype._encode = function(json) { - if (json == null) { - json = {}; - } - json.prev = this.prev_cl.getUid(); - json.next = this.next_cl.getUid(); - if (this.origin.type === "Delimiter") { - json.origin = "Delimiter"; - } else if (this.origin !== this.prev_cl) { - json.origin = this.origin.getUid(); - } - json.parent = this.parent.getUid(); - return Insert.__super__._encode.call(this, json); - }; - - return Insert; - - })(ops.Operation); - ops.Insert.parse = function(json) { - var content, content_operations, next, origin, parent, prev, uid; - content = json['content'], content_operations = json['content_operations'], uid = json['uid'], prev = json['prev'], next = json['next'], origin = json['origin'], parent = json['parent']; - return new this(null, content, content_operations, parent, uid, prev, next, origin); - }; - ops.Delimiter = (function(_super) { - __extends(Delimiter, _super); - - function Delimiter(prev_cl, next_cl, origin) { - this.saveOperation('prev_cl', prev_cl); - this.saveOperation('next_cl', next_cl); - this.saveOperation('origin', prev_cl); - Delimiter.__super__.constructor.call(this, null, { - noOperation: true - }); - } - - Delimiter.prototype.type = "Delimiter"; - - Delimiter.prototype.applyDelete = function() { - var o; - Delimiter.__super__.applyDelete.call(this); - o = this.prev_cl; - while (o != null) { - o.applyDelete(); - o = o.prev_cl; - } - return void 0; - }; - - Delimiter.prototype.cleanup = function() { - return Delimiter.__super__.cleanup.call(this); - }; - - Delimiter.prototype.execute = function() { - var _ref, _ref1; - if (((_ref = this.unchecked) != null ? _ref['next_cl'] : void 0) != null) { - return Delimiter.__super__.execute.apply(this, arguments); - } else if ((_ref1 = this.unchecked) != null ? _ref1['prev_cl'] : void 0) { - if (this.validateSavedOperations()) { - if (this.prev_cl.next_cl != null) { - throw new Error("Probably duplicated operations"); - } - this.prev_cl.next_cl = this; - return Delimiter.__super__.execute.apply(this, arguments); - } else { - return false; - } - } else if ((this.prev_cl != null) && (this.prev_cl.next_cl == null)) { - delete this.prev_cl.unchecked.next_cl; - this.prev_cl.next_cl = this; - return Delimiter.__super__.execute.apply(this, arguments); - } else if ((this.prev_cl != null) || (this.next_cl != null) || true) { - return Delimiter.__super__.execute.apply(this, arguments); - } - }; - - Delimiter.prototype._encode = function() { - var _ref, _ref1; - return { - 'type': this.type, - 'uid': this.getUid(), - 'prev': (_ref = this.prev_cl) != null ? _ref.getUid() : void 0, - 'next': (_ref1 = this.next_cl) != null ? _ref1.getUid() : void 0 - }; - }; - - return Delimiter; - - })(ops.Operation); - ops.Delimiter.parse = function(json) { - var next, prev, uid; - uid = json['uid'], prev = json['prev'], next = json['next']; - return new this(uid, prev, next); - }; - return { - 'operations': ops, - 'execution_listener': execution_listener - }; -}; - - -},{}],7:[function(require,module,exports){ -var basic_ops_uninitialized, - __hasProp = {}.hasOwnProperty, - __extends = function(child, parent) { for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; }; - -basic_ops_uninitialized = require("./Basic"); - -module.exports = function() { - var basic_ops, ops; - basic_ops = basic_ops_uninitialized(); - ops = basic_ops.operations; - ops.MapManager = (function(_super) { - __extends(MapManager, _super); - - function MapManager(custom_type, uid, content, content_operations) { - this._map = {}; - MapManager.__super__.constructor.call(this, custom_type, uid, content, content_operations); - } - - MapManager.prototype.type = "MapManager"; - - MapManager.prototype.applyDelete = function() { - var name, p, _ref; - _ref = this._map; - for (name in _ref) { - p = _ref[name]; - p.applyDelete(); - } - return MapManager.__super__.applyDelete.call(this); - }; - - MapManager.prototype.cleanup = function() { - return MapManager.__super__.cleanup.call(this); - }; - - MapManager.prototype.map = function(f) { - var n, v, _ref; - _ref = this._map; - for (n in _ref) { - v = _ref[n]; - f(n, v); - } - return void 0; - }; - - MapManager.prototype.val = function(name, content) { - var o, prop, rep, res, result, _ref; - if (arguments.length > 1) { - if ((content != null) && (content._getModel != null)) { - rep = content._getModel(this.custom_types, this.operations); - } else { - rep = content; - } - this.retrieveSub(name).replace(rep); - return this.getCustomType(); - } else if (name != null) { - prop = this._map[name]; - if ((prop != null) && !prop.isContentDeleted()) { - res = prop.val(); - if (res instanceof ops.Operation) { - return res.getCustomType(); - } else { - return res; - } - } else { - return void 0; - } - } else { - result = {}; - _ref = this._map; - for (name in _ref) { - o = _ref[name]; - if (!o.isContentDeleted()) { - result[name] = o.val(); - } - } - return result; - } - }; - - MapManager.prototype["delete"] = function(name) { - var _ref; - if ((_ref = this._map[name]) != null) { - _ref.deleteContent(); - } - return this; - }; - - MapManager.prototype.retrieveSub = function(property_name) { - var event_properties, event_this, rm, rm_uid; - if (this._map[property_name] == null) { - event_properties = { - name: property_name - }; - event_this = this; - rm_uid = { - noOperation: true, - sub: property_name, - alt: this - }; - rm = new ops.ReplaceManager(null, event_properties, event_this, rm_uid); - this._map[property_name] = rm; - rm.setParent(this, property_name); - rm.execute(); - } - return this._map[property_name]; - }; - - return MapManager; - - })(ops.Operation); - ops.MapManager.parse = function(json) { - var content, content_operations, custom_type, uid; - uid = json['uid'], custom_type = json['custom_type'], content = json['content'], content_operations = json['content_operations']; - return new this(custom_type, uid, content, content_operations); - }; - ops.ListManager = (function(_super) { - __extends(ListManager, _super); - - function ListManager(custom_type, uid, content, content_operations) { - this.beginning = new ops.Delimiter(void 0, void 0); - this.end = new ops.Delimiter(this.beginning, void 0); - this.beginning.next_cl = this.end; - this.beginning.execute(); - this.end.execute(); - ListManager.__super__.constructor.call(this, custom_type, uid, content, content_operations); - } - - ListManager.prototype.type = "ListManager"; - - ListManager.prototype.applyDelete = function() { - var o; - o = this.beginning; - while (o != null) { - o.applyDelete(); - o = o.next_cl; - } - return ListManager.__super__.applyDelete.call(this); - }; - - ListManager.prototype.cleanup = function() { - return ListManager.__super__.cleanup.call(this); - }; - - ListManager.prototype.toJson = function(transform_to_value) { - var i, o, val, _i, _len, _results; - if (transform_to_value == null) { - transform_to_value = false; - } - val = this.val(); - _results = []; - for (o = _i = 0, _len = val.length; _i < _len; o = ++_i) { - i = val[o]; - if (o instanceof ops.Object) { - _results.push(o.toJson(transform_to_value)); - } else if (o instanceof ops.ListManager) { - _results.push(o.toJson(transform_to_value)); - } else if (transform_to_value && o instanceof ops.Operation) { - _results.push(o.val()); - } else { - _results.push(o); - } - } - return _results; - }; - - ListManager.prototype.execute = function() { - if (this.validateSavedOperations()) { - this.beginning.setParent(this); - this.end.setParent(this); - return ListManager.__super__.execute.apply(this, arguments); - } else { - return false; - } - }; - - ListManager.prototype.getLastOperation = function() { - return this.end.prev_cl; - }; - - ListManager.prototype.getFirstOperation = function() { - return this.beginning.next_cl; - }; - - ListManager.prototype.toArray = function() { - var o, result; - o = this.beginning.next_cl; - result = []; - while (o !== this.end) { - if (!o.is_deleted) { - result.push(o.val()); - } - o = o.next_cl; - } - return result; - }; - - ListManager.prototype.map = function(f) { - var o, result; - o = this.beginning.next_cl; - result = []; - while (o !== this.end) { - if (!o.is_deleted) { - result.push(f(o)); - } - o = o.next_cl; - } - return result; - }; - - ListManager.prototype.fold = function(init, f) { - var o; - o = this.beginning.next_cl; - while (o !== this.end) { - if (!o.is_deleted) { - init = f(init, o); - } - o = o.next_cl; - } - return init; - }; - - ListManager.prototype.val = function(pos) { - var o; - if (pos != null) { - o = this.getOperationByPosition(pos + 1); - if (!(o instanceof ops.Delimiter)) { - return o.val(); - } else { - throw new Error("this position does not exist"); - } - } else { - return this.toArray(); - } - }; - - ListManager.prototype.ref = function(pos) { - var o; - if (pos != null) { - o = this.getOperationByPosition(pos + 1); - if (!(o instanceof ops.Delimiter)) { - return o; - } else { - return null; - } - } else { - throw new Error("you must specify a position parameter"); - } - }; - - ListManager.prototype.getOperationByPosition = function(position) { - var o; - o = this.beginning; - while (true) { - if (o instanceof ops.Delimiter && (o.prev_cl != null)) { - o = o.prev_cl; - while (o.isDeleted() && (o.prev_cl != null)) { - o = o.prev_cl; - } - break; - } - if (position <= 0 && !o.isDeleted()) { - break; - } - o = o.next_cl; - if (!o.isDeleted()) { - position -= 1; - } - } - return o; - }; - - ListManager.prototype.push = function(content) { - return this.insertAfter(this.end.prev_cl, [content]); - }; - - ListManager.prototype.insertAfter = function(left, contents) { - var c, right, tmp, _i, _len; - right = left.next_cl; - while (right.isDeleted()) { - right = right.next_cl; - } - left = right.prev_cl; - if (contents instanceof ops.Operation) { - (new ops.Insert(null, content, null, void 0, void 0, left, right)).execute(); - } else { - for (_i = 0, _len = contents.length; _i < _len; _i++) { - c = contents[_i]; - if ((c != null) && (c._name != null) && (c._getModel != null)) { - c = c._getModel(this.custom_types, this.operations); - } - tmp = (new ops.Insert(null, c, null, void 0, void 0, left, right)).execute(); - left = tmp; - } - } - return this; - }; - - ListManager.prototype.insert = function(position, contents) { - var ith; - ith = this.getOperationByPosition(position); - return this.insertAfter(ith, contents); - }; - - ListManager.prototype["delete"] = function(position, length) { - var d, delete_ops, i, o, _i; - if (length == null) { - length = 1; - } - o = this.getOperationByPosition(position + 1); - delete_ops = []; - for (i = _i = 0; 0 <= length ? _i < length : _i > length; i = 0 <= length ? ++_i : --_i) { - if (o instanceof ops.Delimiter) { - break; - } - d = (new ops.Delete(null, void 0, o)).execute(); - o = o.next_cl; - while ((!(o instanceof ops.Delimiter)) && o.isDeleted()) { - o = o.next_cl; - } - delete_ops.push(d._encode()); - } - return this; - }; - - ListManager.prototype.callOperationSpecificInsertEvents = function(op) { - var getContentType; - getContentType = function(content) { - if (content instanceof ops.Operation) { - return content.getCustomType(); - } else { - return content; - } - }; - return this.callEvent([ - { - type: "insert", - reference: op, - position: op.getPosition(), - object: this.getCustomType(), - changedBy: op.uid.creator, - value: getContentType(op.val()) - } - ]); - }; - - ListManager.prototype.callOperationSpecificDeleteEvents = function(op, del_op) { - return this.callEvent([ - { - type: "delete", - reference: op, - position: op.getPosition(), - object: this.getCustomType(), - length: 1, - changedBy: del_op.uid.creator, - oldValue: op.val() - } - ]); - }; - - return ListManager; - - })(ops.Operation); - ops.ListManager.parse = function(json) { - var content, content_operations, custom_type, uid; - uid = json['uid'], custom_type = json['custom_type'], content = json['content'], content_operations = json['content_operations']; - return new this(custom_type, uid, content, content_operations); - }; - ops.Composition = (function(_super) { - __extends(Composition, _super); - - function Composition(custom_type, _composition_value, composition_value_operations, uid, tmp_composition_ref) { - var n, o; - this._composition_value = _composition_value; - Composition.__super__.constructor.call(this, custom_type, uid); - if (tmp_composition_ref != null) { - this.tmp_composition_ref = tmp_composition_ref; - } else { - this.composition_ref = this.end.prev_cl; - } - if (composition_value_operations != null) { - this.composition_value_operations = {}; - for (n in composition_value_operations) { - o = composition_value_operations[n]; - this.saveOperation(n, o, '_composition_value'); - } - } - } - - Composition.prototype.type = "Composition"; - - Composition.prototype.execute = function() { - var composition_ref; - if (this.validateSavedOperations()) { - this.getCustomType()._setCompositionValue(this._composition_value); - delete this._composition_value; - if (this.tmp_composition_ref) { - composition_ref = this.HB.getOperation(this.tmp_composition_ref); - if (composition_ref != null) { - delete this.tmp_composition_ref; - this.composition_ref = composition_ref; - } - } - return Composition.__super__.execute.apply(this, arguments); - } else { - return false; - } - }; - - Composition.prototype.callOperationSpecificInsertEvents = function(op) { - var o; - if (this.tmp_composition_ref != null) { - if (op.uid.creator === this.tmp_composition_ref.creator && op.uid.op_number === this.tmp_composition_ref.op_number) { - this.composition_ref = op; - delete this.tmp_composition_ref; - op = op.next_cl; - if (op === this.end) { - return; - } - } else { - return; - } - } - o = this.end.prev_cl; - while (o !== op) { - this.getCustomType()._unapply(o.undo_delta); - o = o.prev_cl; - } - while (o !== this.end) { - o.undo_delta = this.getCustomType()._apply(o.val()); - o = o.next_cl; - } - this.composition_ref = this.end.prev_cl; - return this.callEvent([ - { - type: "update", - changedBy: op.uid.creator, - newValue: this.val() - } - ]); - }; - - Composition.prototype.callOperationSpecificDeleteEvents = function(op, del_op) {}; - - Composition.prototype.applyDelta = function(delta, operations) { - (new ops.Insert(null, delta, operations, this, null, this.end.prev_cl, this.end)).execute(); - return void 0; - }; - - Composition.prototype._encode = function(json) { - var custom, n, o, _ref; - if (json == null) { - json = {}; - } - custom = this.getCustomType()._getCompositionValue(); - json.composition_value = custom.composition_value; - if (custom.composition_value_operations != null) { - json.composition_value_operations = {}; - _ref = custom.composition_value_operations; - for (n in _ref) { - o = _ref[n]; - json.composition_value_operations[n] = o.getUid(); - } - } - if (this.composition_ref != null) { - json.composition_ref = this.composition_ref.getUid(); - } else { - json.composition_ref = this.tmp_composition_ref; - } - return Composition.__super__._encode.call(this, json); - }; - - return Composition; - - })(ops.ListManager); - ops.Composition.parse = function(json) { - var composition_ref, composition_value, composition_value_operations, custom_type, uid; - uid = json['uid'], custom_type = json['custom_type'], composition_value = json['composition_value'], composition_value_operations = json['composition_value_operations'], composition_ref = json['composition_ref']; - return new this(custom_type, composition_value, composition_value_operations, uid, composition_ref); - }; - ops.ReplaceManager = (function(_super) { - __extends(ReplaceManager, _super); - - function ReplaceManager(custom_type, event_properties, event_this, uid) { - this.event_properties = event_properties; - this.event_this = event_this; - if (this.event_properties['object'] == null) { - this.event_properties['object'] = this.event_this.getCustomType(); - } - ReplaceManager.__super__.constructor.call(this, custom_type, uid); - } - - ReplaceManager.prototype.type = "ReplaceManager"; - - ReplaceManager.prototype.callEventDecorator = function(events) { - var event, name, prop, _i, _len, _ref; - if (!this.isDeleted()) { - for (_i = 0, _len = events.length; _i < _len; _i++) { - event = events[_i]; - _ref = this.event_properties; - for (name in _ref) { - prop = _ref[name]; - event[name] = prop; - } - } - this.event_this.callEvent(events); - } - return void 0; - }; - - ReplaceManager.prototype.callOperationSpecificInsertEvents = function(op) { - var old_value; - if (op.next_cl.type === "Delimiter" && op.prev_cl.type !== "Delimiter") { - if (!op.is_deleted) { - old_value = op.prev_cl.val(); - this.callEventDecorator([ - { - type: "update", - changedBy: op.uid.creator, - oldValue: old_value - } - ]); - } - op.prev_cl.applyDelete(); - } else if (op.next_cl.type !== "Delimiter") { - op.applyDelete(); - } else { - this.callEventDecorator([ - { - type: "add", - changedBy: op.uid.creator - } - ]); - } - return void 0; - }; - - ReplaceManager.prototype.callOperationSpecificDeleteEvents = function(op, del_op) { - if (op.next_cl.type === "Delimiter") { - return this.callEventDecorator([ - { - type: "delete", - changedBy: del_op.uid.creator, - oldValue: op.val() - } - ]); - } - }; - - ReplaceManager.prototype.replace = function(content, replaceable_uid) { - var o, relp; - o = this.getLastOperation(); - relp = (new ops.Insert(null, content, null, this, replaceable_uid, o, o.next_cl)).execute(); - return void 0; - }; - - ReplaceManager.prototype.isContentDeleted = function() { - return this.getLastOperation().isDeleted(); - }; - - ReplaceManager.prototype.deleteContent = function() { - var last_op; - last_op = this.getLastOperation(); - if ((!last_op.isDeleted()) && last_op.type !== "Delimiter") { - (new ops.Delete(null, void 0, this.getLastOperation().uid)).execute(); - } - return void 0; - }; - - ReplaceManager.prototype.val = function() { - var o; - o = this.getLastOperation(); - return typeof o.val === "function" ? o.val() : void 0; - }; - - return ReplaceManager; - - })(ops.ListManager); - return basic_ops; -}; - - -},{"./Basic":6}],8:[function(require,module,exports){ -var Engine, HistoryBuffer, adaptConnector, createY, structured_ops_uninitialized; - -structured_ops_uninitialized = require("./Operations/Structured"); - -HistoryBuffer = require("./HistoryBuffer"); - -Engine = require("./Engine"); - -adaptConnector = require("./ConnectorAdapter"); - -createY = function(connector) { - var HB, ct, engine, model, ops, ops_manager, user_id; - if (connector.user_id != null) { - user_id = connector.user_id; - } else { - user_id = "_temp"; - connector.when_received_state_vector_listeners = [ - function(state_vector) { - return HB.setUserId(this.user_id, state_vector); - } - ]; - } - HB = new HistoryBuffer(user_id); - ops_manager = structured_ops_uninitialized(HB, this.constructor); - ops = ops_manager.operations; - engine = new Engine(HB, ops); - adaptConnector(connector, engine, HB, ops_manager.execution_listener); - ops.Operation.prototype.HB = HB; - ops.Operation.prototype.operations = ops; - ops.Operation.prototype.engine = engine; - ops.Operation.prototype.connector = connector; - ops.Operation.prototype.custom_types = this.constructor; - ct = new createY.Object(); - model = new ops.MapManager(ct, HB.getReservedUniqueIdentifier()).execute(); - ct._setModel(model); - return ct; -}; - -module.exports = createY; - -if (typeof window !== "undefined" && window !== null) { - window.Y = createY; -} - -createY.Object = require("./ObjectType"); - - -},{"./ConnectorAdapter":1,"./Engine":3,"./HistoryBuffer":4,"./ObjectType":5,"./Operations/Structured":7}]},{},[8]) -//# 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e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require==\"function\"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error(\"Cannot find module '\"+o+\"'\")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require==\"function\"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})","\nConnectorClass = require \"./ConnectorClass\"\n#\n# @param {Engine} engine The transformation engine\n# @param {HistoryBuffer} HB\n# @param {Array<Function>} execution_listener You must ensure that whenever an operation is executed, every function in this Array is called.\n#\nadaptConnector = (connector, engine, HB, execution_listener)->\n\n  for name, f of ConnectorClass\n    connector[name] = f\n\n  connector.setIsBoundToY()\n\n  send_ = (o)->\n    if (o.uid.creator is HB.getUserId()) and\n        (typeof o.uid.op_number isnt \"string\") and # TODO: i don't think that we need this anymore..\n        (HB.getUserId() isnt \"_temp\")\n      connector.broadcast o\n\n  if connector.invokeSync?\n    HB.setInvokeSyncHandler connector.invokeSync\n\n  execution_listener.push send_\n  # For the XMPPConnector: lets send it as an array\n  # therefore, we have to restructure it later\n  encode_state_vector = (v)->\n    for name,value of v\n      user: name\n      state: value\n  parse_state_vector = (v)->\n    state_vector = {}\n    for s in v\n      state_vector[s.user] = s.state\n    state_vector\n\n  getStateVector = ()->\n    encode_state_vector HB.getOperationCounter()\n\n  getHB = (v)->\n    state_vector = parse_state_vector v\n    hb = HB._encode state_vector\n    json =\n      hb: hb\n      state_vector: encode_state_vector HB.getOperationCounter()\n    json\n\n  applyHB = (hb, fromHB)->\n    engine.applyOp hb, fromHB\n\n  connector.getStateVector = getStateVector\n  connector.getHB = getHB\n  connector.applyHB = applyHB\n\n  connector.receive_handlers ?= []\n  connector.receive_handlers.push (sender, op)->\n    if op.uid.creator isnt HB.getUserId()\n      engine.applyOp op\n\n\nmodule.exports = adaptConnector\n","\nmodule.exports =\n  #\n  # @params new Connector(options)\n  #   @param options.syncMethod {String}  is either \"syncAll\" or \"master-slave\".\n  #   @param options.role {String} The role of this client\n  #            (slave or master (only used when syncMethod is master-slave))\n  #   @param options.perform_send_again {Boolean} Whetehr to whether to resend the HB after some time period. This reduces sync errors, but has some overhead (optional)\n  #\n  init: (options)->\n    req = (name, choices)=>\n      if options[name]?\n        if (not choices?) or choices.some((c)->c is options[name])\n          @[name] = options[name]\n        else\n          throw new Error \"You can set the '\"+name+\"' option to one of the following choices: \"+JSON.encode(choices)\n      else\n        throw new Error \"You must specify \"+name+\", when initializing the Connector!\"\n\n    req \"syncMethod\", [\"syncAll\", \"master-slave\"]\n    req \"role\", [\"master\", \"slave\"]\n    req \"user_id\"\n    @on_user_id_set?(@user_id)\n\n    # whether to resend the HB after some time period. This reduces sync errors.\n    # But this is not necessary in the test-connector\n    if options.perform_send_again?\n      @perform_send_again = options.perform_send_again\n    else\n      @perform_send_again = true\n\n    # A Master should sync with everyone! TODO: really? - for now its safer this way!\n    if @role is \"master\"\n      @syncMethod = \"syncAll\"\n\n    # is set to true when this is synced with all other connections\n    @is_synced = false\n    # Peerjs Connections: key: conn-id, value: object\n    @connections = {}\n    # List of functions that shall process incoming data\n    @receive_handlers ?= []\n\n    # whether this instance is bound to any y instance\n    @connections = {}\n    @current_sync_target = null\n    @sent_hb_to_all_users = false\n    @is_initialized = true\n\n  onUserEvent: (f)->\n    @connections_listeners ?= []\n    @connections_listeners.push f\n\n  isRoleMaster: ->\n    @role is \"master\"\n\n  isRoleSlave: ->\n    @role is \"slave\"\n\n  findNewSyncTarget: ()->\n    @current_sync_target = null\n    if @syncMethod is \"syncAll\"\n      for user, c of @connections\n        if not c.is_synced\n          @performSync user\n          break\n    if not @current_sync_target?\n      @setStateSynced()\n    null\n\n  userLeft: (user)->\n    delete @connections[user]\n    @findNewSyncTarget()\n    if @connections_listeners?\n      for f in @connections_listeners\n        f {\n          action: \"userLeft\"\n          user: user\n        }\n\n\n  userJoined: (user, role)->\n    if not role?\n      throw new Error \"Internal: You must specify the role of the joined user! E.g. userJoined('uid:3939','slave')\"\n    # a user joined the room\n    @connections[user] ?= {}\n    @connections[user].is_synced = false\n\n    if (not @is_synced) or @syncMethod is \"syncAll\"\n      if @syncMethod is \"syncAll\"\n        @performSync user\n      else if role is \"master\"\n        # TODO: What if there are two masters? Prevent sending everything two times!\n        @performSyncWithMaster user\n\n    if @connections_listeners?\n      for f in @connections_listeners\n        f {\n          action: \"userJoined\"\n          user: user\n          role: role\n        }\n\n  #\n  # Execute a function _when_ we are connected. If not connected, wait until connected.\n  # @param f {Function} Will be executed on the Connector context.\n  #\n  whenSynced: (args)->\n    if args.constructor is Function\n      args = [args]\n    if @is_synced\n      args[0].apply this, args[1..]\n    else\n      @compute_when_synced ?= []\n      @compute_when_synced.push args\n\n  #\n  # Execute an function when a message is received.\n  # @param f {Function} Will be executed on the PeerJs-Connector context. f will be called with (sender_id, broadcast {true|false}, message).\n  #\n  onReceive: (f)->\n    @receive_handlers.push f\n\n  ###\n  # Broadcast a message to all connected peers.\n  # @param message {Object} The message to broadcast.\n  #\n  broadcast: (message)->\n    throw new Error \"You must implement broadcast!\"\n\n  #\n  # Send a message to a peer, or set of peers\n  #\n  send: (peer_s, message)->\n    throw new Error \"You must implement send!\"\n  ###\n\n  #\n  # perform a sync with a specific user.\n  #\n  performSync: (user)->\n    if not @current_sync_target?\n      @current_sync_target = user\n      @send user,\n        sync_step: \"getHB\"\n        send_again: \"true\"\n        data: @getStateVector()\n      if not @sent_hb_to_all_users\n        @sent_hb_to_all_users = true\n\n        hb = @getHB([]).hb\n        _hb = []\n        for o in hb\n          _hb.push o\n          if _hb.length > 10\n            @broadcast\n              sync_step: \"applyHB_\"\n              data: _hb\n            _hb = []\n        @broadcast\n          sync_step: \"applyHB\"\n          data: _hb\n\n\n\n  #\n  # When a master node joined the room, perform this sync with him. It will ask the master for the HB,\n  # and will broadcast his own HB\n  #\n  performSyncWithMaster: (user)->\n    @current_sync_target = user\n    @send user,\n      sync_step: \"getHB\"\n      send_again: \"true\"\n      data: @getStateVector()\n    hb = @getHB([]).hb\n    _hb = []\n    for o in hb\n      _hb.push o\n      if _hb.length > 10\n        @broadcast\n          sync_step: \"applyHB_\"\n          data: _hb\n        _hb = []\n    @broadcast\n      sync_step: \"applyHB\"\n      data: _hb\n\n  #\n  # You are sure that all clients are synced, call this function.\n  #\n  setStateSynced: ()->\n    if not @is_synced\n      @is_synced = true\n      if @compute_when_synced?\n        for el in @compute_when_synced\n          f = el[0]\n          args = el[1..]\n          f.apply(args)\n        delete @compute_when_synced\n      null\n\n  # executed when the a state_vector is received. listener will be called only once!\n  whenReceivedStateVector: (f)->\n    @when_received_state_vector_listeners ?= []\n    @when_received_state_vector_listeners.push f\n\n\n  #\n  # You received a raw message, and you know that it is intended for to Yjs. Then call this function.\n  #\n  receiveMessage: (sender, res)->\n    if not res.sync_step?\n      for f in @receive_handlers\n        f sender, res\n    else\n      if sender is @user_id\n        return\n      if res.sync_step is \"getHB\"\n        # call listeners\n        if @when_received_state_vector_listeners?\n          for f in @when_received_state_vector_listeners\n            f.call this, res.data\n        delete @when_received_state_vector_listeners\n\n        data = @getHB(res.data)\n        hb = data.hb\n        _hb = []\n        # always broadcast, when not synced.\n        # This reduces errors, when the clients goes offline prematurely.\n        # When this client only syncs to one other clients, but looses connectors,\n        # before syncing to the other clients, the online clients have different states.\n        # Since we do not want to perform regular syncs, this is a good alternative\n        if @is_synced\n          sendApplyHB = (m)=>\n            @send sender, m\n        else\n          sendApplyHB = (m)=>\n            @broadcast m\n\n        for o in hb\n          _hb.push o\n          if _hb.length > 10\n            sendApplyHB\n              sync_step: \"applyHB_\"\n              data: _hb\n            _hb = []\n\n        sendApplyHB\n          sync_step : \"applyHB\"\n          data: _hb\n\n        if res.send_again? and @perform_send_again\n          send_again = do (sv = data.state_vector)=>\n            ()=>\n              hb = @getHB(sv).hb\n              for o in hb\n                _hb.push o\n                if _hb.length > 10\n                  @send sender,\n                    sync_step: \"applyHB_\"\n                    data: _hb\n                  _hb = []\n              @send sender,\n                sync_step: \"applyHB\",\n                data: _hb\n                sent_again: \"true\"\n          setTimeout send_again, 3000\n      else if res.sync_step is \"applyHB\"\n        @applyHB(res.data, sender is @current_sync_target)\n\n        if (@syncMethod is \"syncAll\" or res.sent_again?) and (not @is_synced) and ((@current_sync_target is sender) or (not @current_sync_target?))\n          @connections[sender].is_synced = true\n          @findNewSyncTarget()\n\n      else if res.sync_step is \"applyHB_\"\n        @applyHB(res.data, sender is @current_sync_target)\n\n\n  # Currently, the HB encodes operations as JSON. For the moment I want to keep it\n  # that way. Maybe we support encoding in the HB as XML in the future, but for now I don't want\n  # too much overhead. Y is very likely to get changed a lot in the future\n  #\n  # Because we don't want to encode JSON as string (with character escaping, wich makes it pretty much unreadable)\n  # we encode the JSON as XML.\n  #\n  # When the HB support encoding as XML, the format should look pretty much like this.\n\n  # does not support primitive values as array elements\n  # expects an ltx (less than xml) object\n  parseMessageFromXml: (m)->\n    parse_array = (node)->\n      for n in node.children\n        if n.getAttribute(\"isArray\") is \"true\"\n          parse_array n\n        else\n          parse_object n\n\n    parse_object = (node)->\n      json = {}\n      for name, value  of node.attrs\n        int = parseInt(value)\n        if isNaN(int) or (\"\"+int) isnt value\n          json[name] = value\n        else\n          json[name] = int\n      for n in node.children\n        name = n.name\n        if n.getAttribute(\"isArray\") is \"true\"\n          json[name] = parse_array n\n        else\n          json[name] = parse_object n\n      json\n    parse_object m\n\n  # encode message in xml\n  # we use string because Strophe only accepts an \"xml-string\"..\n  # So {a:4,b:{c:5}} will look like\n  # <y a=\"4\">\n  #   <b c=\"5\"></b>\n  # </y>\n  # m - ltx element\n  # json - guess it ;)\n  #\n  encodeMessageToXml: (m, json)->\n    # attributes is optional\n    encode_object = (m, json)->\n      for name,value of json\n        if not value?\n          # nop\n        else if value.constructor is Object\n          encode_object m.c(name), value\n        else if value.constructor is Array\n          encode_array m.c(name), value\n        else\n          m.setAttribute(name,value)\n      m\n    encode_array = (m, array)->\n      m.setAttribute(\"isArray\",\"true\")\n      for e in array\n        if e.constructor is Object\n          encode_object m.c(\"array-element\"), e\n        else\n          encode_array m.c(\"array-element\"), e\n      m\n    if json.constructor is Object\n      encode_object m.c(\"y\",{xmlns:\"http://y.ninja/connector-stanza\"}), json\n    else if json.constructor is Array\n      encode_array m.c(\"y\",{xmlns:\"http://y.ninja/connector-stanza\"}), json\n    else\n      throw new Error \"I can't encode this json!\"\n\n  setIsBoundToY: ()->\n    @on_bound_to_y?()\n    delete @when_bound_to_y\n    @is_bound_to_y = true\n","\nwindow?.unprocessed_counter = 0 # del this\nwindow?.unprocessed_exec_counter = 0 # TODO\nwindow?.unprocessed_types = []\n\n#\n# @nodoc\n# The Engine handles how and in which order to execute operations and add operations to the HistoryBuffer.\n#\nclass Engine\n\n  #\n  # @param {HistoryBuffer} HB\n  # @param {Object} types list of available types\n  #\n  constructor: (@HB, @types)->\n    @unprocessed_ops = []\n\n  #\n  # Parses an operatio from the json format. It uses the specified parser in your OperationType module.\n  #\n  parseOperation: (json)->\n    type = @types[json.type]\n    if type?.parse?\n      type.parse json\n    else\n      throw new Error \"You forgot to specify a parser for type #{json.type}. The message is #{JSON.stringify json}.\"\n\n\n  #\n  # Apply a set of operations. E.g. the operations you received from another users HB._encode().\n  # @note You must not use this method when you already have ops in your HB!\n  ###\n  applyOpsBundle: (ops_json)->\n    ops = []\n    for o in ops_json\n      ops.push @parseOperation o\n    for o in ops\n      if not o.execute()\n        @unprocessed_ops.push o\n    @tryUnprocessed()\n  ###\n\n  #\n  # Same as applyOps but operations that are already in the HB are not applied.\n  # @see Engine.applyOps\n  #\n  applyOpsCheckDouble: (ops_json)->\n    for o in ops_json\n      if not @HB.getOperation(o.uid)?\n        @applyOp o\n\n  #\n  # Apply a set of operations. (Helper for using applyOp on Arrays)\n  # @see Engine.applyOp\n  applyOps: (ops_json)->\n    @applyOp ops_json\n\n  #\n  # Apply an operation that you received from another peer.\n  # TODO: make this more efficient!!\n  # - operations may only executed in order by creator, order them in object of arrays (key by creator)\n  # - you can probably make something like dependencies (creator1 waits for creator2)\n  applyOp: (op_json_array, fromHB = false)->\n    if op_json_array.constructor isnt Array\n      op_json_array = [op_json_array]\n    for op_json in op_json_array\n      if fromHB\n        op_json.fromHB = \"true\" # execute immediately, if\n      # $parse_and_execute will return false if $o_json was parsed and executed, otherwise the parsed operadion\n      o = @parseOperation op_json\n      o.parsed_from_json = op_json\n      if op_json.fromHB?\n        o.fromHB = op_json.fromHB\n      # @HB.addOperation o\n      if @HB.getOperation(o)?\n        # nop\n      else if ((not @HB.isExpectedOperation(o)) and (not o.fromHB?)) or (not o.execute())\n        @unprocessed_ops.push o\n        window?.unprocessed_types.push o.type # TODO: delete this\n    @tryUnprocessed()\n\n  #\n  # Call this method when you applied a new operation.\n  # It checks if operations that were previously not executable are now executable.\n  #\n  tryUnprocessed: ()->\n    while true\n      old_length = @unprocessed_ops.length\n      unprocessed = []\n      for op in @unprocessed_ops\n        if @HB.getOperation(op)?\n          # nop\n        else if (not @HB.isExpectedOperation(op) and (not op.fromHB?)) or (not op.execute())\n          unprocessed.push op\n      @unprocessed_ops = unprocessed\n      if @unprocessed_ops.length is old_length\n        break\n    if @unprocessed_ops.length isnt 0\n      @HB.invokeSync()\n\n\nmodule.exports = Engine\n\n\n\n\n\n\n\n\n\n\n\n\n","\n#\n# @nodoc\n# An object that holds all applied operations.\n#\n# @note The HistoryBuffer is commonly abbreviated to HB.\n#\nclass HistoryBuffer\n\n  #\n  # Creates an empty HB.\n  # @param {Object} user_id Creator of the HB.\n  #\n  constructor: (@user_id)->\n    @operation_counter = {}\n    @buffer = {}\n    @change_listeners = []\n    @garbage = [] # Will be cleaned on next call of garbageCollector\n    @trash = [] # Is deleted. Wait until it is not used anymore.\n    @performGarbageCollection = true\n    @garbageCollectTimeout = 30000\n    @reserved_identifier_counter = 0\n    setTimeout @emptyGarbage, @garbageCollectTimeout\n\n  # At the beginning (when the user id was not assigned yet),\n  # the operations are added to buffer._temp. When you finally get your user id,\n  # the operations are copies from buffer._temp to buffer[id]. Furthermore, when buffer[id] does already contain operations\n  # (because of a previous session), the uid.op_numbers of the operations have to be reassigned.\n  # This is what this function does. It adds them to buffer[id],\n  # and assigns them the correct uid.op_number and uid.creator\n  setUserId: (@user_id, state_vector)->\n    @buffer[@user_id] ?= []\n    buff = @buffer[@user_id]\n\n    # we assumed that we started with counter = 0.\n    # when we receive tha state_vector, and actually have\n    # counter = 10. Then we have to add 10 to every op_counter\n    counter_diff = state_vector[@user_id] or 0\n\n    if @buffer._temp?\n      for o_name,o of @buffer._temp\n        o.uid.creator = @user_id\n        o.uid.op_number += counter_diff\n        buff[o.uid.op_number] = o\n\n    @operation_counter[@user_id] = (@operation_counter._temp or 0) + counter_diff\n\n    delete @operation_counter._temp\n    delete @buffer._temp\n\n\n  emptyGarbage: ()=>\n    for o in @garbage\n      #if @getOperationCounter(o.uid.creator) > o.uid.op_number\n      o.cleanup?()\n\n    @garbage = @trash\n    @trash = []\n    if @garbageCollectTimeout isnt -1\n      @garbageCollectTimeoutId = setTimeout @emptyGarbage, @garbageCollectTimeout\n    undefined\n\n  #\n  # Get the user id with wich the History Buffer was initialized.\n  #\n  getUserId: ()->\n    @user_id\n\n  addToGarbageCollector: ()->\n    if @performGarbageCollection\n      for o in arguments\n        if o?\n          @garbage.push o\n\n  stopGarbageCollection: ()->\n    @performGarbageCollection = false\n    @setManualGarbageCollect()\n    @garbage = []\n    @trash = []\n\n  setManualGarbageCollect: ()->\n    @garbageCollectTimeout = -1\n    clearTimeout @garbageCollectTimeoutId\n    @garbageCollectTimeoutId = undefined\n\n  setGarbageCollectTimeout: (@garbageCollectTimeout)->\n\n  #\n  # I propose to use it in your Framework, to create something like a root element.\n  # An operation with this identifier is not propagated to other clients.\n  # This is why everybode must create the same operation with this uid.\n  #\n  getReservedUniqueIdentifier: ()->\n    {\n      creator : '_'\n      op_number : \"_#{@reserved_identifier_counter++}\"\n    }\n\n  #\n  # Get the operation counter that describes the current state of the document.\n  #\n  getOperationCounter: (user_id)->\n    if not user_id?\n      res = {}\n      for user,ctn of @operation_counter\n        res[user] = ctn\n      res\n    else\n      @operation_counter[user_id]\n\n  isExpectedOperation: (o)->\n    @operation_counter[o.uid.creator] ?= 0\n    o.uid.op_number <= @operation_counter[o.uid.creator]\n    true #TODO: !! this could break stuff. But I dunno why\n\n  #\n  # Encode this operation in such a way that it can be parsed by remote peers.\n  # TODO: Make this more efficient!\n  _encode: (state_vector={})->\n    json = []\n    unknown = (user, o_number)->\n      if (not user?) or (not o_number?)\n        throw new Error \"dah!\"\n      not state_vector[user]? or state_vector[user] <= o_number\n\n    for u_name,user of @buffer\n      # TODO next, if @state_vector[user] <= state_vector[user]\n      if u_name is \"_\"\n        continue\n      for o_number,o of user\n        if (not o.uid.noOperation?) and unknown(u_name, o_number)\n          # its necessary to send it, and not known in state_vector\n          o_json = o._encode()\n          if o.next_cl? # applies for all ops but the most right delimiter!\n            # search for the next _known_ operation. (When state_vector is {} then this is the Delimiter)\n            o_next = o.next_cl\n            while o_next.next_cl? and unknown(o_next.uid.creator, o_next.uid.op_number)\n              o_next = o_next.next_cl\n            o_json.next = o_next.getUid()\n          else if o.prev_cl? # most right delimiter only!\n            # same as the above with prev.\n            o_prev = o.prev_cl\n            while o_prev.prev_cl? and unknown(o_prev.uid.creator, o_prev.uid.op_number)\n              o_prev = o_prev.prev_cl\n            o_json.prev = o_prev.getUid()\n          json.push o_json\n\n    json\n\n  #\n  # Get the number of operations that were created by a user.\n  # Accordingly you will get the next operation number that is expected from that user.\n  # This will increment the operation counter.\n  #\n  getNextOperationIdentifier: (user_id)->\n    if not user_id?\n      user_id = @user_id\n    if not @operation_counter[user_id]?\n      @operation_counter[user_id] = 0\n    uid =\n      'creator' : user_id\n      'op_number' : @operation_counter[user_id]\n    @operation_counter[user_id]++\n    uid\n\n  #\n  # Retrieve an operation from a unique id.\n  #\n  # when uid has a \"sub\" property, the value of it will be applied\n  # on the operations retrieveSub method (which must! be defined)\n  #\n  getOperation: (uid)->\n    if uid.uid?\n      uid = uid.uid\n    o = @buffer[uid.creator]?[uid.op_number]\n    if uid.sub? and o?\n      o.retrieveSub uid.sub\n    else\n      o\n\n  #\n  # Add an operation to the HB. Note that this will not link it against\n  # other operations (it wont executed)\n  #\n  addOperation: (o)->\n    if not @buffer[o.uid.creator]?\n      @buffer[o.uid.creator] = {}\n    if @buffer[o.uid.creator][o.uid.op_number]?\n      throw new Error \"You must not overwrite operations!\"\n    if (o.uid.op_number.constructor isnt String) and (not @isExpectedOperation(o)) and (not o.fromHB?) # you already do this in the engine, so delete it here!\n      throw new Error \"this operation was not expected!\"\n    @addToCounter(o)\n    @buffer[o.uid.creator][o.uid.op_number] = o\n    o\n\n  removeOperation: (o)->\n    delete @buffer[o.uid.creator]?[o.uid.op_number]\n\n  # When the HB determines inconsistencies, then the invokeSync\n  # handler wil be called, which should somehow invoke the sync with another collaborator.\n  # The parameter of the sync handler is the user_id with wich an inconsistency was determined\n  setInvokeSyncHandler: (f)->\n    @invokeSync = f\n\n  # empty per default # TODO: do i need this?\n  invokeSync: ()->\n\n  # after you received the HB of another user (in the sync process),\n  # you renew your own state_vector to the state_vector of the other user\n  renewStateVector: (state_vector)->\n    for user,state of state_vector\n      if ((not @operation_counter[user]?) or (@operation_counter[user] < state_vector[user])) and state_vector[user]?\n        @operation_counter[user] = state_vector[user]\n\n  #\n  # Increment the operation_counter that defines the current state of the Engine.\n  #\n  addToCounter: (o)->\n    @operation_counter[o.uid.creator] ?= 0\n    # TODO: check if operations are send in order\n    if o.uid.op_number is @operation_counter[o.uid.creator]\n      @operation_counter[o.uid.creator]++\n    while @buffer[o.uid.creator][@operation_counter[o.uid.creator]]?\n      @operation_counter[o.uid.creator]++\n    undefined\n\nmodule.exports = HistoryBuffer\n","\nclass YObject\n\n  constructor: (@_object = {})->\n    if @_object.constructor is Object\n      for name, val of @_object\n        if val.constructor is Object\n          @_object[name] = new YObject(val)\n    else\n      throw new Error \"Y.Object accepts Json Objects only\"\n\n  _name: \"Object\"\n\n  _getModel: (types, ops)->\n    if not @_model?\n      @_model = new ops.MapManager(@).execute()\n      for n,o of @_object\n        @_model.val n, o\n    delete @_object\n    @_model\n\n  _setModel: (@_model)->\n    delete @_object\n\n  observe: (f)->\n    @_model.observe f\n    @\n\n  unobserve: (f)->\n    @_model.unobserve f\n    @\n\n  #\n  # @overload val()\n  #   Get this as a Json object.\n  #   @return [Json]\n  #\n  # @overload val(name)\n  #   Get value of a property.\n  #   @param {String} name Name of the object property.\n  #   @return [*] Depends on the value of the property.\n  #\n  # @overload val(name, content)\n  #   Set a new property.\n  #   @param {String} name Name of the object property.\n  #   @param {Object|String} content Content of the object property.\n  #   @return [Object Type] This object. (supports chaining)\n  #\n  val: (name, content)->\n    if @_model?\n      @_model.val.apply @_model, arguments\n    else\n      if content?\n        @_object[name] = content\n      else if name?\n        @_object[name]\n      else\n        res = {}\n        for n,v of @_object\n          res[n] = v\n        res\n\n  delete: (name)->\n    @_model.delete(name)\n    @\n\nif window?\n  if window.Y?\n    window.Y.Object = YObject\n  else\n    throw new Error \"You must first import Y!\"\n\nif module?\n  module.exports = YObject\n","module.exports = ()->\n  # @see Engine.parse\n  ops = {}\n  execution_listener = []\n\n  #\n  # @private\n  # @abstract\n  # @nodoc\n  # A generic interface to ops.\n  #\n  # An operation has the following methods:\n  # * _encode: encodes an operation (needed only if instance of this operation is sent).\n  # * execute: execute the effects of this operations. Good examples are Insert-type and AddName-type\n  # * val: in the case that the operation holds a value\n  #\n  # Furthermore an encodable operation has a parser. We extend the parser object in order to parse encoded operations.\n  #\n  class ops.Operation\n\n    #\n    # @param {Object} uid A unique identifier.\n    # If uid is undefined, a new uid will be created before at the end of the execution sequence\n    #\n    constructor: (custom_type, uid, content, content_operations)->\n      if custom_type?\n        @custom_type = custom_type\n      @is_deleted = false\n      @garbage_collected = false\n      @event_listeners = [] # TODO: rename to observers or sth like that\n      if uid?\n        @uid = uid\n\n      # see encode to see, why we are doing it this way\n      if content is undefined\n        # nop\n      else if content? and content.creator?\n        @saveOperation 'content', content\n      else\n        @content = content\n      if content_operations?\n        @content_operations = {}\n        for name, op of content_operations\n          @saveOperation name, op, 'content_operations'\n\n    type: \"Operation\"\n\n    getContent: (name)->\n      if @content?\n        if @content.getCustomType?\n          @content.getCustomType()\n        else if @content.constructor is Object\n          if name?\n            if @content[name]?\n              @content[name]\n            else\n              @content_operations[name].getCustomType()\n          else\n            content = {}\n            for n,v of @content\n              content[n] = v\n            if @content_operations?\n              for n,v of @content_operations\n                v = v.getCustomType()\n                content[n] = v\n            content\n        else\n          @content\n      else\n        @content\n\n    retrieveSub: ()->\n      throw new Error \"sub properties are not enable on this operation type!\"\n\n    #\n    # Add an event listener. It depends on the operation which events are supported.\n    # @param {Function} f f is executed in case the event fires.\n    #\n    observe: (f)->\n      @event_listeners.push f\n\n    #\n    # Deletes function from the observer list\n    # @see Operation.observe\n    #\n    # @overload unobserve(event, f)\n    #   @param f     {Function} The function that you want to delete\n    unobserve: (f)->\n      @event_listeners = @event_listeners.filter (g)->\n        f isnt g\n\n    #\n    # Deletes all subscribed event listeners.\n    # This should be called, e.g. after this has been replaced.\n    # (Then only one replace event should fire. )\n    # This is also called in the cleanup method.\n    deleteAllObservers: ()->\n      @event_listeners = []\n\n    delete: ()->\n      (new ops.Delete undefined, @).execute()\n      null\n\n    #\n    # Fire an event.\n    # TODO: Do something with timeouts. You don't want this to fire for every operation (e.g. insert).\n    # TODO: do you need callEvent+forwardEvent? Only one suffices probably\n    callEvent: ()->\n      if @custom_type?\n        callon = @getCustomType()\n      else\n        callon = @\n      @forwardEvent callon, arguments...\n\n    #\n    # Fire an event and specify in which context the listener is called (set 'this').\n    # TODO: do you need this ?\n    forwardEvent: (op, args...)->\n      for f in @event_listeners\n        f.call op, args...\n\n    isDeleted: ()->\n      @is_deleted\n\n    applyDelete: (garbagecollect = true)->\n      if not @garbage_collected\n        #console.log \"applyDelete: #{@type}\"\n        @is_deleted = true\n        if garbagecollect\n          @garbage_collected = true\n          @HB.addToGarbageCollector @\n\n    cleanup: ()->\n      #console.log \"cleanup: #{@type}\"\n      @HB.removeOperation @\n      @deleteAllObservers()\n\n    #\n    # Set the parent of this operation.\n    #\n    setParent: (@parent)->\n\n    #\n    # Get the parent of this operation.\n    #\n    getParent: ()->\n      @parent\n\n    #\n    # Computes a unique identifier (uid) that identifies this operation.\n    #\n    getUid: ()->\n      if not @uid.noOperation?\n        @uid\n      else\n        if @uid.alt? # could be (safely) undefined\n          map_uid = @uid.alt.cloneUid()\n          map_uid.sub = @uid.sub\n          map_uid\n        else\n          undefined\n\n    cloneUid: ()->\n      uid = {}\n      for n,v of @getUid()\n        uid[n] = v\n      uid\n\n    #\n    # @private\n    # If not already done, set the uid\n    # Add this to the HB\n    # Notify the all the listeners.\n    #\n    execute: ()->\n      if @validateSavedOperations()\n        @is_executed = true\n        if not @uid?\n          # When this operation was created without a uid, then set it here.\n          # There is only one other place, where this can be done - before an Insertion\n          # is executed (because we need the creator_id)\n          @uid = @HB.getNextOperationIdentifier()\n        if not @uid.noOperation?\n          @HB.addOperation @\n          for l in execution_listener\n            l @_encode()\n        @\n      else\n        false\n\n    #\n    # @private\n    # Operations may depend on other operations (linked lists, etc.).\n    # The saveOperation and validateSavedOperations methods provide\n    # an easy way to refer to these operations via an uid or object reference.\n    #\n    # For example: We can create a new Delete operation that deletes the operation $o like this\n    #     - var d = new Delete(uid, $o);   or\n    #     - var d = new Delete(uid, $o.getUid());\n    # Either way we want to access $o via d.deletes. In the second case validateSavedOperations must be called first.\n    #\n    # @overload saveOperation(name, op_uid)\n    #   @param {String} name The name of the operation. After validating (with validateSavedOperations) the instantiated operation will be accessible via this[name].\n    #   @param {Object} op_uid A uid that refers to an operation\n    # @overload saveOperation(name, op)\n    #   @param {String} name The name of the operation. After calling this function op is accessible via this[name].\n    #   @param {Operation} op An Operation object\n    #\n    saveOperation: (name, op, base = \"this\")->\n      if op? and op._getModel?\n        op = op._getModel(@custom_types, @operations)\n      #\n      # Every instance of $Operation must have an $execute function.\n      # We use duck-typing to check if op is instantiated since there\n      # could exist multiple classes of $Operation\n      #\n      if not op?\n        # nop\n      else if op.execute? or not (op.op_number? and op.creator?)\n        # is instantiated, or op is string. Currently \"Delimiter\" is saved as string\n        # (in combination with @parent you can retrieve the delimiter..)\n        if base is \"this\"\n          @[name] = op\n        else\n          dest = @[base]\n          paths = name.split(\"/\")\n          last_path = paths.pop()\n          for path in paths\n            dest = dest[path]\n          dest[last_path] = op\n      else\n        # not initialized. Do it when calling $validateSavedOperations()\n        @unchecked ?= {}\n        @unchecked[base] ?= {}\n        @unchecked[base][name] = op\n\n    #\n    # @private\n    # After calling this function all not instantiated operations will be accessible.\n    # @see Operation.saveOperation\n    #\n    # @return [Boolean] Whether it was possible to instantiate all operations.\n    #\n    validateSavedOperations: ()->\n      uninstantiated = {}\n      success = true\n      for base_name, base of @unchecked\n        for name, op_uid of base\n          op = @HB.getOperation op_uid\n          if op\n            if base_name is \"this\"\n              @[name] = op\n            else\n              dest = @[base_name]\n              paths = name.split(\"/\")\n              last_path = paths.pop()\n              for path in paths\n                dest = dest[path]\n              dest[last_path] = op\n          else\n            uninstantiated[base_name] ?= {}\n            uninstantiated[base_name][name] = op_uid\n            success = false\n      if not success\n        @unchecked = uninstantiated\n        return false\n      else\n        delete @unchecked\n        return @\n\n    getCustomType: ()->\n      if not @custom_type?\n        # throw new Error \"This operation was not initialized with a custom type\"\n        @\n      else\n        if @custom_type.constructor is String\n          # has not been initialized yet (only the name is specified)\n          Type = @custom_types\n          for t in @custom_type.split(\".\")\n            Type = Type[t]\n          @custom_type = new Type()\n          @custom_type._setModel @\n        @custom_type\n\n    #\n    # @private\n    # Encode this operation in such a way that it can be parsed by remote peers.\n    #\n    _encode: (json = {})->\n      json.type = @type\n      json.uid = @getUid()\n      if @custom_type?\n        if @custom_type.constructor is String\n          json.custom_type = @custom_type\n        else\n          json.custom_type = @custom_type._name\n\n      if @content?.getUid?\n        json.content = @content.getUid()\n      else\n        json.content = @content\n      if @content_operations?\n        operations = {}\n        for n,o of @content_operations\n          if o._getModel?\n            o = o._getModel(@custom_types, @operations)\n          operations[n] = o.getUid()\n        json.content_operations = operations\n      json\n\n  #\n  # @nodoc\n  # A simple Delete-type operation that deletes an operation.\n  #\n  class ops.Delete extends ops.Operation\n\n    #\n    # @param {Object} uid A unique identifier. If uid is undefined, a new uid will be created.\n    # @param {Object} deletes UID or reference of the operation that this to be deleted.\n    #\n    constructor: (custom_type, uid, deletes)->\n      @saveOperation 'deletes', deletes\n      super custom_type, uid\n\n    type: \"Delete\"\n\n    #\n    # @private\n    # Convert all relevant information of this operation to the json-format.\n    # This result can be sent to other clients.\n    #\n    _encode: ()->\n      {\n        'type': \"Delete\"\n        'uid': @getUid()\n        'deletes': @deletes.getUid()\n      }\n\n    #\n    # @private\n    # Apply the deletion.\n    #\n    execute: ()->\n      if @validateSavedOperations()\n        res = super\n        if res\n          @deletes.applyDelete @\n        res\n      else\n        false\n\n  #\n  # Define how to parse Delete operations.\n  #\n  ops.Delete.parse = (o)->\n    {\n      'uid' : uid\n      'deletes': deletes_uid\n    } = o\n    new this(null, uid, deletes_uid)\n\n  #\n  # @nodoc\n  # A simple insert-type operation.\n  #\n  # An insert operation is always positioned between two other insert operations.\n  # Internally this is realized as associative lists, whereby each insert operation has a predecessor and a successor.\n  # For the sake of efficiency we maintain two lists:\n  #   - The short-list (abbrev. sl) maintains only the operations that are not deleted (unimplemented, good idea?)\n  #   - The complete-list (abbrev. cl) maintains all operations\n  #\n  class ops.Insert extends ops.Operation\n\n    #\n    # @param {Object} uid A unique identifier. If uid is undefined, a new uid will be created.\n    # @param {Operation} prev_cl The predecessor of this operation in the complete-list (cl)\n    # @param {Operation} next_cl The successor of this operation in the complete-list (cl)\n    #\n    constructor: (custom_type, content, content_operations, parent, uid, prev_cl, next_cl, origin)->\n      @saveOperation 'parent', parent\n      @saveOperation 'prev_cl', prev_cl\n      @saveOperation 'next_cl', next_cl\n      if origin?\n        @saveOperation 'origin', origin\n      else\n        @saveOperation 'origin', prev_cl\n      super custom_type, uid, content, content_operations\n\n    type: \"Insert\"\n\n    val: ()->\n      @getContent()\n\n    getNext: (i=1)->\n      n = @\n      while i > 0 and n.next_cl?\n        n = n.next_cl\n        if not n.is_deleted\n          i--\n      if n.is_deleted\n        null\n      n\n\n    getPrev: (i=1)->\n      n = @\n      while i > 0 and n.prev_cl?\n        n = n.prev_cl\n        if not n.is_deleted\n          i--\n      if n.is_deleted\n        null\n      else\n        n\n\n    #\n    # set content to null and other stuff\n    # @private\n    #\n    applyDelete: (o)->\n      @deleted_by ?= []\n      callLater = false\n      if @parent? and not @is_deleted and o? # o? : if not o?, then the delimiter deleted this Insertion. Furthermore, it would be wrong to call it. TODO: make this more expressive and save\n        # call iff wasn't deleted earlyer\n        callLater = true\n      if o?\n        @deleted_by.push o\n      garbagecollect = false\n      if @next_cl.isDeleted()\n        garbagecollect = true\n      super garbagecollect\n      if callLater\n        @parent.callOperationSpecificDeleteEvents(this, o)\n      if @prev_cl? and @prev_cl.isDeleted()\n        # garbage collect prev_cl\n        @prev_cl.applyDelete()\n\n    cleanup: ()->\n      if @next_cl.isDeleted()\n        # delete all ops that delete this insertion\n        for d in @deleted_by\n          d.cleanup()\n\n        # throw new Error \"right is not deleted. inconsistency!, wrararar\"\n        # change origin references to the right\n        o = @next_cl\n        while o.type isnt \"Delimiter\"\n          if o.origin is @\n            o.origin = @prev_cl\n          o = o.next_cl\n        # reconnect left/right\n        @prev_cl.next_cl = @next_cl\n        @next_cl.prev_cl = @prev_cl\n\n        # delete content\n        # - we must not do this in applyDelete, because this would lead to inconsistencies\n        # (e.g. the following operation order must be invertible :\n        #   Insert refers to content, then the content is deleted)\n        # Therefore, we have to do this in the cleanup\n        # * NODE: We never delete Insertions!\n        if @content instanceof ops.Operation and not (@content instanceof ops.Insert)\n          @content.referenced_by--\n          if @content.referenced_by <= 0 and not @content.is_deleted\n            @content.applyDelete()\n        delete @content\n        super\n      # else\n      #   Someone inserted something in the meantime.\n      #   Remember: this can only be garbage collected when next_cl is deleted\n\n    #\n    # @private\n    # The amount of positions that $this operation was moved to the right.\n    #\n    getDistanceToOrigin: ()->\n      d = 0\n      o = @prev_cl\n      while true\n        if @origin is o\n          break\n        d++\n        o = o.prev_cl\n      d\n\n    #\n    # @private\n    # Include this operation in the associative lists.\n    execute: ()->\n      if not @validateSavedOperations()\n        return false\n      else\n        if @content instanceof ops.Operation\n          @content.insert_parent = @ # TODO: this is probably not necessary and only nice for debugging\n          @content.referenced_by ?= 0\n          @content.referenced_by++\n        if @parent?\n          if not @prev_cl?\n            @prev_cl = @parent.beginning\n          if not @origin?\n            @origin = @prev_cl\n          else if @origin is \"Delimiter\"\n            @origin = @parent.beginning\n          if not @next_cl?\n            @next_cl = @parent.end\n        if @prev_cl?\n          distance_to_origin = @getDistanceToOrigin() # most cases: 0\n          o = @prev_cl.next_cl\n          i = distance_to_origin # loop counter\n\n          # $this has to find a unique position between origin and the next known character\n          # case 1: $origin equals $o.origin: the $creator parameter decides if left or right\n          #         let $OL= [o1,o2,o3,o4], whereby $this is to be inserted between o1 and o4\n          #         o2,o3 and o4 origin is 1 (the position of o2)\n          #         there is the case that $this.creator < o2.creator, but o3.creator < $this.creator\n          #         then o2 knows o3. Since on another client $OL could be [o1,o3,o4] the problem is complex\n          #         therefore $this would be always to the right of o3\n          # case 2: $origin < $o.origin\n          #         if current $this insert_position > $o origin: $this ins\n          #         else $insert_position will not change\n          #         (maybe we encounter case 1 later, then this will be to the right of $o)\n          # case 3: $origin > $o.origin\n          #         $this insert_position is to the left of $o (forever!)\n          while true\n            if o isnt @next_cl\n              # $o happened concurrently\n              if o.getDistanceToOrigin() is i\n                # case 1\n                if o.uid.creator < @uid.creator\n                  @prev_cl = o\n                  distance_to_origin = i + 1\n                else\n                  # nop\n              else if o.getDistanceToOrigin() < i\n                # case 2\n                if i - distance_to_origin <= o.getDistanceToOrigin()\n                  @prev_cl = o\n                  distance_to_origin = i + 1\n                else\n                  #nop\n              else\n                # case 3\n                break\n              i++\n              o = o.next_cl\n            else\n              # $this knows that $o exists,\n              break\n          # now reconnect everything\n          @next_cl = @prev_cl.next_cl\n          @prev_cl.next_cl = @\n          @next_cl.prev_cl = @\n\n        @setParent @prev_cl.getParent() # do Insertions always have a parent?\n        super # notify the execution_listeners\n        @parent.callOperationSpecificInsertEvents(this)\n        @\n\n    #\n    # Compute the position of this operation.\n    #\n    getPosition: ()->\n      position = 0\n      prev = @prev_cl\n      while true\n        if prev instanceof ops.Delimiter\n          break\n        if not prev.isDeleted()\n          position++\n        prev = prev.prev_cl\n      position\n\n    #\n    # Convert all relevant information of this operation to the json-format.\n    # This result can be send to other clients.\n    #\n    _encode: (json = {})->\n      json.prev = @prev_cl.getUid()\n      json.next = @next_cl.getUid()\n\n      if @origin.type is \"Delimiter\"\n        json.origin = \"Delimiter\"\n      else if @origin isnt @prev_cl\n        json.origin = @origin.getUid()\n\n      # if not (json.prev? and json.next?)\n      json.parent = @parent.getUid()\n\n      super json\n\n  ops.Insert.parse = (json)->\n    {\n      'content' : content\n      'content_operations' : content_operations\n      'uid' : uid\n      'prev': prev\n      'next': next\n      'origin' : origin\n      'parent' : parent\n    } = json\n    new this null, content, content_operations, parent, uid, prev, next, origin\n\n  #\n  # @nodoc\n  # A delimiter is placed at the end and at the beginning of the associative lists.\n  # This is necessary in order to have a beginning and an end even if the content\n  # of the Engine is empty.\n  #\n  class ops.Delimiter extends ops.Operation\n    #\n    # @param {Object} uid A unique identifier. If uid is undefined, a new uid will be created.\n    # @param {Operation} prev_cl The predecessor of this operation in the complete-list (cl)\n    # @param {Operation} next_cl The successor of this operation in the complete-list (cl)\n    #\n    constructor: (prev_cl, next_cl, origin)->\n      @saveOperation 'prev_cl', prev_cl\n      @saveOperation 'next_cl', next_cl\n      @saveOperation 'origin', prev_cl\n      super null, {noOperation: true}\n\n    type: \"Delimiter\"\n\n    applyDelete: ()->\n      super()\n      o = @prev_cl\n      while o?\n        o.applyDelete()\n        o = o.prev_cl\n      undefined\n\n    cleanup: ()->\n      super()\n\n    #\n    # @private\n    #\n    execute: ()->\n      if @unchecked?['next_cl']?\n        super\n      else if @unchecked?['prev_cl']\n        if @validateSavedOperations()\n          if @prev_cl.next_cl?\n            throw new Error \"Probably duplicated operations\"\n          @prev_cl.next_cl = @\n          super\n        else\n          false\n      else if @prev_cl? and not @prev_cl.next_cl?\n        delete @prev_cl.unchecked.next_cl\n        @prev_cl.next_cl = @\n        super\n      else if @prev_cl? or @next_cl? or true # TODO: are you sure? This can happen right?\n        super\n      #else\n      #  throw new Error \"Delimiter is unsufficient defined!\"\n\n    #\n    # @private\n    #\n    _encode: ()->\n      {\n        'type' : @type\n        'uid' : @getUid()\n        'prev' : @prev_cl?.getUid()\n        'next' : @next_cl?.getUid()\n      }\n\n  ops.Delimiter.parse = (json)->\n    {\n    'uid' : uid\n    'prev' : prev\n    'next' : next\n    } = json\n    new this(uid, prev, next)\n\n  # This is what this module exports after initializing it with the HistoryBuffer\n  {\n    'operations' : ops\n    'execution_listener' : execution_listener\n  }\n","basic_ops_uninitialized = require \"./Basic\"\n\nmodule.exports = ()->\n  basic_ops = basic_ops_uninitialized()\n  ops = basic_ops.operations\n\n  #\n  # @nodoc\n  # Manages map like objects. E.g. Json-Type and XML attributes.\n  #\n  class ops.MapManager extends ops.Operation\n\n    #\n    # @param {Object} uid A unique identifier. If uid is undefined, a new uid will be created.\n    #\n    constructor: (custom_type, uid, content, content_operations)->\n      @_map = {}\n      super custom_type, uid, content, content_operations\n\n    type: \"MapManager\"\n\n    applyDelete: ()->\n      for name,p of @_map\n        p.applyDelete()\n      super()\n\n    cleanup: ()->\n      super()\n\n    map: (f)->\n      for n,v of @_map\n        f(n,v)\n      undefined\n\n    #\n    # @see JsonOperations.val\n    #\n    val: (name, content)->\n      if arguments.length > 1\n        if content? and content._getModel?\n          rep = content._getModel(@custom_types, @operations)\n        else\n          rep = content\n        @retrieveSub(name).replace rep\n        @getCustomType()\n      else if name?\n        prop = @_map[name]\n        if prop? and not prop.isContentDeleted()\n          res = prop.val()\n          if res instanceof ops.Operation\n            res.getCustomType()\n          else\n            res\n        else\n          undefined\n      else\n        result = {}\n        for name,o of @_map\n          if not o.isContentDeleted()\n            result[name] = o.val()\n        result\n\n    delete: (name)->\n      @_map[name]?.deleteContent()\n      @\n\n    retrieveSub: (property_name)->\n      if not @_map[property_name]?\n        event_properties =\n          name: property_name\n        event_this = @\n        rm_uid =\n          noOperation: true\n          sub: property_name\n          alt: @\n        rm = new ops.ReplaceManager null, event_properties, event_this, rm_uid # this operation shall not be saved in the HB\n        @_map[property_name] = rm\n        rm.setParent @, property_name\n        rm.execute()\n      @_map[property_name]\n\n  ops.MapManager.parse = (json)->\n    {\n      'uid' : uid\n      'custom_type' : custom_type\n      'content' : content\n      'content_operations' : content_operations\n    } = json\n    new this(custom_type, uid, content, content_operations)\n\n\n\n  #\n  # @nodoc\n  # Manages a list of Insert-type operations.\n  #\n  class ops.ListManager extends ops.Operation\n\n    #\n    # A ListManager maintains a non-empty list that has a beginning and an end (both Delimiters!)\n    # @param {Object} uid A unique identifier. If uid is undefined, a new uid will be created.\n    # @param {Delimiter} beginning Reference or Object.\n    # @param {Delimiter} end Reference or Object.\n    constructor: (custom_type, uid, content, content_operations)->\n      @beginning = new ops.Delimiter undefined, undefined\n      @end =       new ops.Delimiter @beginning, undefined\n      @beginning.next_cl = @end\n      @beginning.execute()\n      @end.execute()\n      super custom_type, uid, content, content_operations\n\n    type: \"ListManager\"\n\n\n    applyDelete: ()->\n      o = @beginning\n      while o?\n        o.applyDelete()\n        o = o.next_cl\n      super()\n\n    cleanup: ()->\n      super()\n\n\n    toJson: (transform_to_value = false)->\n      val = @val()\n      for i, o in val\n        if o instanceof ops.Object\n          o.toJson(transform_to_value)\n        else if o instanceof ops.ListManager\n          o.toJson(transform_to_value)\n        else if transform_to_value and o instanceof ops.Operation\n          o.val()\n        else\n          o\n\n    #\n    # @private\n    # @see Operation.execute\n    #\n    execute: ()->\n      if @validateSavedOperations()\n        @beginning.setParent @\n        @end.setParent @\n        super\n      else\n        false\n\n    # Get the element previous to the delemiter at the end\n    getLastOperation: ()->\n      @end.prev_cl\n\n    # similar to the above\n    getFirstOperation: ()->\n      @beginning.next_cl\n\n    # Transforms the the list to an array\n    # Doesn't return left-right delimiter.\n    toArray: ()->\n      o = @beginning.next_cl\n      result = []\n      while o isnt @end\n        if not o.is_deleted\n          result.push o.val()\n        o = o.next_cl\n      result\n\n    map: (f)->\n      o = @beginning.next_cl\n      result = []\n      while o isnt @end\n        if not o.is_deleted\n          result.push f(o)\n        o = o.next_cl\n      result\n\n    fold: (init, f)->\n      o = @beginning.next_cl\n      while o isnt @end\n        if not o.is_deleted\n          init = f(init, o)\n        o = o.next_cl\n      init\n\n    val: (pos)->\n      if pos?\n        o = @getOperationByPosition(pos+1)\n        if not (o instanceof ops.Delimiter)\n          o.val()\n        else\n          throw new Error \"this position does not exist\"\n      else\n        @toArray()\n\n    ref: (pos)->\n      if pos?\n        o = @getOperationByPosition(pos+1)\n        if not (o instanceof ops.Delimiter)\n          o\n        else\n          null\n          # throw new Error \"this position does not exist\"\n      else\n        throw new Error \"you must specify a position parameter\"\n\n    #\n    # Retrieves the x-th not deleted element.\n    # e.g. \"abc\" : the 1th character is \"a\"\n    # the 0th character is the left Delimiter\n    #\n    getOperationByPosition: (position)->\n      o = @beginning\n      while true\n        # find the i-th op\n        if o instanceof ops.Delimiter and o.prev_cl?\n          # the user or you gave a position parameter that is to big\n          # for the current array. Therefore we reach a Delimiter.\n          # Then, we'll just return the last character.\n          o = o.prev_cl\n          while o.isDeleted() and o.prev_cl?\n            o = o.prev_cl\n          break\n        if position <= 0 and not o.isDeleted()\n          break\n\n        o = o.next_cl\n        if not o.isDeleted()\n          position -= 1\n      o\n\n    push: (content)->\n      @insertAfter @end.prev_cl, [content]\n\n    insertAfter: (left, contents)->\n      right = left.next_cl\n      while right.isDeleted()\n        right = right.next_cl # find the first character to the right, that is not deleted. In the case that position is 0, its the Delimiter.\n      left = right.prev_cl\n\n      # TODO: always expect an array as content. Then you can combine this with the other option (else)\n      if contents instanceof ops.Operation\n        (new ops.Insert null, content, null, undefined, undefined, left, right).execute()\n      else\n        for c in contents\n          if c? and c._name? and c._getModel?\n            c = c._getModel(@custom_types, @operations)\n          tmp = (new ops.Insert null, c, null, undefined, undefined, left, right).execute()\n          left = tmp\n      @\n\n    #\n    # Inserts an array of content into this list.\n    # @Note: This expects an array as content!\n    #\n    # @return {ListManager Type} This String object.\n    #\n    insert: (position, contents)->\n      ith = @getOperationByPosition position\n      # the (i-1)th character. e.g. \"abc\" the 1th character is \"a\"\n      # the 0th character is the left Delimiter\n      @insertAfter ith, contents\n\n    #\n    # Deletes a part of the word.\n    #\n    # @return {ListManager Type} This String object\n    #\n    delete: (position, length = 1)->\n      o = @getOperationByPosition(position+1) # position 0 in this case is the deletion of the first character\n\n      delete_ops = []\n      for i in [0...length]\n        if o instanceof ops.Delimiter\n          break\n        d = (new ops.Delete null, undefined, o).execute()\n        o = o.next_cl\n        while (not (o instanceof ops.Delimiter)) and o.isDeleted()\n          o = o.next_cl\n        delete_ops.push d._encode()\n      @\n\n\n    callOperationSpecificInsertEvents: (op)->\n      getContentType = (content)->\n        if content instanceof ops.Operation\n          content.getCustomType()\n        else\n          content\n      @callEvent [\n        type: \"insert\"\n        reference: op\n        position: op.getPosition()\n        object: @getCustomType()\n        changedBy: op.uid.creator\n        value: getContentType op.val()\n      ]\n\n    callOperationSpecificDeleteEvents: (op, del_op)->\n      @callEvent [\n        type: \"delete\"\n        reference: op\n        position: op.getPosition()\n        object: @getCustomType() # TODO: You can combine getPosition + getParent in a more efficient manner! (only left Delimiter will hold @parent)\n        length: 1\n        changedBy: del_op.uid.creator\n        oldValue: op.val()\n      ]\n\n  ops.ListManager.parse = (json)->\n    {\n      'uid' : uid\n      'custom_type': custom_type\n      'content' : content\n      'content_operations' : content_operations\n    } = json\n    new this(custom_type, uid, content, content_operations)\n\n  class ops.Composition extends ops.ListManager\n\n    constructor: (custom_type, @_composition_value, composition_value_operations, uid, tmp_composition_ref)->\n      # we can't use @seveOperation 'composition_ref', tmp_composition_ref here,\n      # because then there is a \"loop\" (insertion refers to parent, refers to insertion..)\n      # This is why we have to check in @callOperationSpecificInsertEvents until we find it\n      super custom_type, uid\n      if tmp_composition_ref?\n        @tmp_composition_ref = tmp_composition_ref\n      else\n        @composition_ref = @end.prev_cl\n      if composition_value_operations?\n        @composition_value_operations = {}\n        for n,o of composition_value_operations\n          @saveOperation n, o, '_composition_value'\n\n    type: \"Composition\"\n\n    #\n    # @private\n    # @see Operation.execute\n    #\n    execute: ()->\n      if @validateSavedOperations()\n        @getCustomType()._setCompositionValue @_composition_value\n        delete @_composition_value\n        # check if tmp_composition_ref already exists\n        if @tmp_composition_ref\n          composition_ref = @HB.getOperation @tmp_composition_ref\n          if composition_ref?\n            delete @tmp_composition_ref\n            @composition_ref = composition_ref\n        super\n      else\n        false\n\n    #\n    # This is called, when the Insert-operation was successfully executed.\n    #\n    callOperationSpecificInsertEvents: (op)->\n      if @tmp_composition_ref?\n        if op.uid.creator is @tmp_composition_ref.creator and op.uid.op_number is @tmp_composition_ref.op_number\n          @composition_ref = op\n          delete @tmp_composition_ref\n          op = op.next_cl\n          if op is @end\n            return\n        else\n          return\n\n      o = @end.prev_cl\n      while o isnt op\n        @getCustomType()._unapply o.undo_delta\n        o = o.prev_cl\n      while o isnt @end\n        o.undo_delta = @getCustomType()._apply o.val()\n        o = o.next_cl\n      @composition_ref = @end.prev_cl\n\n      @callEvent [\n        type: \"update\"\n        changedBy: op.uid.creator\n        newValue: @val()\n      ]\n\n    callOperationSpecificDeleteEvents: (op, del_op)->\n      return\n\n    #\n    # Create a new Delta\n    # - inserts new Content at the end of the list\n    # - updates the composition_value\n    # - updates the composition_ref\n    #\n    # @param delta The delta that is applied to the composition_value\n    #\n    applyDelta: (delta, operations)->\n      (new ops.Insert null, delta, operations, @, null, @end.prev_cl, @end).execute()\n      undefined\n\n    #\n    # Encode this operation in such a way that it can be parsed by remote peers.\n    #\n    _encode: (json = {})->\n      custom = @getCustomType()._getCompositionValue()\n      json.composition_value = custom.composition_value\n      if custom.composition_value_operations?\n        json.composition_value_operations = {}\n        for n,o of custom.composition_value_operations\n          json.composition_value_operations[n] = o.getUid()\n      if @composition_ref?\n        json.composition_ref = @composition_ref.getUid()\n      else\n        json.composition_ref = @tmp_composition_ref\n      super json\n\n  ops.Composition.parse = (json)->\n    {\n      'uid' : uid\n      'custom_type': custom_type\n      'composition_value' : composition_value\n      'composition_value_operations' : composition_value_operations\n      'composition_ref' : composition_ref\n    } = json\n    new this(custom_type, composition_value, composition_value_operations, uid, composition_ref)\n\n\n  #\n  # @nodoc\n  # Adds support for replace. The ReplaceManager manages Replaceable operations.\n  # Each Replaceable holds a value that is now replaceable.\n  #\n  # The TextType-type has implemented support for replace\n  # @see TextType\n  #\n  class ops.ReplaceManager extends ops.ListManager\n    #\n    # @param {Object} event_properties Decorates the event that is thrown by the RM\n    # @param {Object} event_this The object on which the event shall be executed\n    # @param {Operation} initial_content Initialize this with a Replaceable that holds the initial_content.\n    # @param {Object} uid A unique identifier. If uid is undefined, a new uid will be created.\n    # @param {Delimiter} beginning Reference or Object.\n    # @param {Delimiter} end Reference or Object.\n    constructor: (custom_type, @event_properties, @event_this, uid)->\n      if not @event_properties['object']?\n        @event_properties['object'] = @event_this.getCustomType()\n      super custom_type, uid\n\n    type: \"ReplaceManager\"\n\n    #\n    # This doesn't throw the same events as the ListManager. Therefore, the\n    # Replaceables also not throw the same events.\n    # So, ReplaceManager and ListManager both implement\n    # these functions that are called when an Insertion is executed (at the end).\n    #\n    #\n    callEventDecorator: (events)->\n      if not @isDeleted()\n        for event in events\n          for name,prop of @event_properties\n            event[name] = prop\n        @event_this.callEvent events\n      undefined\n\n    #\n    # This is called, when the Insert-type was successfully executed.\n    # TODO: consider doing this in a more consistent manner. This could also be\n    # done with execute. But currently, there are no specital Insert-ops for ListManager.\n    #\n    callOperationSpecificInsertEvents: (op)->\n      if op.next_cl.type is \"Delimiter\" and op.prev_cl.type isnt \"Delimiter\"\n        # this replaces another Replaceable\n        if not op.is_deleted # When this is received from the HB, this could already be deleted!\n          old_value = op.prev_cl.val()\n          @callEventDecorator [\n            type: \"update\"\n            changedBy: op.uid.creator\n            oldValue: old_value\n          ]\n        op.prev_cl.applyDelete()\n      else if op.next_cl.type isnt \"Delimiter\"\n        # This won't be recognized by the user, because another\n        # concurrent operation is set as the current value of the RM\n        op.applyDelete()\n      else # prev _and_ next are Delimiters. This is the first created Replaceable in the RM\n        @callEventDecorator [\n          type: \"add\"\n          changedBy: op.uid.creator\n        ]\n      undefined\n\n    callOperationSpecificDeleteEvents: (op, del_op)->\n      if op.next_cl.type is \"Delimiter\"\n        @callEventDecorator [\n          type: \"delete\"\n          changedBy: del_op.uid.creator\n          oldValue: op.val()\n        ]\n\n\n    #\n    # Replace the existing word with a new word.\n    #\n    # @param content {Operation} The new value of this ReplaceManager.\n    # @param replaceable_uid {UID} Optional: Unique id of the Replaceable that is created\n    #\n    replace: (content, replaceable_uid)->\n      o = @getLastOperation()\n      relp = (new ops.Insert null, content, null, @, replaceable_uid, o, o.next_cl).execute()\n      # TODO: delete repl (for debugging)\n      undefined\n\n    isContentDeleted: ()->\n      @getLastOperation().isDeleted()\n\n    deleteContent: ()->\n      last_op = @getLastOperation()\n      if (not last_op.isDeleted()) and last_op.type isnt \"Delimiter\"\n        (new ops.Delete null, undefined, @getLastOperation().uid).execute()\n      undefined\n\n    #\n    # Get the value of this\n    # @return {String}\n    #\n    val: ()->\n      o = @getLastOperation()\n      #if o instanceof ops.Delimiter\n        # throw new Error \"Replace Manager doesn't contain anything.\"\n      o.val?() # ? - for the case that (currently) the RM does not contain anything (then o is a Delimiter)\n\n\n\n  basic_ops\n","\nstructured_ops_uninitialized = require \"./Operations/Structured\"\n\nHistoryBuffer = require \"./HistoryBuffer\"\nEngine = require \"./Engine\"\nadaptConnector = require \"./ConnectorAdapter\"\n\ncreateY = (connector)->\n  if connector.user_id?\n    user_id = connector.user_id # TODO: change to getUniqueId()\n  else\n    user_id = \"_temp\"\n    connector.when_received_state_vector_listeners = [(state_vector)->\n        HB.setUserId this.user_id, state_vector\n      ]\n  HB = new HistoryBuffer user_id\n  ops_manager = structured_ops_uninitialized HB, this.constructor\n  ops = ops_manager.operations\n\n  engine = new Engine HB, ops\n  adaptConnector connector, engine, HB, ops_manager.execution_listener\n\n  ops.Operation.prototype.HB = HB\n  ops.Operation.prototype.operations = ops\n  ops.Operation.prototype.engine = engine\n  ops.Operation.prototype.connector = connector\n  ops.Operation.prototype.custom_types = this.constructor\n\n  ct = new createY.Object()\n  model = new ops.MapManager(ct, HB.getReservedUniqueIdentifier()).execute()\n  ct._setModel model\n  ct\n\nmodule.exports = createY\nif window?\n  window.Y = createY\n\ncreateY.Object = require \"./ObjectType\"\n"]} diff --git a/build/node/ConnectorAdapter.js b/build/node/ConnectorAdapter.js deleted file mode 100644 index ea11f87e..00000000 --- a/build/node/ConnectorAdapter.js +++ /dev/null @@ -1,71 +0,0 @@ -var ConnectorClass, adaptConnector; - -ConnectorClass = require("./ConnectorClass"); - -adaptConnector = function(connector, engine, HB, execution_listener) { - var applyHB, encode_state_vector, f, getHB, getStateVector, name, parse_state_vector, send_; - for (name in ConnectorClass) { - f = ConnectorClass[name]; - connector[name] = f; - } - connector.setIsBoundToY(); - send_ = function(o) { - if ((o.uid.creator === HB.getUserId()) && (typeof o.uid.op_number !== "string") && (HB.getUserId() !== "_temp")) { - return connector.broadcast(o); - } - }; - if (connector.invokeSync != null) { - HB.setInvokeSyncHandler(connector.invokeSync); - } - execution_listener.push(send_); - encode_state_vector = function(v) { - var results, value; - results = []; - for (name in v) { - value = v[name]; - results.push({ - user: name, - state: value - }); - } - return results; - }; - parse_state_vector = function(v) { - var i, len, s, state_vector; - state_vector = {}; - for (i = 0, len = v.length; i < len; i++) { - s = v[i]; - state_vector[s.user] = s.state; - } - return state_vector; - }; - getStateVector = function() { - return encode_state_vector(HB.getOperationCounter()); - }; - getHB = function(v) { - var hb, json, state_vector; - state_vector = parse_state_vector(v); - hb = HB._encode(state_vector); - json = { - hb: hb, - state_vector: encode_state_vector(HB.getOperationCounter()) - }; - return json; - }; - applyHB = function(hb, fromHB) { - return engine.applyOp(hb, fromHB); - }; - connector.getStateVector = getStateVector; - connector.getHB = getHB; - connector.applyHB = applyHB; - if (connector.receive_handlers == null) { - connector.receive_handlers = []; - } - return connector.receive_handlers.push(function(sender, op) { - if (op.uid.creator !== HB.getUserId()) { - return engine.applyOp(op); - } - }); -}; - -module.exports = adaptConnector; diff --git a/build/node/ConnectorClass.js b/build/node/ConnectorClass.js deleted file mode 100644 index 094d135b..00000000 --- a/build/node/ConnectorClass.js +++ /dev/null @@ -1,415 +0,0 @@ -module.exports = { - init: function(options) { - var req; - req = (function(_this) { - return function(name, choices) { - if (options[name] != null) { - if ((choices == null) || choices.some(function(c) { - return c === options[name]; - })) { - return _this[name] = options[name]; - } else { - throw new Error("You can set the '" + name + "' option to one of the following choices: " + JSON.encode(choices)); - } - } else { - throw new Error("You must specify " + name + ", when initializing the Connector!"); - } - }; - })(this); - req("syncMethod", ["syncAll", "master-slave"]); - req("role", ["master", "slave"]); - req("user_id"); - if (typeof this.on_user_id_set === "function") { - this.on_user_id_set(this.user_id); - } - if (options.perform_send_again != null) { - this.perform_send_again = options.perform_send_again; - } else { - this.perform_send_again = true; - } - if (this.role === "master") { - this.syncMethod = "syncAll"; - } - this.is_synced = false; - this.connections = {}; - if (this.receive_handlers == null) { - this.receive_handlers = []; - } - this.connections = {}; - this.current_sync_target = null; - this.sent_hb_to_all_users = false; - return this.is_initialized = true; - }, - onUserEvent: function(f) { - if (this.connections_listeners == null) { - this.connections_listeners = []; - } - return this.connections_listeners.push(f); - }, - isRoleMaster: function() { - return this.role === "master"; - }, - isRoleSlave: function() { - return this.role === "slave"; - }, - findNewSyncTarget: function() { - var c, ref, user; - this.current_sync_target = null; - if (this.syncMethod === "syncAll") { - ref = this.connections; - for (user in ref) { - c = ref[user]; - if (!c.is_synced) { - this.performSync(user); - break; - } - } - } - if (this.current_sync_target == null) { - this.setStateSynced(); - } - return null; - }, - userLeft: function(user) { - var f, i, len, ref, results; - delete this.connections[user]; - this.findNewSyncTarget(); - if (this.connections_listeners != null) { - ref = this.connections_listeners; - results = []; - for (i = 0, len = ref.length; i < len; i++) { - f = ref[i]; - results.push(f({ - action: "userLeft", - user: user - })); - } - return results; - } - }, - userJoined: function(user, role) { - var base, f, i, len, ref, results; - if (role == null) { - throw new Error("Internal: You must specify the role of the joined user! E.g. userJoined('uid:3939','slave')"); - } - if ((base = this.connections)[user] == null) { - base[user] = {}; - } - this.connections[user].is_synced = false; - if ((!this.is_synced) || this.syncMethod === "syncAll") { - if (this.syncMethod === "syncAll") { - this.performSync(user); - } else if (role === "master") { - this.performSyncWithMaster(user); - } - } - if (this.connections_listeners != null) { - ref = this.connections_listeners; - results = []; - for (i = 0, len = ref.length; i < len; i++) { - f = ref[i]; - results.push(f({ - action: "userJoined", - user: user, - role: role - })); - } - return results; - } - }, - whenSynced: function(args) { - if (args.constructor === Function) { - args = [args]; - } - if (this.is_synced) { - return args[0].apply(this, args.slice(1)); - } else { - if (this.compute_when_synced == null) { - this.compute_when_synced = []; - } - return this.compute_when_synced.push(args); - } - }, - onReceive: function(f) { - return this.receive_handlers.push(f); - }, - - /* - * Broadcast a message to all connected peers. - * @param message {Object} The message to broadcast. - * - broadcast: (message)-> - throw new Error "You must implement broadcast!" - - * - * Send a message to a peer, or set of peers - * - send: (peer_s, message)-> - throw new Error "You must implement send!" - */ - performSync: function(user) { - var _hb, hb, i, len, o; - if (this.current_sync_target == null) { - this.current_sync_target = user; - this.send(user, { - sync_step: "getHB", - send_again: "true", - data: this.getStateVector() - }); - if (!this.sent_hb_to_all_users) { - this.sent_hb_to_all_users = true; - hb = this.getHB([]).hb; - _hb = []; - for (i = 0, len = hb.length; i < len; i++) { - o = hb[i]; - _hb.push(o); - if (_hb.length > 10) { - this.broadcast({ - sync_step: "applyHB_", - data: _hb - }); - _hb = []; - } - } - return this.broadcast({ - sync_step: "applyHB", - data: _hb - }); - } - } - }, - performSyncWithMaster: function(user) { - var _hb, hb, i, len, o; - this.current_sync_target = user; - this.send(user, { - sync_step: "getHB", - send_again: "true", - data: this.getStateVector() - }); - hb = this.getHB([]).hb; - _hb = []; - for (i = 0, len = hb.length; i < len; i++) { - o = hb[i]; - _hb.push(o); - if (_hb.length > 10) { - this.broadcast({ - sync_step: "applyHB_", - data: _hb - }); - _hb = []; - } - } - return this.broadcast({ - sync_step: "applyHB", - data: _hb - }); - }, - setStateSynced: function() { - var args, el, f, i, len, ref; - if (!this.is_synced) { - this.is_synced = true; - if (this.compute_when_synced != null) { - ref = this.compute_when_synced; - for (i = 0, len = ref.length; i < len; i++) { - el = ref[i]; - f = el[0]; - args = el.slice(1); - f.apply(args); - } - delete this.compute_when_synced; - } - return null; - } - }, - whenReceivedStateVector: function(f) { - if (this.when_received_state_vector_listeners == null) { - this.when_received_state_vector_listeners = []; - } - return this.when_received_state_vector_listeners.push(f); - }, - receiveMessage: function(sender, res) { - var _hb, data, f, hb, i, j, k, len, len1, len2, o, ref, ref1, results, sendApplyHB, send_again; - if (res.sync_step == null) { - ref = this.receive_handlers; - results = []; - for (i = 0, len = ref.length; i < len; i++) { - f = ref[i]; - results.push(f(sender, res)); - } - return results; - } else { - if (sender === this.user_id) { - return; - } - if (res.sync_step === "getHB") { - if (this.when_received_state_vector_listeners != null) { - ref1 = this.when_received_state_vector_listeners; - for (j = 0, len1 = ref1.length; j < len1; j++) { - f = ref1[j]; - f.call(this, res.data); - } - } - delete this.when_received_state_vector_listeners; - data = this.getHB(res.data); - hb = data.hb; - _hb = []; - if (this.is_synced) { - sendApplyHB = (function(_this) { - return function(m) { - return _this.send(sender, m); - }; - })(this); - } else { - sendApplyHB = (function(_this) { - return function(m) { - return _this.broadcast(m); - }; - })(this); - } - for (k = 0, len2 = hb.length; k < len2; k++) { - o = hb[k]; - _hb.push(o); - if (_hb.length > 10) { - sendApplyHB({ - sync_step: "applyHB_", - data: _hb - }); - _hb = []; - } - } - sendApplyHB({ - sync_step: "applyHB", - data: _hb - }); - if ((res.send_again != null) && this.perform_send_again) { - send_again = (function(_this) { - return function(sv) { - return function() { - var l, len3; - hb = _this.getHB(sv).hb; - for (l = 0, len3 = hb.length; l < len3; l++) { - o = hb[l]; - _hb.push(o); - if (_hb.length > 10) { - _this.send(sender, { - sync_step: "applyHB_", - data: _hb - }); - _hb = []; - } - } - return _this.send(sender, { - sync_step: "applyHB", - data: _hb, - sent_again: "true" - }); - }; - }; - })(this)(data.state_vector); - return setTimeout(send_again, 3000); - } - } else if (res.sync_step === "applyHB") { - this.applyHB(res.data, sender === this.current_sync_target); - if ((this.syncMethod === "syncAll" || (res.sent_again != null)) && (!this.is_synced) && ((this.current_sync_target === sender) || (this.current_sync_target == null))) { - this.connections[sender].is_synced = true; - return this.findNewSyncTarget(); - } - } else if (res.sync_step === "applyHB_") { - return this.applyHB(res.data, sender === this.current_sync_target); - } - } - }, - parseMessageFromXml: function(m) { - var parse_array, parse_object; - parse_array = function(node) { - var i, len, n, ref, results; - ref = node.children; - results = []; - for (i = 0, len = ref.length; i < len; i++) { - n = ref[i]; - if (n.getAttribute("isArray") === "true") { - results.push(parse_array(n)); - } else { - results.push(parse_object(n)); - } - } - return results; - }; - parse_object = function(node) { - var i, int, json, len, n, name, ref, ref1, value; - json = {}; - ref = node.attrs; - for (name in ref) { - value = ref[name]; - int = parseInt(value); - if (isNaN(int) || ("" + int) !== value) { - json[name] = value; - } else { - json[name] = int; - } - } - ref1 = node.children; - for (i = 0, len = ref1.length; i < len; i++) { - n = ref1[i]; - name = n.name; - if (n.getAttribute("isArray") === "true") { - json[name] = parse_array(n); - } else { - json[name] = parse_object(n); - } - } - return json; - }; - return parse_object(m); - }, - encodeMessageToXml: function(m, json) { - var encode_array, encode_object; - encode_object = function(m, json) { - var name, value; - for (name in json) { - value = json[name]; - if (value == null) { - - } else if (value.constructor === Object) { - encode_object(m.c(name), value); - } else if (value.constructor === Array) { - encode_array(m.c(name), value); - } else { - m.setAttribute(name, value); - } - } - return m; - }; - encode_array = function(m, array) { - var e, i, len; - m.setAttribute("isArray", "true"); - for (i = 0, len = array.length; i < len; i++) { - e = array[i]; - if (e.constructor === Object) { - encode_object(m.c("array-element"), e); - } else { - encode_array(m.c("array-element"), e); - } - } - return m; - }; - if (json.constructor === Object) { - return encode_object(m.c("y", { - xmlns: "http://y.ninja/connector-stanza" - }), json); - } else if (json.constructor === Array) { - return encode_array(m.c("y", { - xmlns: "http://y.ninja/connector-stanza" - }), json); - } else { - throw new Error("I can't encode this json!"); - } - }, - setIsBoundToY: function() { - if (typeof this.on_bound_to_y === "function") { - this.on_bound_to_y(); - } - delete this.when_bound_to_y; - return this.is_bound_to_y = true; - } -}; diff --git a/build/node/Engine.js b/build/node/Engine.js deleted file mode 100644 index 7f7f19ce..00000000 --- a/build/node/Engine.js +++ /dev/null @@ -1,120 +0,0 @@ -var Engine; - -if (typeof window !== "undefined" && window !== null) { - window.unprocessed_counter = 0; -} - -if (typeof window !== "undefined" && window !== null) { - window.unprocessed_exec_counter = 0; -} - -if (typeof window !== "undefined" && window !== null) { - window.unprocessed_types = []; -} - -Engine = (function() { - function Engine(HB, types) { - this.HB = HB; - this.types = types; - this.unprocessed_ops = []; - } - - Engine.prototype.parseOperation = function(json) { - var type; - type = this.types[json.type]; - if ((type != null ? type.parse : void 0) != null) { - return type.parse(json); - } else { - throw new Error("You forgot to specify a parser for type " + json.type + ". The message is " + (JSON.stringify(json)) + "."); - } - }; - - - /* - applyOpsBundle: (ops_json)-> - ops = [] - for o in ops_json - ops.push @parseOperation o - for o in ops - if not o.execute() - @unprocessed_ops.push o - @tryUnprocessed() - */ - - Engine.prototype.applyOpsCheckDouble = function(ops_json) { - var i, len, o, results; - results = []; - for (i = 0, len = ops_json.length; i < len; i++) { - o = ops_json[i]; - if (this.HB.getOperation(o.uid) == null) { - results.push(this.applyOp(o)); - } else { - results.push(void 0); - } - } - return results; - }; - - Engine.prototype.applyOps = function(ops_json) { - return this.applyOp(ops_json); - }; - - Engine.prototype.applyOp = function(op_json_array, fromHB) { - var i, len, o, op_json; - if (fromHB == null) { - fromHB = false; - } - if (op_json_array.constructor !== Array) { - op_json_array = [op_json_array]; - } - for (i = 0, len = op_json_array.length; i < len; i++) { - op_json = op_json_array[i]; - if (fromHB) { - op_json.fromHB = "true"; - } - o = this.parseOperation(op_json); - o.parsed_from_json = op_json; - if (op_json.fromHB != null) { - o.fromHB = op_json.fromHB; - } - if (this.HB.getOperation(o) != null) { - - } else if (((!this.HB.isExpectedOperation(o)) && (o.fromHB == null)) || (!o.execute())) { - this.unprocessed_ops.push(o); - if (typeof window !== "undefined" && window !== null) { - window.unprocessed_types.push(o.type); - } - } - } - return this.tryUnprocessed(); - }; - - Engine.prototype.tryUnprocessed = function() { - var i, len, old_length, op, ref, unprocessed; - while (true) { - old_length = this.unprocessed_ops.length; - unprocessed = []; - ref = this.unprocessed_ops; - for (i = 0, len = ref.length; i < len; i++) { - op = ref[i]; - if (this.HB.getOperation(op) != null) { - - } else if ((!this.HB.isExpectedOperation(op) && (op.fromHB == null)) || (!op.execute())) { - unprocessed.push(op); - } - } - this.unprocessed_ops = unprocessed; - if (this.unprocessed_ops.length === old_length) { - break; - } - } - if (this.unprocessed_ops.length !== 0) { - return this.HB.invokeSync(); - } - }; - - return Engine; - -})(); - -module.exports = Engine; diff --git a/build/node/HistoryBuffer.js b/build/node/HistoryBuffer.js deleted file mode 100644 index 6b873ed2..00000000 --- a/build/node/HistoryBuffer.js +++ /dev/null @@ -1,255 +0,0 @@ -var HistoryBuffer, - bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; }; - -HistoryBuffer = (function() { - function HistoryBuffer(user_id1) { - this.user_id = user_id1; - this.emptyGarbage = bind(this.emptyGarbage, this); - this.operation_counter = {}; - this.buffer = {}; - this.change_listeners = []; - this.garbage = []; - this.trash = []; - this.performGarbageCollection = true; - this.garbageCollectTimeout = 30000; - this.reserved_identifier_counter = 0; - setTimeout(this.emptyGarbage, this.garbageCollectTimeout); - } - - HistoryBuffer.prototype.setUserId = function(user_id1, state_vector) { - var base, buff, counter_diff, name, o, o_name, ref; - this.user_id = user_id1; - if ((base = this.buffer)[name = this.user_id] == null) { - base[name] = []; - } - buff = this.buffer[this.user_id]; - counter_diff = state_vector[this.user_id] || 0; - if (this.buffer._temp != null) { - ref = this.buffer._temp; - for (o_name in ref) { - o = ref[o_name]; - o.uid.creator = this.user_id; - o.uid.op_number += counter_diff; - buff[o.uid.op_number] = o; - } - } - this.operation_counter[this.user_id] = (this.operation_counter._temp || 0) + counter_diff; - delete this.operation_counter._temp; - return delete this.buffer._temp; - }; - - HistoryBuffer.prototype.emptyGarbage = function() { - var i, len, o, ref; - ref = this.garbage; - for (i = 0, len = ref.length; i < len; i++) { - o = ref[i]; - if (typeof o.cleanup === "function") { - o.cleanup(); - } - } - this.garbage = this.trash; - this.trash = []; - if (this.garbageCollectTimeout !== -1) { - this.garbageCollectTimeoutId = setTimeout(this.emptyGarbage, this.garbageCollectTimeout); - } - return void 0; - }; - - HistoryBuffer.prototype.getUserId = function() { - return this.user_id; - }; - - HistoryBuffer.prototype.addToGarbageCollector = function() { - var i, len, o, results; - if (this.performGarbageCollection) { - results = []; - for (i = 0, len = arguments.length; i < len; i++) { - o = arguments[i]; - if (o != null) { - results.push(this.garbage.push(o)); - } else { - results.push(void 0); - } - } - return results; - } - }; - - HistoryBuffer.prototype.stopGarbageCollection = function() { - this.performGarbageCollection = false; - this.setManualGarbageCollect(); - this.garbage = []; - return this.trash = []; - }; - - HistoryBuffer.prototype.setManualGarbageCollect = function() { - this.garbageCollectTimeout = -1; - clearTimeout(this.garbageCollectTimeoutId); - return this.garbageCollectTimeoutId = void 0; - }; - - HistoryBuffer.prototype.setGarbageCollectTimeout = function(garbageCollectTimeout) { - this.garbageCollectTimeout = garbageCollectTimeout; - }; - - HistoryBuffer.prototype.getReservedUniqueIdentifier = function() { - return { - creator: '_', - op_number: "_" + (this.reserved_identifier_counter++) - }; - }; - - HistoryBuffer.prototype.getOperationCounter = function(user_id) { - var ctn, ref, res, user; - if (user_id == null) { - res = {}; - ref = this.operation_counter; - for (user in ref) { - ctn = ref[user]; - res[user] = ctn; - } - return res; - } else { - return this.operation_counter[user_id]; - } - }; - - HistoryBuffer.prototype.isExpectedOperation = function(o) { - var base, name; - if ((base = this.operation_counter)[name = o.uid.creator] == null) { - base[name] = 0; - } - o.uid.op_number <= this.operation_counter[o.uid.creator]; - return true; - }; - - HistoryBuffer.prototype._encode = function(state_vector) { - var json, o, o_json, o_next, o_number, o_prev, ref, u_name, unknown, user; - if (state_vector == null) { - state_vector = {}; - } - json = []; - unknown = function(user, o_number) { - if ((user == null) || (o_number == null)) { - throw new Error("dah!"); - } - return (state_vector[user] == null) || state_vector[user] <= o_number; - }; - ref = this.buffer; - for (u_name in ref) { - user = ref[u_name]; - if (u_name === "_") { - continue; - } - for (o_number in user) { - o = user[o_number]; - if ((o.uid.noOperation == null) && unknown(u_name, o_number)) { - o_json = o._encode(); - if (o.next_cl != null) { - o_next = o.next_cl; - while ((o_next.next_cl != null) && unknown(o_next.uid.creator, o_next.uid.op_number)) { - o_next = o_next.next_cl; - } - o_json.next = o_next.getUid(); - } else if (o.prev_cl != null) { - o_prev = o.prev_cl; - while ((o_prev.prev_cl != null) && unknown(o_prev.uid.creator, o_prev.uid.op_number)) { - o_prev = o_prev.prev_cl; - } - o_json.prev = o_prev.getUid(); - } - json.push(o_json); - } - } - } - return json; - }; - - HistoryBuffer.prototype.getNextOperationIdentifier = function(user_id) { - var uid; - if (user_id == null) { - user_id = this.user_id; - } - if (this.operation_counter[user_id] == null) { - this.operation_counter[user_id] = 0; - } - uid = { - 'creator': user_id, - 'op_number': this.operation_counter[user_id] - }; - this.operation_counter[user_id]++; - return uid; - }; - - HistoryBuffer.prototype.getOperation = function(uid) { - var o, ref; - if (uid.uid != null) { - uid = uid.uid; - } - o = (ref = this.buffer[uid.creator]) != null ? ref[uid.op_number] : void 0; - if ((uid.sub != null) && (o != null)) { - return o.retrieveSub(uid.sub); - } else { - return o; - } - }; - - HistoryBuffer.prototype.addOperation = function(o) { - if (this.buffer[o.uid.creator] == null) { - this.buffer[o.uid.creator] = {}; - } - if (this.buffer[o.uid.creator][o.uid.op_number] != null) { - throw new Error("You must not overwrite operations!"); - } - if ((o.uid.op_number.constructor !== String) && (!this.isExpectedOperation(o)) && (o.fromHB == null)) { - throw new Error("this operation was not expected!"); - } - this.addToCounter(o); - this.buffer[o.uid.creator][o.uid.op_number] = o; - return o; - }; - - HistoryBuffer.prototype.removeOperation = function(o) { - var ref; - return (ref = this.buffer[o.uid.creator]) != null ? delete ref[o.uid.op_number] : void 0; - }; - - HistoryBuffer.prototype.setInvokeSyncHandler = function(f) { - return this.invokeSync = f; - }; - - HistoryBuffer.prototype.invokeSync = function() {}; - - HistoryBuffer.prototype.renewStateVector = function(state_vector) { - var results, state, user; - results = []; - for (user in state_vector) { - state = state_vector[user]; - if (((this.operation_counter[user] == null) || (this.operation_counter[user] < state_vector[user])) && (state_vector[user] != null)) { - results.push(this.operation_counter[user] = state_vector[user]); - } else { - results.push(void 0); - } - } - return results; - }; - - HistoryBuffer.prototype.addToCounter = function(o) { - var base, name; - if ((base = this.operation_counter)[name = o.uid.creator] == null) { - base[name] = 0; - } - if (o.uid.op_number === this.operation_counter[o.uid.creator]) { - this.operation_counter[o.uid.creator]++; - } - while (this.buffer[o.uid.creator][this.operation_counter[o.uid.creator]] != null) { - this.operation_counter[o.uid.creator]++; - } - return void 0; - }; - - return HistoryBuffer; - -})(); - -module.exports = HistoryBuffer; diff --git a/build/node/ObjectType.js b/build/node/ObjectType.js deleted file mode 100644 index 65d7039d..00000000 --- a/build/node/ObjectType.js +++ /dev/null @@ -1,91 +0,0 @@ -var YObject; - -YObject = (function() { - function YObject(_object) { - var name, ref, val; - this._object = _object != null ? _object : {}; - if (this._object.constructor === Object) { - ref = this._object; - for (name in ref) { - val = ref[name]; - if (val.constructor === Object) { - this._object[name] = new YObject(val); - } - } - } else { - throw new Error("Y.Object accepts Json Objects only"); - } - } - - YObject.prototype._name = "Object"; - - YObject.prototype._getModel = function(types, ops) { - var n, o, ref; - if (this._model == null) { - this._model = new ops.MapManager(this).execute(); - ref = this._object; - for (n in ref) { - o = ref[n]; - this._model.val(n, o); - } - } - delete this._object; - return this._model; - }; - - YObject.prototype._setModel = function(_model) { - this._model = _model; - return delete this._object; - }; - - YObject.prototype.observe = function(f) { - this._model.observe(f); - return this; - }; - - YObject.prototype.unobserve = function(f) { - this._model.unobserve(f); - return this; - }; - - YObject.prototype.val = function(name, content) { - var n, ref, res, v; - if (this._model != null) { - return this._model.val.apply(this._model, arguments); - } else { - if (content != null) { - return this._object[name] = content; - } else if (name != null) { - return this._object[name]; - } else { - res = {}; - ref = this._object; - for (n in ref) { - v = ref[n]; - res[n] = v; - } - return res; - } - } - }; - - YObject.prototype["delete"] = function(name) { - this._model["delete"](name); - return this; - }; - - return YObject; - -})(); - -if (typeof window !== "undefined" && window !== null) { - if (window.Y != null) { - window.Y.Object = YObject; - } else { - throw new Error("You must first import Y!"); - } -} - -if (typeof module !== "undefined" && module !== null) { - module.exports = YObject; -} diff --git a/build/node/Operations/Basic.js b/build/node/Operations/Basic.js deleted file mode 100644 index aec63a36..00000000 --- a/build/node/Operations/Basic.js +++ /dev/null @@ -1,670 +0,0 @@ -var slice = [].slice, - extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; }, - hasProp = {}.hasOwnProperty; - -module.exports = function() { - var execution_listener, ops; - ops = {}; - execution_listener = []; - ops.Operation = (function() { - function Operation(custom_type, uid, content, content_operations) { - var name, op; - if (custom_type != null) { - this.custom_type = custom_type; - } - this.is_deleted = false; - this.garbage_collected = false; - this.event_listeners = []; - if (uid != null) { - this.uid = uid; - } - if (content === void 0) { - - } else if ((content != null) && (content.creator != null)) { - this.saveOperation('content', content); - } else { - this.content = content; - } - if (content_operations != null) { - this.content_operations = {}; - for (name in content_operations) { - op = content_operations[name]; - this.saveOperation(name, op, 'content_operations'); - } - } - } - - Operation.prototype.type = "Operation"; - - Operation.prototype.getContent = function(name) { - var content, n, ref, ref1, v; - if (this.content != null) { - if (this.content.getCustomType != null) { - return this.content.getCustomType(); - } else if (this.content.constructor === Object) { - if (name != null) { - if (this.content[name] != null) { - return this.content[name]; - } else { - return this.content_operations[name].getCustomType(); - } - } else { - content = {}; - ref = this.content; - for (n in ref) { - v = ref[n]; - content[n] = v; - } - if (this.content_operations != null) { - ref1 = this.content_operations; - for (n in ref1) { - v = ref1[n]; - v = v.getCustomType(); - content[n] = v; - } - } - return content; - } - } else { - return this.content; - } - } else { - return this.content; - } - }; - - Operation.prototype.retrieveSub = function() { - throw new Error("sub properties are not enable on this operation type!"); - }; - - Operation.prototype.observe = function(f) { - return this.event_listeners.push(f); - }; - - Operation.prototype.unobserve = function(f) { - return this.event_listeners = this.event_listeners.filter(function(g) { - return f !== g; - }); - }; - - Operation.prototype.deleteAllObservers = function() { - return this.event_listeners = []; - }; - - Operation.prototype["delete"] = function() { - (new ops.Delete(void 0, this)).execute(); - return null; - }; - - Operation.prototype.callEvent = function() { - var callon; - if (this.custom_type != null) { - callon = this.getCustomType(); - } else { - callon = this; - } - return this.forwardEvent.apply(this, [callon].concat(slice.call(arguments))); - }; - - Operation.prototype.forwardEvent = function() { - var args, f, j, len, op, ref, results; - op = arguments[0], args = 2 <= arguments.length ? slice.call(arguments, 1) : []; - ref = this.event_listeners; - results = []; - for (j = 0, len = ref.length; j < len; j++) { - f = ref[j]; - results.push(f.call.apply(f, [op].concat(slice.call(args)))); - } - return results; - }; - - Operation.prototype.isDeleted = function() { - return this.is_deleted; - }; - - Operation.prototype.applyDelete = function(garbagecollect) { - if (garbagecollect == null) { - garbagecollect = true; - } - if (!this.garbage_collected) { - this.is_deleted = true; - if (garbagecollect) { - this.garbage_collected = true; - return this.HB.addToGarbageCollector(this); - } - } - }; - - Operation.prototype.cleanup = function() { - this.HB.removeOperation(this); - return this.deleteAllObservers(); - }; - - Operation.prototype.setParent = function(parent1) { - this.parent = parent1; - }; - - Operation.prototype.getParent = function() { - return this.parent; - }; - - Operation.prototype.getUid = function() { - var map_uid; - if (this.uid.noOperation == null) { - return this.uid; - } else { - if (this.uid.alt != null) { - map_uid = this.uid.alt.cloneUid(); - map_uid.sub = this.uid.sub; - return map_uid; - } else { - return void 0; - } - } - }; - - Operation.prototype.cloneUid = function() { - var n, ref, uid, v; - uid = {}; - ref = this.getUid(); - for (n in ref) { - v = ref[n]; - uid[n] = v; - } - return uid; - }; - - Operation.prototype.execute = function() { - var j, l, len; - if (this.validateSavedOperations()) { - this.is_executed = true; - if (this.uid == null) { - this.uid = this.HB.getNextOperationIdentifier(); - } - if (this.uid.noOperation == null) { - this.HB.addOperation(this); - for (j = 0, len = execution_listener.length; j < len; j++) { - l = execution_listener[j]; - l(this._encode()); - } - } - return this; - } else { - return false; - } - }; - - Operation.prototype.saveOperation = function(name, op, base) { - var base1, dest, j, last_path, len, path, paths; - if (base == null) { - base = "this"; - } - if ((op != null) && (op._getModel != null)) { - op = op._getModel(this.custom_types, this.operations); - } - if (op == null) { - - } else if ((op.execute != null) || !((op.op_number != null) && (op.creator != null))) { - if (base === "this") { - return this[name] = op; - } else { - dest = this[base]; - paths = name.split("/"); - last_path = paths.pop(); - for (j = 0, len = paths.length; j < len; j++) { - path = paths[j]; - dest = dest[path]; - } - return dest[last_path] = op; - } - } else { - if (this.unchecked == null) { - this.unchecked = {}; - } - if ((base1 = this.unchecked)[base] == null) { - base1[base] = {}; - } - return this.unchecked[base][name] = op; - } - }; - - Operation.prototype.validateSavedOperations = function() { - var base, base_name, dest, j, last_path, len, name, op, op_uid, path, paths, ref, success, uninstantiated; - uninstantiated = {}; - success = true; - ref = this.unchecked; - for (base_name in ref) { - base = ref[base_name]; - for (name in base) { - op_uid = base[name]; - op = this.HB.getOperation(op_uid); - if (op) { - if (base_name === "this") { - this[name] = op; - } else { - dest = this[base_name]; - paths = name.split("/"); - last_path = paths.pop(); - for (j = 0, len = paths.length; j < len; j++) { - path = paths[j]; - dest = dest[path]; - } - dest[last_path] = op; - } - } else { - if (uninstantiated[base_name] == null) { - uninstantiated[base_name] = {}; - } - uninstantiated[base_name][name] = op_uid; - success = false; - } - } - } - if (!success) { - this.unchecked = uninstantiated; - return false; - } else { - delete this.unchecked; - return this; - } - }; - - Operation.prototype.getCustomType = function() { - var Type, j, len, ref, t; - if (this.custom_type == null) { - return this; - } else { - if (this.custom_type.constructor === String) { - Type = this.custom_types; - ref = this.custom_type.split("."); - for (j = 0, len = ref.length; j < len; j++) { - t = ref[j]; - Type = Type[t]; - } - this.custom_type = new Type(); - this.custom_type._setModel(this); - } - return this.custom_type; - } - }; - - Operation.prototype._encode = function(json) { - var n, o, operations, ref, ref1; - if (json == null) { - json = {}; - } - json.type = this.type; - json.uid = this.getUid(); - if (this.custom_type != null) { - if (this.custom_type.constructor === String) { - json.custom_type = this.custom_type; - } else { - json.custom_type = this.custom_type._name; - } - } - if (((ref = this.content) != null ? ref.getUid : void 0) != null) { - json.content = this.content.getUid(); - } else { - json.content = this.content; - } - if (this.content_operations != null) { - operations = {}; - ref1 = this.content_operations; - for (n in ref1) { - o = ref1[n]; - if (o._getModel != null) { - o = o._getModel(this.custom_types, this.operations); - } - operations[n] = o.getUid(); - } - json.content_operations = operations; - } - return json; - }; - - return Operation; - - })(); - ops.Delete = (function(superClass) { - extend(Delete, superClass); - - function Delete(custom_type, uid, deletes) { - this.saveOperation('deletes', deletes); - Delete.__super__.constructor.call(this, custom_type, uid); - } - - Delete.prototype.type = "Delete"; - - Delete.prototype._encode = function() { - return { - 'type': "Delete", - 'uid': this.getUid(), - 'deletes': this.deletes.getUid() - }; - }; - - Delete.prototype.execute = function() { - var res; - if (this.validateSavedOperations()) { - res = Delete.__super__.execute.apply(this, arguments); - if (res) { - this.deletes.applyDelete(this); - } - return res; - } else { - return false; - } - }; - - return Delete; - - })(ops.Operation); - ops.Delete.parse = function(o) { - var deletes_uid, uid; - uid = o['uid'], deletes_uid = o['deletes']; - return new this(null, uid, deletes_uid); - }; - ops.Insert = (function(superClass) { - extend(Insert, superClass); - - function Insert(custom_type, content, content_operations, parent, uid, prev_cl, next_cl, origin) { - this.saveOperation('parent', parent); - this.saveOperation('prev_cl', prev_cl); - this.saveOperation('next_cl', next_cl); - if (origin != null) { - this.saveOperation('origin', origin); - } else { - this.saveOperation('origin', prev_cl); - } - Insert.__super__.constructor.call(this, custom_type, uid, content, content_operations); - } - - Insert.prototype.type = "Insert"; - - Insert.prototype.val = function() { - return this.getContent(); - }; - - Insert.prototype.getNext = function(i) { - var n; - if (i == null) { - i = 1; - } - n = this; - while (i > 0 && (n.next_cl != null)) { - n = n.next_cl; - if (!n.is_deleted) { - i--; - } - } - if (n.is_deleted) { - null; - } - return n; - }; - - Insert.prototype.getPrev = function(i) { - var n; - if (i == null) { - i = 1; - } - n = this; - while (i > 0 && (n.prev_cl != null)) { - n = n.prev_cl; - if (!n.is_deleted) { - i--; - } - } - if (n.is_deleted) { - return null; - } else { - return n; - } - }; - - Insert.prototype.applyDelete = function(o) { - var callLater, garbagecollect; - if (this.deleted_by == null) { - this.deleted_by = []; - } - callLater = false; - if ((this.parent != null) && !this.is_deleted && (o != null)) { - callLater = true; - } - if (o != null) { - this.deleted_by.push(o); - } - garbagecollect = false; - if (this.next_cl.isDeleted()) { - garbagecollect = true; - } - Insert.__super__.applyDelete.call(this, garbagecollect); - if (callLater) { - this.parent.callOperationSpecificDeleteEvents(this, o); - } - if ((this.prev_cl != null) && this.prev_cl.isDeleted()) { - return this.prev_cl.applyDelete(); - } - }; - - Insert.prototype.cleanup = function() { - var d, j, len, o, ref; - if (this.next_cl.isDeleted()) { - ref = this.deleted_by; - for (j = 0, len = ref.length; j < len; j++) { - d = ref[j]; - d.cleanup(); - } - o = this.next_cl; - while (o.type !== "Delimiter") { - if (o.origin === this) { - o.origin = this.prev_cl; - } - o = o.next_cl; - } - this.prev_cl.next_cl = this.next_cl; - this.next_cl.prev_cl = this.prev_cl; - if (this.content instanceof ops.Operation && !(this.content instanceof ops.Insert)) { - this.content.referenced_by--; - if (this.content.referenced_by <= 0 && !this.content.is_deleted) { - this.content.applyDelete(); - } - } - delete this.content; - return Insert.__super__.cleanup.apply(this, arguments); - } - }; - - Insert.prototype.getDistanceToOrigin = function() { - var d, o; - d = 0; - o = this.prev_cl; - while (true) { - if (this.origin === o) { - break; - } - d++; - o = o.prev_cl; - } - return d; - }; - - Insert.prototype.execute = function() { - var base1, distance_to_origin, i, o; - if (!this.validateSavedOperations()) { - return false; - } else { - if (this.content instanceof ops.Operation) { - this.content.insert_parent = this; - if ((base1 = this.content).referenced_by == null) { - base1.referenced_by = 0; - } - this.content.referenced_by++; - } - if (this.parent != null) { - if (this.prev_cl == null) { - this.prev_cl = this.parent.beginning; - } - if (this.origin == null) { - this.origin = this.prev_cl; - } else if (this.origin === "Delimiter") { - this.origin = this.parent.beginning; - } - if (this.next_cl == null) { - this.next_cl = this.parent.end; - } - } - if (this.prev_cl != null) { - distance_to_origin = this.getDistanceToOrigin(); - o = this.prev_cl.next_cl; - i = distance_to_origin; - while (true) { - if (o !== this.next_cl) { - if (o.getDistanceToOrigin() === i) { - if (o.uid.creator < this.uid.creator) { - this.prev_cl = o; - distance_to_origin = i + 1; - } else { - - } - } else if (o.getDistanceToOrigin() < i) { - if (i - distance_to_origin <= o.getDistanceToOrigin()) { - this.prev_cl = o; - distance_to_origin = i + 1; - } else { - - } - } else { - break; - } - i++; - o = o.next_cl; - } else { - break; - } - } - this.next_cl = this.prev_cl.next_cl; - this.prev_cl.next_cl = this; - this.next_cl.prev_cl = this; - } - this.setParent(this.prev_cl.getParent()); - Insert.__super__.execute.apply(this, arguments); - this.parent.callOperationSpecificInsertEvents(this); - return this; - } - }; - - Insert.prototype.getPosition = function() { - var position, prev; - position = 0; - prev = this.prev_cl; - while (true) { - if (prev instanceof ops.Delimiter) { - break; - } - if (!prev.isDeleted()) { - position++; - } - prev = prev.prev_cl; - } - return position; - }; - - Insert.prototype._encode = function(json) { - if (json == null) { - json = {}; - } - json.prev = this.prev_cl.getUid(); - json.next = this.next_cl.getUid(); - if (this.origin.type === "Delimiter") { - json.origin = "Delimiter"; - } else if (this.origin !== this.prev_cl) { - json.origin = this.origin.getUid(); - } - json.parent = this.parent.getUid(); - return Insert.__super__._encode.call(this, json); - }; - - return Insert; - - })(ops.Operation); - ops.Insert.parse = function(json) { - var content, content_operations, next, origin, parent, prev, uid; - content = json['content'], content_operations = json['content_operations'], uid = json['uid'], prev = json['prev'], next = json['next'], origin = json['origin'], parent = json['parent']; - return new this(null, content, content_operations, parent, uid, prev, next, origin); - }; - ops.Delimiter = (function(superClass) { - extend(Delimiter, superClass); - - function Delimiter(prev_cl, next_cl, origin) { - this.saveOperation('prev_cl', prev_cl); - this.saveOperation('next_cl', next_cl); - this.saveOperation('origin', prev_cl); - Delimiter.__super__.constructor.call(this, null, { - noOperation: true - }); - } - - Delimiter.prototype.type = "Delimiter"; - - Delimiter.prototype.applyDelete = function() { - var o; - Delimiter.__super__.applyDelete.call(this); - o = this.prev_cl; - while (o != null) { - o.applyDelete(); - o = o.prev_cl; - } - return void 0; - }; - - Delimiter.prototype.cleanup = function() { - return Delimiter.__super__.cleanup.call(this); - }; - - Delimiter.prototype.execute = function() { - var ref, ref1; - if (((ref = this.unchecked) != null ? ref['next_cl'] : void 0) != null) { - return Delimiter.__super__.execute.apply(this, arguments); - } else if ((ref1 = this.unchecked) != null ? ref1['prev_cl'] : void 0) { - if (this.validateSavedOperations()) { - if (this.prev_cl.next_cl != null) { - throw new Error("Probably duplicated operations"); - } - this.prev_cl.next_cl = this; - return Delimiter.__super__.execute.apply(this, arguments); - } else { - return false; - } - } else if ((this.prev_cl != null) && (this.prev_cl.next_cl == null)) { - delete this.prev_cl.unchecked.next_cl; - this.prev_cl.next_cl = this; - return Delimiter.__super__.execute.apply(this, arguments); - } else if ((this.prev_cl != null) || (this.next_cl != null) || true) { - return Delimiter.__super__.execute.apply(this, arguments); - } - }; - - Delimiter.prototype._encode = function() { - var ref, ref1; - return { - 'type': this.type, - 'uid': this.getUid(), - 'prev': (ref = this.prev_cl) != null ? ref.getUid() : void 0, - 'next': (ref1 = this.next_cl) != null ? ref1.getUid() : void 0 - }; - }; - - return Delimiter; - - })(ops.Operation); - ops.Delimiter.parse = function(json) { - var next, prev, uid; - uid = json['uid'], prev = json['prev'], next = json['next']; - return new this(uid, prev, next); - }; - return { - 'operations': ops, - 'execution_listener': execution_listener - }; -}; diff --git a/build/node/Operations/Structured.js b/build/node/Operations/Structured.js deleted file mode 100644 index 9503d846..00000000 --- a/build/node/Operations/Structured.js +++ /dev/null @@ -1,579 +0,0 @@ -var basic_ops_uninitialized, - extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; }, - hasProp = {}.hasOwnProperty; - -basic_ops_uninitialized = require("./Basic"); - -module.exports = function() { - var basic_ops, ops; - basic_ops = basic_ops_uninitialized(); - ops = basic_ops.operations; - ops.MapManager = (function(superClass) { - extend(MapManager, superClass); - - function MapManager(custom_type, uid, content, content_operations) { - this._map = {}; - MapManager.__super__.constructor.call(this, custom_type, uid, content, content_operations); - } - - MapManager.prototype.type = "MapManager"; - - MapManager.prototype.applyDelete = function() { - var name, p, ref; - ref = this._map; - for (name in ref) { - p = ref[name]; - p.applyDelete(); - } - return MapManager.__super__.applyDelete.call(this); - }; - - MapManager.prototype.cleanup = function() { - return MapManager.__super__.cleanup.call(this); - }; - - MapManager.prototype.map = function(f) { - var n, ref, v; - ref = this._map; - for (n in ref) { - v = ref[n]; - f(n, v); - } - return void 0; - }; - - MapManager.prototype.val = function(name, content) { - var o, prop, ref, rep, res, result; - if (arguments.length > 1) { - if ((content != null) && (content._getModel != null)) { - rep = content._getModel(this.custom_types, this.operations); - } else { - rep = content; - } - this.retrieveSub(name).replace(rep); - return this.getCustomType(); - } else if (name != null) { - prop = this._map[name]; - if ((prop != null) && !prop.isContentDeleted()) { - res = prop.val(); - if (res instanceof ops.Operation) { - return res.getCustomType(); - } else { - return res; - } - } else { - return void 0; - } - } else { - result = {}; - ref = this._map; - for (name in ref) { - o = ref[name]; - if (!o.isContentDeleted()) { - result[name] = o.val(); - } - } - return result; - } - }; - - MapManager.prototype["delete"] = function(name) { - var ref; - if ((ref = this._map[name]) != null) { - ref.deleteContent(); - } - return this; - }; - - MapManager.prototype.retrieveSub = function(property_name) { - var event_properties, event_this, rm, rm_uid; - if (this._map[property_name] == null) { - event_properties = { - name: property_name - }; - event_this = this; - rm_uid = { - noOperation: true, - sub: property_name, - alt: this - }; - rm = new ops.ReplaceManager(null, event_properties, event_this, rm_uid); - this._map[property_name] = rm; - rm.setParent(this, property_name); - rm.execute(); - } - return this._map[property_name]; - }; - - return MapManager; - - })(ops.Operation); - ops.MapManager.parse = function(json) { - var content, content_operations, custom_type, uid; - uid = json['uid'], custom_type = json['custom_type'], content = json['content'], content_operations = json['content_operations']; - return new this(custom_type, uid, content, content_operations); - }; - ops.ListManager = (function(superClass) { - extend(ListManager, superClass); - - function ListManager(custom_type, uid, content, content_operations) { - this.beginning = new ops.Delimiter(void 0, void 0); - this.end = new ops.Delimiter(this.beginning, void 0); - this.beginning.next_cl = this.end; - this.beginning.execute(); - this.end.execute(); - ListManager.__super__.constructor.call(this, custom_type, uid, content, content_operations); - } - - ListManager.prototype.type = "ListManager"; - - ListManager.prototype.applyDelete = function() { - var o; - o = this.beginning; - while (o != null) { - o.applyDelete(); - o = o.next_cl; - } - return ListManager.__super__.applyDelete.call(this); - }; - - ListManager.prototype.cleanup = function() { - return ListManager.__super__.cleanup.call(this); - }; - - ListManager.prototype.toJson = function(transform_to_value) { - var i, j, len, o, results, val; - if (transform_to_value == null) { - transform_to_value = false; - } - val = this.val(); - results = []; - for (o = j = 0, len = val.length; j < len; o = ++j) { - i = val[o]; - if (o instanceof ops.Object) { - results.push(o.toJson(transform_to_value)); - } else if (o instanceof ops.ListManager) { - results.push(o.toJson(transform_to_value)); - } else if (transform_to_value && o instanceof ops.Operation) { - results.push(o.val()); - } else { - results.push(o); - } - } - return results; - }; - - ListManager.prototype.execute = function() { - if (this.validateSavedOperations()) { - this.beginning.setParent(this); - this.end.setParent(this); - return ListManager.__super__.execute.apply(this, arguments); - } else { - return false; - } - }; - - ListManager.prototype.getLastOperation = function() { - return this.end.prev_cl; - }; - - ListManager.prototype.getFirstOperation = function() { - return this.beginning.next_cl; - }; - - ListManager.prototype.toArray = function() { - var o, result; - o = this.beginning.next_cl; - result = []; - while (o !== this.end) { - if (!o.is_deleted) { - result.push(o.val()); - } - o = o.next_cl; - } - return result; - }; - - ListManager.prototype.map = function(f) { - var o, result; - o = this.beginning.next_cl; - result = []; - while (o !== this.end) { - if (!o.is_deleted) { - result.push(f(o)); - } - o = o.next_cl; - } - return result; - }; - - ListManager.prototype.fold = function(init, f) { - var o; - o = this.beginning.next_cl; - while (o !== this.end) { - if (!o.is_deleted) { - init = f(init, o); - } - o = o.next_cl; - } - return init; - }; - - ListManager.prototype.val = function(pos) { - var o; - if (pos != null) { - o = this.getOperationByPosition(pos + 1); - if (!(o instanceof ops.Delimiter)) { - return o.val(); - } else { - throw new Error("this position does not exist"); - } - } else { - return this.toArray(); - } - }; - - ListManager.prototype.ref = function(pos) { - var o; - if (pos != null) { - o = this.getOperationByPosition(pos + 1); - if (!(o instanceof ops.Delimiter)) { - return o; - } else { - return null; - } - } else { - throw new Error("you must specify a position parameter"); - } - }; - - ListManager.prototype.getOperationByPosition = function(position) { - var o; - o = this.beginning; - while (true) { - if (o instanceof ops.Delimiter && (o.prev_cl != null)) { - o = o.prev_cl; - while (o.isDeleted() && (o.prev_cl != null)) { - o = o.prev_cl; - } - break; - } - if (position <= 0 && !o.isDeleted()) { - break; - } - o = o.next_cl; - if (!o.isDeleted()) { - position -= 1; - } - } - return o; - }; - - ListManager.prototype.push = function(content) { - return this.insertAfter(this.end.prev_cl, [content]); - }; - - ListManager.prototype.insertAfter = function(left, contents) { - var c, j, len, right, tmp; - right = left.next_cl; - while (right.isDeleted()) { - right = right.next_cl; - } - left = right.prev_cl; - if (contents instanceof ops.Operation) { - (new ops.Insert(null, content, null, void 0, void 0, left, right)).execute(); - } else { - for (j = 0, len = contents.length; j < len; j++) { - c = contents[j]; - if ((c != null) && (c._name != null) && (c._getModel != null)) { - c = c._getModel(this.custom_types, this.operations); - } - tmp = (new ops.Insert(null, c, null, void 0, void 0, left, right)).execute(); - left = tmp; - } - } - return this; - }; - - ListManager.prototype.insert = function(position, contents) { - var ith; - ith = this.getOperationByPosition(position); - return this.insertAfter(ith, contents); - }; - - ListManager.prototype["delete"] = function(position, length) { - var d, delete_ops, i, j, o, ref; - if (length == null) { - length = 1; - } - o = this.getOperationByPosition(position + 1); - delete_ops = []; - for (i = j = 0, ref = length; 0 <= ref ? j < ref : j > ref; i = 0 <= ref ? ++j : --j) { - if (o instanceof ops.Delimiter) { - break; - } - d = (new ops.Delete(null, void 0, o)).execute(); - o = o.next_cl; - while ((!(o instanceof ops.Delimiter)) && o.isDeleted()) { - o = o.next_cl; - } - delete_ops.push(d._encode()); - } - return this; - }; - - ListManager.prototype.callOperationSpecificInsertEvents = function(op) { - var getContentType; - getContentType = function(content) { - if (content instanceof ops.Operation) { - return content.getCustomType(); - } else { - return content; - } - }; - return this.callEvent([ - { - type: "insert", - reference: op, - position: op.getPosition(), - object: this.getCustomType(), - changedBy: op.uid.creator, - value: getContentType(op.val()) - } - ]); - }; - - ListManager.prototype.callOperationSpecificDeleteEvents = function(op, del_op) { - return this.callEvent([ - { - type: "delete", - reference: op, - position: op.getPosition(), - object: this.getCustomType(), - length: 1, - changedBy: del_op.uid.creator, - oldValue: op.val() - } - ]); - }; - - return ListManager; - - })(ops.Operation); - ops.ListManager.parse = function(json) { - var content, content_operations, custom_type, uid; - uid = json['uid'], custom_type = json['custom_type'], content = json['content'], content_operations = json['content_operations']; - return new this(custom_type, uid, content, content_operations); - }; - ops.Composition = (function(superClass) { - extend(Composition, superClass); - - function Composition(custom_type, _composition_value, composition_value_operations, uid, tmp_composition_ref) { - var n, o; - this._composition_value = _composition_value; - Composition.__super__.constructor.call(this, custom_type, uid); - if (tmp_composition_ref != null) { - this.tmp_composition_ref = tmp_composition_ref; - } else { - this.composition_ref = this.end.prev_cl; - } - if (composition_value_operations != null) { - this.composition_value_operations = {}; - for (n in composition_value_operations) { - o = composition_value_operations[n]; - this.saveOperation(n, o, '_composition_value'); - } - } - } - - Composition.prototype.type = "Composition"; - - Composition.prototype.execute = function() { - var composition_ref; - if (this.validateSavedOperations()) { - this.getCustomType()._setCompositionValue(this._composition_value); - delete this._composition_value; - if (this.tmp_composition_ref) { - composition_ref = this.HB.getOperation(this.tmp_composition_ref); - if (composition_ref != null) { - delete this.tmp_composition_ref; - this.composition_ref = composition_ref; - } - } - return Composition.__super__.execute.apply(this, arguments); - } else { - return false; - } - }; - - Composition.prototype.callOperationSpecificInsertEvents = function(op) { - var o; - if (this.tmp_composition_ref != null) { - if (op.uid.creator === this.tmp_composition_ref.creator && op.uid.op_number === this.tmp_composition_ref.op_number) { - this.composition_ref = op; - delete this.tmp_composition_ref; - op = op.next_cl; - if (op === this.end) { - return; - } - } else { - return; - } - } - o = this.end.prev_cl; - while (o !== op) { - this.getCustomType()._unapply(o.undo_delta); - o = o.prev_cl; - } - while (o !== this.end) { - o.undo_delta = this.getCustomType()._apply(o.val()); - o = o.next_cl; - } - this.composition_ref = this.end.prev_cl; - return this.callEvent([ - { - type: "update", - changedBy: op.uid.creator, - newValue: this.val() - } - ]); - }; - - Composition.prototype.callOperationSpecificDeleteEvents = function(op, del_op) {}; - - Composition.prototype.applyDelta = function(delta, operations) { - (new ops.Insert(null, delta, operations, this, null, this.end.prev_cl, this.end)).execute(); - return void 0; - }; - - Composition.prototype._encode = function(json) { - var custom, n, o, ref; - if (json == null) { - json = {}; - } - custom = this.getCustomType()._getCompositionValue(); - json.composition_value = custom.composition_value; - if (custom.composition_value_operations != null) { - json.composition_value_operations = {}; - ref = custom.composition_value_operations; - for (n in ref) { - o = ref[n]; - json.composition_value_operations[n] = o.getUid(); - } - } - if (this.composition_ref != null) { - json.composition_ref = this.composition_ref.getUid(); - } else { - json.composition_ref = this.tmp_composition_ref; - } - return Composition.__super__._encode.call(this, json); - }; - - return Composition; - - })(ops.ListManager); - ops.Composition.parse = function(json) { - var composition_ref, composition_value, composition_value_operations, custom_type, uid; - uid = json['uid'], custom_type = json['custom_type'], composition_value = json['composition_value'], composition_value_operations = json['composition_value_operations'], composition_ref = json['composition_ref']; - return new this(custom_type, composition_value, composition_value_operations, uid, composition_ref); - }; - ops.ReplaceManager = (function(superClass) { - extend(ReplaceManager, superClass); - - function ReplaceManager(custom_type, event_properties1, event_this1, uid) { - this.event_properties = event_properties1; - this.event_this = event_this1; - if (this.event_properties['object'] == null) { - this.event_properties['object'] = this.event_this.getCustomType(); - } - ReplaceManager.__super__.constructor.call(this, custom_type, uid); - } - - ReplaceManager.prototype.type = "ReplaceManager"; - - ReplaceManager.prototype.callEventDecorator = function(events) { - var event, j, len, name, prop, ref; - if (!this.isDeleted()) { - for (j = 0, len = events.length; j < len; j++) { - event = events[j]; - ref = this.event_properties; - for (name in ref) { - prop = ref[name]; - event[name] = prop; - } - } - this.event_this.callEvent(events); - } - return void 0; - }; - - ReplaceManager.prototype.callOperationSpecificInsertEvents = function(op) { - var old_value; - if (op.next_cl.type === "Delimiter" && op.prev_cl.type !== "Delimiter") { - if (!op.is_deleted) { - old_value = op.prev_cl.val(); - this.callEventDecorator([ - { - type: "update", - changedBy: op.uid.creator, - oldValue: old_value - } - ]); - } - op.prev_cl.applyDelete(); - } else if (op.next_cl.type !== "Delimiter") { - op.applyDelete(); - } else { - this.callEventDecorator([ - { - type: "add", - changedBy: op.uid.creator - } - ]); - } - return void 0; - }; - - ReplaceManager.prototype.callOperationSpecificDeleteEvents = function(op, del_op) { - if (op.next_cl.type === "Delimiter") { - return this.callEventDecorator([ - { - type: "delete", - changedBy: del_op.uid.creator, - oldValue: op.val() - } - ]); - } - }; - - ReplaceManager.prototype.replace = function(content, replaceable_uid) { - var o, relp; - o = this.getLastOperation(); - relp = (new ops.Insert(null, content, null, this, replaceable_uid, o, o.next_cl)).execute(); - return void 0; - }; - - ReplaceManager.prototype.isContentDeleted = function() { - return this.getLastOperation().isDeleted(); - }; - - ReplaceManager.prototype.deleteContent = function() { - var last_op; - last_op = this.getLastOperation(); - if ((!last_op.isDeleted()) && last_op.type !== "Delimiter") { - (new ops.Delete(null, void 0, this.getLastOperation().uid)).execute(); - } - return void 0; - }; - - ReplaceManager.prototype.val = function() { - var o; - o = this.getLastOperation(); - return typeof o.val === "function" ? o.val() : void 0; - }; - - return ReplaceManager; - - })(ops.ListManager); - return basic_ops; -}; diff --git a/build/node/y-object.js b/build/node/y-object.js deleted file mode 100644 index 1c5de53d..00000000 --- a/build/node/y-object.js +++ /dev/null @@ -1,90 +0,0 @@ -var bindToChildren; - -bindToChildren = function(that) { - var attr, i, j, ref; - for (i = j = 0, ref = that.children.length; 0 <= ref ? j < ref : j > ref; i = 0 <= ref ? ++j : --j) { - attr = that.children.item(i); - if (attr.name != null) { - attr.val = that.val.val(attr.name); - } - } - return that.val.observe(function(events) { - var event, k, len, newVal, results; - results = []; - for (k = 0, len = events.length; k < len; k++) { - event = events[k]; - if (event.name != null) { - results.push((function() { - var l, ref1, results1; - results1 = []; - for (i = l = 0, ref1 = that.children.length; 0 <= ref1 ? l < ref1 : l > ref1; i = 0 <= ref1 ? ++l : --l) { - attr = that.children.item(i); - if ((attr.name != null) && attr.name === event.name) { - newVal = that.val.val(attr.name); - if (attr.val !== newVal) { - results1.push(attr.val = newVal); - } else { - results1.push(void 0); - } - } else { - results1.push(void 0); - } - } - return results1; - })()); - } else { - results.push(void 0); - } - } - return results; - }); -}; - -Polymer("y-object", { - ready: function() { - if (this.connector != null) { - this.val = new Y(this.connector); - return bindToChildren(this); - } else if (this.val != null) { - return bindToChildren(this); - } - }, - valChanged: function() { - if ((this.val != null) && this.val._name === "Object") { - return bindToChildren(this); - } - }, - connectorChanged: function() { - if (this.val == null) { - this.val = new Y(this.connector); - return bindToChildren(this); - } - } -}); - -Polymer("y-property", { - ready: function() { - if ((this.val != null) && (this.name != null)) { - if (this.val.constructor === Object) { - this.val = this.parentElement.val(this.name, new Y.Object(this.val)).val(this.name); - } else if (typeof this.val === "string") { - this.parentElement.val(this.name, this.val); - } - if (this.val._name === "Object") { - return bindToChildren(this); - } - } - }, - valChanged: function() { - var ref; - if ((this.val != null) && (this.name != null)) { - if (this.val.constructor === Object) { - return this.val = this.parentElement.val.val(this.name, new Y.Object(this.val)).val(this.name); - } else if (this.val._name === "Object") { - return bindToChildren(this); - } else if ((((ref = this.parentElement.val) != null ? ref.val : void 0) != null) && this.val !== this.parentElement.val.val(this.name)) { - return this.parentElement.val.val(this.name, this.val); - } - } - } -}); diff --git a/build/node/y.js b/build/node/y.js deleted file mode 100644 index 76ec83dc..00000000 --- a/build/node/y.js +++ /dev/null @@ -1,45 +0,0 @@ -var Engine, HistoryBuffer, adaptConnector, createY, structured_ops_uninitialized; - -structured_ops_uninitialized = require("./Operations/Structured"); - -HistoryBuffer = require("./HistoryBuffer"); - -Engine = require("./Engine"); - -adaptConnector = require("./ConnectorAdapter"); - -createY = function(connector) { - var HB, ct, engine, model, ops, ops_manager, user_id; - if (connector.user_id != null) { - user_id = connector.user_id; - } else { - user_id = "_temp"; - connector.when_received_state_vector_listeners = [ - function(state_vector) { - return HB.setUserId(this.user_id, state_vector); - } - ]; - } - HB = new HistoryBuffer(user_id); - ops_manager = structured_ops_uninitialized(HB, this.constructor); - ops = ops_manager.operations; - engine = new Engine(HB, ops); - adaptConnector(connector, engine, HB, ops_manager.execution_listener); - ops.Operation.prototype.HB = HB; - ops.Operation.prototype.operations = ops; - ops.Operation.prototype.engine = engine; - ops.Operation.prototype.connector = connector; - ops.Operation.prototype.custom_types = this.constructor; - ct = new createY.Object(); - model = new ops.MapManager(ct, HB.getReservedUniqueIdentifier()).execute(); - ct._setModel(model); - return ct; -}; - -module.exports = createY; - -if (typeof window !== "undefined" && window !== null) { - window.Y = createY; -} - -createY.Object = require("./ObjectType"); diff --git a/build/test/index.html b/build/test/index.html deleted file mode 100644 index 5dcd77af..00000000 --- a/build/test/index.html +++ /dev/null @@ -1,27 +0,0 @@ - - - - Test Yjs! - - - -
- - - - - - - - - diff --git a/build/test/list-test.js b/build/test/list-test.js deleted file mode 100644 index f68b4f7a..00000000 --- a/build/test/list-test.js +++ /dev/null @@ -1,22440 +0,0 @@ -(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o - * MIT Licensed - */ - -var used = [] - , exports = module.exports = {}; - -/*! - * Chai version - */ - -exports.version = '3.0.0'; - -/*! - * Assertion Error - */ - -exports.AssertionError = require('assertion-error'); - -/*! - * Utils for plugins (not exported) - */ - -var util = require('./chai/utils'); - -/** - * # .use(function) - * - * Provides a way to extend the internals of Chai - * - * @param {Function} - * @returns {this} for chaining - * @api public - */ - -exports.use = function (fn) { - if (!~used.indexOf(fn)) { - fn(this, util); - used.push(fn); - } - - return this; -}; - -/*! - * Utility Functions - */ - -exports.util = util; - -/*! - * Configuration - */ - -var config = require('./chai/config'); -exports.config = config; - -/*! - * Primary `Assertion` prototype - */ - -var assertion = require('./chai/assertion'); -exports.use(assertion); - -/*! - * Core Assertions - */ - -var core = require('./chai/core/assertions'); -exports.use(core); - -/*! - * Expect interface - */ - -var expect = require('./chai/interface/expect'); -exports.use(expect); - -/*! - * Should interface - */ - -var should = require('./chai/interface/should'); -exports.use(should); - -/*! - * Assert interface - */ - -var assert = require('./chai/interface/assert'); -exports.use(assert); - -},{"./chai/assertion":4,"./chai/config":5,"./chai/core/assertions":6,"./chai/interface/assert":7,"./chai/interface/expect":8,"./chai/interface/should":9,"./chai/utils":22,"assertion-error":30}],4:[function(require,module,exports){ -/*! - * chai - * http://chaijs.com - * Copyright(c) 2011-2014 Jake Luer - * MIT Licensed - */ - -var config = require('./config'); - -module.exports = function (_chai, util) { - /*! - * Module dependencies. - */ - - var AssertionError = _chai.AssertionError - , flag = util.flag; - - /*! - * Module export. - */ - - _chai.Assertion = Assertion; - - /*! - * Assertion Constructor - * - * Creates object for chaining. - * - * @api private - */ - - function Assertion (obj, msg, stack) { - flag(this, 'ssfi', stack || arguments.callee); - flag(this, 'object', obj); - flag(this, 'message', msg); - } - - Object.defineProperty(Assertion, 'includeStack', { - get: function() { - console.warn('Assertion.includeStack is deprecated, use chai.config.includeStack instead.'); - return config.includeStack; - }, - set: function(value) { - console.warn('Assertion.includeStack is deprecated, use chai.config.includeStack instead.'); - config.includeStack = value; - } - }); - - Object.defineProperty(Assertion, 'showDiff', { - get: function() { - console.warn('Assertion.showDiff is deprecated, use chai.config.showDiff instead.'); - return config.showDiff; - }, - set: function(value) { - console.warn('Assertion.showDiff is deprecated, use chai.config.showDiff instead.'); - config.showDiff = value; - } - }); - - Assertion.addProperty = function (name, fn) { - util.addProperty(this.prototype, name, fn); - }; - - Assertion.addMethod = function (name, fn) { - util.addMethod(this.prototype, name, fn); - }; - - Assertion.addChainableMethod = function (name, fn, chainingBehavior) { - util.addChainableMethod(this.prototype, name, fn, chainingBehavior); - }; - - Assertion.overwriteProperty = function (name, fn) { - util.overwriteProperty(this.prototype, name, fn); - }; - - Assertion.overwriteMethod = function (name, fn) { - util.overwriteMethod(this.prototype, name, fn); - }; - - Assertion.overwriteChainableMethod = function (name, fn, chainingBehavior) { - util.overwriteChainableMethod(this.prototype, name, fn, chainingBehavior); - }; - - /** - * ### .assert(expression, message, negateMessage, expected, actual, showDiff) - * - * Executes an expression and check expectations. Throws AssertionError for reporting if test doesn't pass. - * - * @name assert - * @param {Philosophical} expression to be tested - * @param {String or Function} message or function that returns message to display if expression fails - * @param {String or Function} negatedMessage or function that returns negatedMessage to display if negated expression fails - * @param {Mixed} expected value (remember to check for negation) - * @param {Mixed} actual (optional) will default to `this.obj` - * @param {Boolean} showDiff (optional) when set to `true`, assert will display a diff in addition to the message if expression fails - * @api private - */ - - Assertion.prototype.assert = function (expr, msg, negateMsg, expected, _actual, showDiff) { - var ok = util.test(this, arguments); - if (true !== showDiff) showDiff = false; - if (true !== config.showDiff) showDiff = false; - - if (!ok) { - var msg = util.getMessage(this, arguments) - , actual = util.getActual(this, arguments); - throw new AssertionError(msg, { - actual: actual - , expected: expected - , showDiff: showDiff - }, (config.includeStack) ? this.assert : flag(this, 'ssfi')); - } - }; - - /*! - * ### ._obj - * - * Quick reference to stored `actual` value for plugin developers. - * - * @api private - */ - - Object.defineProperty(Assertion.prototype, '_obj', - { get: function () { - return flag(this, 'object'); - } - , set: function (val) { - flag(this, 'object', val); - } - }); -}; - -},{"./config":5}],5:[function(require,module,exports){ -module.exports = { - - /** - * ### config.includeStack - * - * User configurable property, influences whether stack trace - * is included in Assertion error message. Default of false - * suppresses stack trace in the error message. - * - * chai.config.includeStack = true; // enable stack on error - * - * @param {Boolean} - * @api public - */ - - includeStack: false, - - /** - * ### config.showDiff - * - * User configurable property, influences whether or not - * the `showDiff` flag should be included in the thrown - * AssertionErrors. `false` will always be `false`; `true` - * will be true when the assertion has requested a diff - * be shown. - * - * @param {Boolean} - * @api public - */ - - showDiff: true, - - /** - * ### config.truncateThreshold - * - * User configurable property, sets length threshold for actual and - * expected values in assertion errors. If this threshold is exceeded, for - * example for large data structures, the value is replaced with something - * like `[ Array(3) ]` or `{ Object (prop1, prop2) }`. - * - * Set it to zero if you want to disable truncating altogether. - * - * This is especially userful when doing assertions on arrays: having this - * set to a reasonable large value makes the failure messages readily - * inspectable. - * - * chai.config.truncateThreshold = 0; // disable truncating - * - * @param {Number} - * @api public - */ - - truncateThreshold: 40 - -}; - -},{}],6:[function(require,module,exports){ -/*! - * chai - * http://chaijs.com - * Copyright(c) 2011-2014 Jake Luer - * MIT Licensed - */ - -module.exports = function (chai, _) { - var Assertion = chai.Assertion - , toString = Object.prototype.toString - , flag = _.flag; - - /** - * ### Language Chains - * - * The following are provided as chainable getters to - * improve the readability of your assertions. They - * do not provide testing capabilities unless they - * have been overwritten by a plugin. - * - * **Chains** - * - * - to - * - be - * - been - * - is - * - that - * - which - * - and - * - has - * - have - * - with - * - at - * - of - * - same - * - * @name language chains - * @api public - */ - - [ 'to', 'be', 'been' - , 'is', 'and', 'has', 'have' - , 'with', 'that', 'which', 'at' - , 'of', 'same' ].forEach(function (chain) { - Assertion.addProperty(chain, function () { - return this; - }); - }); - - /** - * ### .not - * - * Negates any of assertions following in the chain. - * - * expect(foo).to.not.equal('bar'); - * expect(goodFn).to.not.throw(Error); - * expect({ foo: 'baz' }).to.have.property('foo') - * .and.not.equal('bar'); - * - * @name not - * @api public - */ - - Assertion.addProperty('not', function () { - flag(this, 'negate', true); - }); - - /** - * ### .deep - * - * Sets the `deep` flag, later used by the `equal` and - * `property` assertions. - * - * expect(foo).to.deep.equal({ bar: 'baz' }); - * expect({ foo: { bar: { baz: 'quux' } } }) - * .to.have.deep.property('foo.bar.baz', 'quux'); - * - * `.deep.property` special characters can be escaped - * by adding two slashes before the `.` or `[]`. - * - * var deepCss = { '.link': { '[target]': 42 }}; - * expect(deepCss).to.have.deep.property('\\.link.\\[target\\]', 42); - * - * @name deep - * @api public - */ - - Assertion.addProperty('deep', function () { - flag(this, 'deep', true); - }); - - /** - * ### .any - * - * Sets the `any` flag, (opposite of the `all` flag) - * later used in the `keys` assertion. - * - * expect(foo).to.have.any.keys('bar', 'baz'); - * - * @name any - * @api public - */ - - Assertion.addProperty('any', function () { - flag(this, 'any', true); - flag(this, 'all', false) - }); - - - /** - * ### .all - * - * Sets the `all` flag (opposite of the `any` flag) - * later used by the `keys` assertion. - * - * expect(foo).to.have.all.keys('bar', 'baz'); - * - * @name all - * @api public - */ - - Assertion.addProperty('all', function () { - flag(this, 'all', true); - flag(this, 'any', false); - }); - - /** - * ### .a(type) - * - * The `a` and `an` assertions are aliases that can be - * used either as language chains or to assert a value's - * type. - * - * // typeof - * expect('test').to.be.a('string'); - * expect({ foo: 'bar' }).to.be.an('object'); - * expect(null).to.be.a('null'); - * expect(undefined).to.be.an('undefined'); - * expect(new Promise).to.be.a('promise'); - * expect(new Float32Array()).to.be.a('float32array'); - * expect(Symbol()).to.be.a('symbol'); - * - * // es6 overrides - * expect({[Symbol.toStringTag]:()=>'foo'}).to.be.a('foo'); - * - * // language chain - * expect(foo).to.be.an.instanceof(Foo); - * - * @name a - * @alias an - * @param {String} type - * @param {String} message _optional_ - * @api public - */ - - function an (type, msg) { - if (msg) flag(this, 'message', msg); - type = type.toLowerCase(); - var obj = flag(this, 'object') - , article = ~[ 'a', 'e', 'i', 'o', 'u' ].indexOf(type.charAt(0)) ? 'an ' : 'a '; - - this.assert( - type === _.type(obj) - , 'expected #{this} to be ' + article + type - , 'expected #{this} not to be ' + article + type - ); - } - - Assertion.addChainableMethod('an', an); - Assertion.addChainableMethod('a', an); - - /** - * ### .include(value) - * - * The `include` and `contain` assertions can be used as either property - * based language chains or as methods to assert the inclusion of an object - * in an array or a substring in a string. When used as language chains, - * they toggle the `contains` flag for the `keys` assertion. - * - * expect([1,2,3]).to.include(2); - * expect('foobar').to.contain('foo'); - * expect({ foo: 'bar', hello: 'universe' }).to.include.keys('foo'); - * - * @name include - * @alias contain - * @alias includes - * @alias contains - * @param {Object|String|Number} obj - * @param {String} message _optional_ - * @api public - */ - - function includeChainingBehavior () { - flag(this, 'contains', true); - } - - function include (val, msg) { - if (msg) flag(this, 'message', msg); - var obj = flag(this, 'object'); - var expected = false; - if (_.type(obj) === 'array' && _.type(val) === 'object') { - for (var i in obj) { - if (_.eql(obj[i], val)) { - expected = true; - break; - } - } - } else if (_.type(val) === 'object') { - if (!flag(this, 'negate')) { - for (var k in val) new Assertion(obj).property(k, val[k]); - return; - } - var subset = {}; - for (var k in val) subset[k] = obj[k]; - expected = _.eql(subset, val); - } else { - expected = obj && ~obj.indexOf(val); - } - this.assert( - expected - , 'expected #{this} to include ' + _.inspect(val) - , 'expected #{this} to not include ' + _.inspect(val)); - } - - Assertion.addChainableMethod('include', include, includeChainingBehavior); - Assertion.addChainableMethod('contain', include, includeChainingBehavior); - Assertion.addChainableMethod('contains', include, includeChainingBehavior); - Assertion.addChainableMethod('includes', include, includeChainingBehavior); - - /** - * ### .ok - * - * Asserts that the target is truthy. - * - * expect('everthing').to.be.ok; - * expect(1).to.be.ok; - * expect(false).to.not.be.ok; - * expect(undefined).to.not.be.ok; - * expect(null).to.not.be.ok; - * - * @name ok - * @api public - */ - - Assertion.addProperty('ok', function () { - this.assert( - flag(this, 'object') - , 'expected #{this} to be truthy' - , 'expected #{this} to be falsy'); - }); - - /** - * ### .true - * - * Asserts that the target is `true`. - * - * expect(true).to.be.true; - * expect(1).to.not.be.true; - * - * @name true - * @api public - */ - - Assertion.addProperty('true', function () { - this.assert( - true === flag(this, 'object') - , 'expected #{this} to be true' - , 'expected #{this} to be false' - , this.negate ? false : true - ); - }); - - /** - * ### .false - * - * Asserts that the target is `false`. - * - * expect(false).to.be.false; - * expect(0).to.not.be.false; - * - * @name false - * @api public - */ - - Assertion.addProperty('false', function () { - this.assert( - false === flag(this, 'object') - , 'expected #{this} to be false' - , 'expected #{this} to be true' - , this.negate ? true : false - ); - }); - - /** - * ### .null - * - * Asserts that the target is `null`. - * - * expect(null).to.be.null; - * expect(undefined).to.not.be.null; - * - * @name null - * @api public - */ - - Assertion.addProperty('null', function () { - this.assert( - null === flag(this, 'object') - , 'expected #{this} to be null' - , 'expected #{this} not to be null' - ); - }); - - /** - * ### .undefined - * - * Asserts that the target is `undefined`. - * - * expect(undefined).to.be.undefined; - * expect(null).to.not.be.undefined; - * - * @name undefined - * @api public - */ - - Assertion.addProperty('undefined', function () { - this.assert( - undefined === flag(this, 'object') - , 'expected #{this} to be undefined' - , 'expected #{this} not to be undefined' - ); - }); - - /** - * ### .exist - * - * Asserts that the target is neither `null` nor `undefined`. - * - * var foo = 'hi' - * , bar = null - * , baz; - * - * expect(foo).to.exist; - * expect(bar).to.not.exist; - * expect(baz).to.not.exist; - * - * @name exist - * @api public - */ - - Assertion.addProperty('exist', function () { - this.assert( - null != flag(this, 'object') - , 'expected #{this} to exist' - , 'expected #{this} to not exist' - ); - }); - - - /** - * ### .empty - * - * Asserts that the target's length is `0`. For arrays and strings, it checks - * the `length` property. For objects, it gets the count of - * enumerable keys. - * - * expect([]).to.be.empty; - * expect('').to.be.empty; - * expect({}).to.be.empty; - * - * @name empty - * @api public - */ - - Assertion.addProperty('empty', function () { - var obj = flag(this, 'object') - , expected = obj; - - if (Array.isArray(obj) || 'string' === typeof object) { - expected = obj.length; - } else if (typeof obj === 'object') { - expected = Object.keys(obj).length; - } - - this.assert( - !expected - , 'expected #{this} to be empty' - , 'expected #{this} not to be empty' - ); - }); - - /** - * ### .arguments - * - * Asserts that the target is an arguments object. - * - * function test () { - * expect(arguments).to.be.arguments; - * } - * - * @name arguments - * @alias Arguments - * @api public - */ - - function checkArguments () { - var obj = flag(this, 'object') - , type = Object.prototype.toString.call(obj); - this.assert( - '[object Arguments]' === type - , 'expected #{this} to be arguments but got ' + type - , 'expected #{this} to not be arguments' - ); - } - - Assertion.addProperty('arguments', checkArguments); - Assertion.addProperty('Arguments', checkArguments); - - /** - * ### .equal(value) - * - * Asserts that the target is strictly equal (`===`) to `value`. - * Alternately, if the `deep` flag is set, asserts that - * the target is deeply equal to `value`. - * - * expect('hello').to.equal('hello'); - * expect(42).to.equal(42); - * expect(1).to.not.equal(true); - * expect({ foo: 'bar' }).to.not.equal({ foo: 'bar' }); - * expect({ foo: 'bar' }).to.deep.equal({ foo: 'bar' }); - * - * @name equal - * @alias equals - * @alias eq - * @alias deep.equal - * @param {Mixed} value - * @param {String} message _optional_ - * @api public - */ - - function assertEqual (val, msg) { - if (msg) flag(this, 'message', msg); - var obj = flag(this, 'object'); - if (flag(this, 'deep')) { - return this.eql(val); - } else { - this.assert( - val === obj - , 'expected #{this} to equal #{exp}' - , 'expected #{this} to not equal #{exp}' - , val - , this._obj - , true - ); - } - } - - Assertion.addMethod('equal', assertEqual); - Assertion.addMethod('equals', assertEqual); - Assertion.addMethod('eq', assertEqual); - - /** - * ### .eql(value) - * - * Asserts that the target is deeply equal to `value`. - * - * expect({ foo: 'bar' }).to.eql({ foo: 'bar' }); - * expect([ 1, 2, 3 ]).to.eql([ 1, 2, 3 ]); - * - * @name eql - * @alias eqls - * @param {Mixed} value - * @param {String} message _optional_ - * @api public - */ - - function assertEql(obj, msg) { - if (msg) flag(this, 'message', msg); - this.assert( - _.eql(obj, flag(this, 'object')) - , 'expected #{this} to deeply equal #{exp}' - , 'expected #{this} to not deeply equal #{exp}' - , obj - , this._obj - , true - ); - } - - Assertion.addMethod('eql', assertEql); - Assertion.addMethod('eqls', assertEql); - - /** - * ### .above(value) - * - * Asserts that the target is greater than `value`. - * - * expect(10).to.be.above(5); - * - * Can also be used in conjunction with `length` to - * assert a minimum length. The benefit being a - * more informative error message than if the length - * was supplied directly. - * - * expect('foo').to.have.length.above(2); - * expect([ 1, 2, 3 ]).to.have.length.above(2); - * - * @name above - * @alias gt - * @alias greaterThan - * @param {Number} value - * @param {String} message _optional_ - * @api public - */ - - function assertAbove (n, msg) { - if (msg) flag(this, 'message', msg); - var obj = flag(this, 'object'); - if (flag(this, 'doLength')) { - new Assertion(obj, msg).to.have.property('length'); - var len = obj.length; - this.assert( - len > n - , 'expected #{this} to have a length above #{exp} but got #{act}' - , 'expected #{this} to not have a length above #{exp}' - , n - , len - ); - } else { - this.assert( - obj > n - , 'expected #{this} to be above ' + n - , 'expected #{this} to be at most ' + n - ); - } - } - - Assertion.addMethod('above', assertAbove); - Assertion.addMethod('gt', assertAbove); - Assertion.addMethod('greaterThan', assertAbove); - - /** - * ### .least(value) - * - * Asserts that the target is greater than or equal to `value`. - * - * expect(10).to.be.at.least(10); - * - * Can also be used in conjunction with `length` to - * assert a minimum length. The benefit being a - * more informative error message than if the length - * was supplied directly. - * - * expect('foo').to.have.length.of.at.least(2); - * expect([ 1, 2, 3 ]).to.have.length.of.at.least(3); - * - * @name least - * @alias gte - * @param {Number} value - * @param {String} message _optional_ - * @api public - */ - - function assertLeast (n, msg) { - if (msg) flag(this, 'message', msg); - var obj = flag(this, 'object'); - if (flag(this, 'doLength')) { - new Assertion(obj, msg).to.have.property('length'); - var len = obj.length; - this.assert( - len >= n - , 'expected #{this} to have a length at least #{exp} but got #{act}' - , 'expected #{this} to have a length below #{exp}' - , n - , len - ); - } else { - this.assert( - obj >= n - , 'expected #{this} to be at least ' + n - , 'expected #{this} to be below ' + n - ); - } - } - - Assertion.addMethod('least', assertLeast); - Assertion.addMethod('gte', assertLeast); - - /** - * ### .below(value) - * - * Asserts that the target is less than `value`. - * - * expect(5).to.be.below(10); - * - * Can also be used in conjunction with `length` to - * assert a maximum length. The benefit being a - * more informative error message than if the length - * was supplied directly. - * - * expect('foo').to.have.length.below(4); - * expect([ 1, 2, 3 ]).to.have.length.below(4); - * - * @name below - * @alias lt - * @alias lessThan - * @param {Number} value - * @param {String} message _optional_ - * @api public - */ - - function assertBelow (n, msg) { - if (msg) flag(this, 'message', msg); - var obj = flag(this, 'object'); - if (flag(this, 'doLength')) { - new Assertion(obj, msg).to.have.property('length'); - var len = obj.length; - this.assert( - len < n - , 'expected #{this} to have a length below #{exp} but got #{act}' - , 'expected #{this} to not have a length below #{exp}' - , n - , len - ); - } else { - this.assert( - obj < n - , 'expected #{this} to be below ' + n - , 'expected #{this} to be at least ' + n - ); - } - } - - Assertion.addMethod('below', assertBelow); - Assertion.addMethod('lt', assertBelow); - Assertion.addMethod('lessThan', assertBelow); - - /** - * ### .most(value) - * - * Asserts that the target is less than or equal to `value`. - * - * expect(5).to.be.at.most(5); - * - * Can also be used in conjunction with `length` to - * assert a maximum length. The benefit being a - * more informative error message than if the length - * was supplied directly. - * - * expect('foo').to.have.length.of.at.most(4); - * expect([ 1, 2, 3 ]).to.have.length.of.at.most(3); - * - * @name most - * @alias lte - * @param {Number} value - * @param {String} message _optional_ - * @api public - */ - - function assertMost (n, msg) { - if (msg) flag(this, 'message', msg); - var obj = flag(this, 'object'); - if (flag(this, 'doLength')) { - new Assertion(obj, msg).to.have.property('length'); - var len = obj.length; - this.assert( - len <= n - , 'expected #{this} to have a length at most #{exp} but got #{act}' - , 'expected #{this} to have a length above #{exp}' - , n - , len - ); - } else { - this.assert( - obj <= n - , 'expected #{this} to be at most ' + n - , 'expected #{this} to be above ' + n - ); - } - } - - Assertion.addMethod('most', assertMost); - Assertion.addMethod('lte', assertMost); - - /** - * ### .within(start, finish) - * - * Asserts that the target is within a range. - * - * expect(7).to.be.within(5,10); - * - * Can also be used in conjunction with `length` to - * assert a length range. The benefit being a - * more informative error message than if the length - * was supplied directly. - * - * expect('foo').to.have.length.within(2,4); - * expect([ 1, 2, 3 ]).to.have.length.within(2,4); - * - * @name within - * @param {Number} start lowerbound inclusive - * @param {Number} finish upperbound inclusive - * @param {String} message _optional_ - * @api public - */ - - Assertion.addMethod('within', function (start, finish, msg) { - if (msg) flag(this, 'message', msg); - var obj = flag(this, 'object') - , range = start + '..' + finish; - if (flag(this, 'doLength')) { - new Assertion(obj, msg).to.have.property('length'); - var len = obj.length; - this.assert( - len >= start && len <= finish - , 'expected #{this} to have a length within ' + range - , 'expected #{this} to not have a length within ' + range - ); - } else { - this.assert( - obj >= start && obj <= finish - , 'expected #{this} to be within ' + range - , 'expected #{this} to not be within ' + range - ); - } - }); - - /** - * ### .instanceof(constructor) - * - * Asserts that the target is an instance of `constructor`. - * - * var Tea = function (name) { this.name = name; } - * , Chai = new Tea('chai'); - * - * expect(Chai).to.be.an.instanceof(Tea); - * expect([ 1, 2, 3 ]).to.be.instanceof(Array); - * - * @name instanceof - * @param {Constructor} constructor - * @param {String} message _optional_ - * @alias instanceOf - * @api public - */ - - function assertInstanceOf (constructor, msg) { - if (msg) flag(this, 'message', msg); - var name = _.getName(constructor); - this.assert( - flag(this, 'object') instanceof constructor - , 'expected #{this} to be an instance of ' + name - , 'expected #{this} to not be an instance of ' + name - ); - }; - - Assertion.addMethod('instanceof', assertInstanceOf); - Assertion.addMethod('instanceOf', assertInstanceOf); - - /** - * ### .property(name, [value]) - * - * Asserts that the target has a property `name`, optionally asserting that - * the value of that property is strictly equal to `value`. - * If the `deep` flag is set, you can use dot- and bracket-notation for deep - * references into objects and arrays. - * - * // simple referencing - * var obj = { foo: 'bar' }; - * expect(obj).to.have.property('foo'); - * expect(obj).to.have.property('foo', 'bar'); - * - * // deep referencing - * var deepObj = { - * green: { tea: 'matcha' } - * , teas: [ 'chai', 'matcha', { tea: 'konacha' } ] - * }; - * - * expect(deepObj).to.have.deep.property('green.tea', 'matcha'); - * expect(deepObj).to.have.deep.property('teas[1]', 'matcha'); - * expect(deepObj).to.have.deep.property('teas[2].tea', 'konacha'); - * - * You can also use an array as the starting point of a `deep.property` - * assertion, or traverse nested arrays. - * - * var arr = [ - * [ 'chai', 'matcha', 'konacha' ] - * , [ { tea: 'chai' } - * , { tea: 'matcha' } - * , { tea: 'konacha' } ] - * ]; - * - * expect(arr).to.have.deep.property('[0][1]', 'matcha'); - * expect(arr).to.have.deep.property('[1][2].tea', 'konacha'); - * - * Furthermore, `property` changes the subject of the assertion - * to be the value of that property from the original object. This - * permits for further chainable assertions on that property. - * - * expect(obj).to.have.property('foo') - * .that.is.a('string'); - * expect(deepObj).to.have.property('green') - * .that.is.an('object') - * .that.deep.equals({ tea: 'matcha' }); - * expect(deepObj).to.have.property('teas') - * .that.is.an('array') - * .with.deep.property('[2]') - * .that.deep.equals({ tea: 'konacha' }); - * - * Note that dots and bracket in `name` must be backslash-escaped when - * the `deep` flag is set, while they must NOT be escaped when the `deep` - * flag is not set. - * - * // simple referencing - * var css = { '.link[target]': 42 }; - * expect(css).to.have.property('.link[target]', 42); - * - * // deep referencing - * var deepCss = { '.link': { '[target]': 42 }}; - * expect(deepCss).to.have.deep.property('\\.link.\\[target\\]', 42); - * - * @name property - * @alias deep.property - * @param {String} name - * @param {Mixed} value (optional) - * @param {String} message _optional_ - * @returns value of property for chaining - * @api public - */ - - Assertion.addMethod('property', function (name, val, msg) { - if (msg) flag(this, 'message', msg); - - var isDeep = !!flag(this, 'deep') - , descriptor = isDeep ? 'deep property ' : 'property ' - , negate = flag(this, 'negate') - , obj = flag(this, 'object') - , pathInfo = isDeep ? _.getPathInfo(name, obj) : null - , hasProperty = isDeep - ? pathInfo.exists - : _.hasProperty(name, obj) - , value = isDeep - ? pathInfo.value - : obj[name]; - - if (negate && arguments.length > 1) { - if (undefined === value) { - msg = (msg != null) ? msg + ': ' : ''; - throw new Error(msg + _.inspect(obj) + ' has no ' + descriptor + _.inspect(name)); - } - } else { - this.assert( - hasProperty - , 'expected #{this} to have a ' + descriptor + _.inspect(name) - , 'expected #{this} to not have ' + descriptor + _.inspect(name)); - } - - if (arguments.length > 1) { - this.assert( - val === value - , 'expected #{this} to have a ' + descriptor + _.inspect(name) + ' of #{exp}, but got #{act}' - , 'expected #{this} to not have a ' + descriptor + _.inspect(name) + ' of #{act}' - , val - , value - ); - } - - flag(this, 'object', value); - }); - - - /** - * ### .ownProperty(name) - * - * Asserts that the target has an own property `name`. - * - * expect('test').to.have.ownProperty('length'); - * - * @name ownProperty - * @alias haveOwnProperty - * @param {String} name - * @param {String} message _optional_ - * @api public - */ - - function assertOwnProperty (name, msg) { - if (msg) flag(this, 'message', msg); - var obj = flag(this, 'object'); - this.assert( - obj.hasOwnProperty(name) - , 'expected #{this} to have own property ' + _.inspect(name) - , 'expected #{this} to not have own property ' + _.inspect(name) - ); - } - - Assertion.addMethod('ownProperty', assertOwnProperty); - Assertion.addMethod('haveOwnProperty', assertOwnProperty); - - /** - * ### .ownPropertyDescriptor(name[, descriptor[, message]]) - * - * Asserts that the target has an own property descriptor `name`, that optionally matches `descriptor`. - * - * expect('test').to.have.ownPropertyDescriptor('length'); - * expect('test').to.have.ownPropertyDescriptor('length', { enumerable: false, configurable: false, writable: false, value: 4 }); - * expect('test').not.to.have.ownPropertyDescriptor('length', { enumerable: false, configurable: false, writable: false, value: 3 }); - * expect('test').ownPropertyDescriptor('length').to.have.property('enumerable', false); - * expect('test').ownPropertyDescriptor('length').to.have.keys('value'); - * - * @name ownPropertyDescriptor - * @alias haveOwnPropertyDescriptor - * @param {String} name - * @param {Object} descriptor _optional_ - * @param {String} message _optional_ - * @api public - */ - - function assertOwnPropertyDescriptor (name, descriptor, msg) { - if (typeof descriptor === 'string') { - msg = descriptor; - descriptor = null; - } - if (msg) flag(this, 'message', msg); - var obj = flag(this, 'object'); - var actualDescriptor = Object.getOwnPropertyDescriptor(Object(obj), name); - if (actualDescriptor && descriptor) { - this.assert( - _.eql(descriptor, actualDescriptor) - , 'expected the own property descriptor for ' + _.inspect(name) + ' on #{this} to match ' + _.inspect(descriptor) + ', got ' + _.inspect(actualDescriptor) - , 'expected the own property descriptor for ' + _.inspect(name) + ' on #{this} to not match ' + _.inspect(descriptor) - , descriptor - , actualDescriptor - , true - ); - } else { - this.assert( - actualDescriptor - , 'expected #{this} to have an own property descriptor for ' + _.inspect(name) - , 'expected #{this} to not have an own property descriptor for ' + _.inspect(name) - ); - } - flag(this, 'object', actualDescriptor); - } - - Assertion.addMethod('ownPropertyDescriptor', assertOwnPropertyDescriptor); - Assertion.addMethod('haveOwnPropertyDescriptor', assertOwnPropertyDescriptor); - - /** - * ### .length - * - * Sets the `doLength` flag later used as a chain precursor to a value - * comparison for the `length` property. - * - * expect('foo').to.have.length.above(2); - * expect([ 1, 2, 3 ]).to.have.length.above(2); - * expect('foo').to.have.length.below(4); - * expect([ 1, 2, 3 ]).to.have.length.below(4); - * expect('foo').to.have.length.within(2,4); - * expect([ 1, 2, 3 ]).to.have.length.within(2,4); - * - * *Deprecation notice:* Using `length` as an assertion will be deprecated - * in version 2.4.0 and removed in 3.0.0. Code using the old style of - * asserting for `length` property value using `length(value)` should be - * switched to use `lengthOf(value)` instead. - * - * @name length - * @api public - */ - - /** - * ### .lengthOf(value[, message]) - * - * Asserts that the target's `length` property has - * the expected value. - * - * expect([ 1, 2, 3]).to.have.lengthOf(3); - * expect('foobar').to.have.lengthOf(6); - * - * @name lengthOf - * @param {Number} length - * @param {String} message _optional_ - * @api public - */ - - function assertLengthChain () { - flag(this, 'doLength', true); - } - - function assertLength (n, msg) { - if (msg) flag(this, 'message', msg); - var obj = flag(this, 'object'); - new Assertion(obj, msg).to.have.property('length'); - var len = obj.length; - - this.assert( - len == n - , 'expected #{this} to have a length of #{exp} but got #{act}' - , 'expected #{this} to not have a length of #{act}' - , n - , len - ); - } - - Assertion.addChainableMethod('length', assertLength, assertLengthChain); - Assertion.addMethod('lengthOf', assertLength); - - /** - * ### .match(regexp) - * - * Asserts that the target matches a regular expression. - * - * expect('foobar').to.match(/^foo/); - * - * @name match - * @alias matches - * @param {RegExp} RegularExpression - * @param {String} message _optional_ - * @api public - */ - function assertMatch(re, msg) { - if (msg) flag(this, 'message', msg); - var obj = flag(this, 'object'); - this.assert( - re.exec(obj) - , 'expected #{this} to match ' + re - , 'expected #{this} not to match ' + re - ); - } - - Assertion.addMethod('match', assertMatch); - Assertion.addMethod('matches', assertMatch); - - /** - * ### .string(string) - * - * Asserts that the string target contains another string. - * - * expect('foobar').to.have.string('bar'); - * - * @name string - * @param {String} string - * @param {String} message _optional_ - * @api public - */ - - Assertion.addMethod('string', function (str, msg) { - if (msg) flag(this, 'message', msg); - var obj = flag(this, 'object'); - new Assertion(obj, msg).is.a('string'); - - this.assert( - ~obj.indexOf(str) - , 'expected #{this} to contain ' + _.inspect(str) - , 'expected #{this} to not contain ' + _.inspect(str) - ); - }); - - - /** - * ### .keys(key1, [key2], [...]) - * - * Asserts that the target contains any or all of the passed-in keys. - * Use in combination with `any`, `all`, `contains`, or `have` will affect - * what will pass. - * - * When used in conjunction with `any`, at least one key that is passed - * in must exist in the target object. This is regardless whether or not - * the `have` or `contain` qualifiers are used. Note, either `any` or `all` - * should be used in the assertion. If neither are used, the assertion is - * defaulted to `all`. - * - * When both `all` and `contain` are used, the target object must have at - * least all of the passed-in keys but may have more keys not listed. - * - * When both `all` and `have` are used, the target object must both contain - * all of the passed-in keys AND the number of keys in the target object must - * match the number of keys passed in (in other words, a target object must - * have all and only all of the passed-in keys). - * - * expect({ foo: 1, bar: 2 }).to.have.any.keys('foo', 'baz'); - * expect({ foo: 1, bar: 2 }).to.have.any.keys('foo'); - * expect({ foo: 1, bar: 2 }).to.contain.any.keys('bar', 'baz'); - * expect({ foo: 1, bar: 2 }).to.contain.any.keys(['foo']); - * expect({ foo: 1, bar: 2 }).to.contain.any.keys({'foo': 6}); - * expect({ foo: 1, bar: 2 }).to.have.all.keys(['bar', 'foo']); - * expect({ foo: 1, bar: 2 }).to.have.all.keys({'bar': 6, 'foo': 7}); - * expect({ foo: 1, bar: 2, baz: 3 }).to.contain.all.keys(['bar', 'foo']); - * expect({ foo: 1, bar: 2, baz: 3 }).to.contain.all.keys({'bar': 6}); - * - * - * @name keys - * @alias key - * @param {String...|Array|Object} keys - * @api public - */ - - function assertKeys (keys) { - var obj = flag(this, 'object') - , str - , ok = true - , mixedArgsMsg = 'keys must be given single argument of Array|Object|String, or multiple String arguments'; - - switch (_.type(keys)) { - case "array": - if (arguments.length > 1) throw (new Error(mixedArgsMsg)); - break; - case "object": - if (arguments.length > 1) throw (new Error(mixedArgsMsg)); - keys = Object.keys(keys); - break; - default: - keys = Array.prototype.slice.call(arguments); - } - - if (!keys.length) throw new Error('keys required'); - - var actual = Object.keys(obj) - , expected = keys - , len = keys.length - , any = flag(this, 'any') - , all = flag(this, 'all'); - - if (!any && !all) { - all = true; - } - - // Has any - if (any) { - var intersection = expected.filter(function(key) { - return ~actual.indexOf(key); - }); - ok = intersection.length > 0; - } - - // Has all - if (all) { - ok = keys.every(function(key){ - return ~actual.indexOf(key); - }); - if (!flag(this, 'negate') && !flag(this, 'contains')) { - ok = ok && keys.length == actual.length; - } - } - - // Key string - if (len > 1) { - keys = keys.map(function(key){ - return _.inspect(key); - }); - var last = keys.pop(); - if (all) { - str = keys.join(', ') + ', and ' + last; - } - if (any) { - str = keys.join(', ') + ', or ' + last; - } - } else { - str = _.inspect(keys[0]); - } - - // Form - str = (len > 1 ? 'keys ' : 'key ') + str; - - // Have / include - str = (flag(this, 'contains') ? 'contain ' : 'have ') + str; - - // Assertion - this.assert( - ok - , 'expected #{this} to ' + str - , 'expected #{this} to not ' + str - , expected.slice(0).sort() - , actual.sort() - , true - ); - } - - Assertion.addMethod('keys', assertKeys); - Assertion.addMethod('key', assertKeys); - - /** - * ### .throw(constructor) - * - * Asserts that the function target will throw a specific error, or specific type of error - * (as determined using `instanceof`), optionally with a RegExp or string inclusion test - * for the error's message. - * - * var err = new ReferenceError('This is a bad function.'); - * var fn = function () { throw err; } - * expect(fn).to.throw(ReferenceError); - * expect(fn).to.throw(Error); - * expect(fn).to.throw(/bad function/); - * expect(fn).to.not.throw('good function'); - * expect(fn).to.throw(ReferenceError, /bad function/); - * expect(fn).to.throw(err); - * expect(fn).to.not.throw(new RangeError('Out of range.')); - * - * Please note that when a throw expectation is negated, it will check each - * parameter independently, starting with error constructor type. The appropriate way - * to check for the existence of a type of error but for a message that does not match - * is to use `and`. - * - * expect(fn).to.throw(ReferenceError) - * .and.not.throw(/good function/); - * - * @name throw - * @alias throws - * @alias Throw - * @param {ErrorConstructor} constructor - * @param {String|RegExp} expected error message - * @param {String} message _optional_ - * @see https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Error#Error_types - * @returns error for chaining (null if no error) - * @api public - */ - - function assertThrows (constructor, errMsg, msg) { - if (msg) flag(this, 'message', msg); - var obj = flag(this, 'object'); - new Assertion(obj, msg).is.a('function'); - - var thrown = false - , desiredError = null - , name = null - , thrownError = null; - - if (arguments.length === 0) { - errMsg = null; - constructor = null; - } else if (constructor && (constructor instanceof RegExp || 'string' === typeof constructor)) { - errMsg = constructor; - constructor = null; - } else if (constructor && constructor instanceof Error) { - desiredError = constructor; - constructor = null; - errMsg = null; - } else if (typeof constructor === 'function') { - name = constructor.prototype.name || constructor.name; - if (name === 'Error' && constructor !== Error) { - name = (new constructor()).name; - } - } else { - constructor = null; - } - - try { - obj(); - } catch (err) { - // first, check desired error - if (desiredError) { - this.assert( - err === desiredError - , 'expected #{this} to throw #{exp} but #{act} was thrown' - , 'expected #{this} to not throw #{exp}' - , (desiredError instanceof Error ? desiredError.toString() : desiredError) - , (err instanceof Error ? err.toString() : err) - ); - - flag(this, 'object', err); - return this; - } - - // next, check constructor - if (constructor) { - this.assert( - err instanceof constructor - , 'expected #{this} to throw #{exp} but #{act} was thrown' - , 'expected #{this} to not throw #{exp} but #{act} was thrown' - , name - , (err instanceof Error ? err.toString() : err) - ); - - if (!errMsg) { - flag(this, 'object', err); - return this; - } - } - - // next, check message - var message = 'error' === _.type(err) && "message" in err - ? err.message - : '' + err; - - if ((message != null) && errMsg && errMsg instanceof RegExp) { - this.assert( - errMsg.exec(message) - , 'expected #{this} to throw error matching #{exp} but got #{act}' - , 'expected #{this} to throw error not matching #{exp}' - , errMsg - , message - ); - - flag(this, 'object', err); - return this; - } else if ((message != null) && errMsg && 'string' === typeof errMsg) { - this.assert( - ~message.indexOf(errMsg) - , 'expected #{this} to throw error including #{exp} but got #{act}' - , 'expected #{this} to throw error not including #{act}' - , errMsg - , message - ); - - flag(this, 'object', err); - return this; - } else { - thrown = true; - thrownError = err; - } - } - - var actuallyGot = '' - , expectedThrown = name !== null - ? name - : desiredError - ? '#{exp}' //_.inspect(desiredError) - : 'an error'; - - if (thrown) { - actuallyGot = ' but #{act} was thrown' - } - - this.assert( - thrown === true - , 'expected #{this} to throw ' + expectedThrown + actuallyGot - , 'expected #{this} to not throw ' + expectedThrown + actuallyGot - , (desiredError instanceof Error ? desiredError.toString() : desiredError) - , (thrownError instanceof Error ? thrownError.toString() : thrownError) - ); - - flag(this, 'object', thrownError); - }; - - Assertion.addMethod('throw', assertThrows); - Assertion.addMethod('throws', assertThrows); - Assertion.addMethod('Throw', assertThrows); - - /** - * ### .respondTo(method) - * - * Asserts that the object or class target will respond to a method. - * - * Klass.prototype.bar = function(){}; - * expect(Klass).to.respondTo('bar'); - * expect(obj).to.respondTo('bar'); - * - * To check if a constructor will respond to a static function, - * set the `itself` flag. - * - * Klass.baz = function(){}; - * expect(Klass).itself.to.respondTo('baz'); - * - * @name respondTo - * @param {String} method - * @param {String} message _optional_ - * @api public - */ - - Assertion.addMethod('respondTo', function (method, msg) { - if (msg) flag(this, 'message', msg); - var obj = flag(this, 'object') - , itself = flag(this, 'itself') - , context = ('function' === _.type(obj) && !itself) - ? obj.prototype[method] - : obj[method]; - - this.assert( - 'function' === typeof context - , 'expected #{this} to respond to ' + _.inspect(method) - , 'expected #{this} to not respond to ' + _.inspect(method) - ); - }); - - /** - * ### .itself - * - * Sets the `itself` flag, later used by the `respondTo` assertion. - * - * function Foo() {} - * Foo.bar = function() {} - * Foo.prototype.baz = function() {} - * - * expect(Foo).itself.to.respondTo('bar'); - * expect(Foo).itself.not.to.respondTo('baz'); - * - * @name itself - * @api public - */ - - Assertion.addProperty('itself', function () { - flag(this, 'itself', true); - }); - - /** - * ### .satisfy(method) - * - * Asserts that the target passes a given truth test. - * - * expect(1).to.satisfy(function(num) { return num > 0; }); - * - * @name satisfy - * @param {Function} matcher - * @param {String} message _optional_ - * @api public - */ - - Assertion.addMethod('satisfy', function (matcher, msg) { - if (msg) flag(this, 'message', msg); - var obj = flag(this, 'object'); - var result = matcher(obj); - this.assert( - result - , 'expected #{this} to satisfy ' + _.objDisplay(matcher) - , 'expected #{this} to not satisfy' + _.objDisplay(matcher) - , this.negate ? false : true - , result - ); - }); - - /** - * ### .closeTo(expected, delta) - * - * Asserts that the target is equal `expected`, to within a +/- `delta` range. - * - * expect(1.5).to.be.closeTo(1, 0.5); - * - * @name closeTo - * @param {Number} expected - * @param {Number} delta - * @param {String} message _optional_ - * @api public - */ - - Assertion.addMethod('closeTo', function (expected, delta, msg) { - if (msg) flag(this, 'message', msg); - var obj = flag(this, 'object'); - - new Assertion(obj, msg).is.a('number'); - if (_.type(expected) !== 'number' || _.type(delta) !== 'number') { - throw new Error('the arguments to closeTo must be numbers'); - } - - this.assert( - Math.abs(obj - expected) <= delta - , 'expected #{this} to be close to ' + expected + ' +/- ' + delta - , 'expected #{this} not to be close to ' + expected + ' +/- ' + delta - ); - }); - - function isSubsetOf(subset, superset, cmp) { - return subset.every(function(elem) { - if (!cmp) return superset.indexOf(elem) !== -1; - - return superset.some(function(elem2) { - return cmp(elem, elem2); - }); - }) - } - - /** - * ### .members(set) - * - * Asserts that the target is a superset of `set`, - * or that the target and `set` have the same strictly-equal (===) members. - * Alternately, if the `deep` flag is set, set members are compared for deep - * equality. - * - * expect([1, 2, 3]).to.include.members([3, 2]); - * expect([1, 2, 3]).to.not.include.members([3, 2, 8]); - * - * expect([4, 2]).to.have.members([2, 4]); - * expect([5, 2]).to.not.have.members([5, 2, 1]); - * - * expect([{ id: 1 }]).to.deep.include.members([{ id: 1 }]); - * - * @name members - * @param {Array} set - * @param {String} message _optional_ - * @api public - */ - - Assertion.addMethod('members', function (subset, msg) { - if (msg) flag(this, 'message', msg); - var obj = flag(this, 'object'); - - new Assertion(obj).to.be.an('array'); - new Assertion(subset).to.be.an('array'); - - var cmp = flag(this, 'deep') ? _.eql : undefined; - - if (flag(this, 'contains')) { - return this.assert( - isSubsetOf(subset, obj, cmp) - , 'expected #{this} to be a superset of #{act}' - , 'expected #{this} to not be a superset of #{act}' - , obj - , subset - ); - } - - this.assert( - isSubsetOf(obj, subset, cmp) && isSubsetOf(subset, obj, cmp) - , 'expected #{this} to have the same members as #{act}' - , 'expected #{this} to not have the same members as #{act}' - , obj - , subset - ); - }); - - /** - * ### .change(function) - * - * Asserts that a function changes an object property - * - * var obj = { val: 10 }; - * var fn = function() { obj.val += 3 }; - * var noChangeFn = function() { return 'foo' + 'bar'; } - * expect(fn).to.change(obj, 'val'); - * expect(noChangFn).to.not.change(obj, 'val') - * - * @name change - * @alias changes - * @alias Change - * @param {String} object - * @param {String} property name - * @param {String} message _optional_ - * @api public - */ - - function assertChanges (object, prop, msg) { - if (msg) flag(this, 'message', msg); - var fn = flag(this, 'object'); - new Assertion(object, msg).to.have.property(prop); - new Assertion(fn).is.a('function'); - - var initial = object[prop]; - fn(); - - this.assert( - initial !== object[prop] - , 'expected .' + prop + ' to change' - , 'expected .' + prop + ' to not change' - ); - } - - Assertion.addChainableMethod('change', assertChanges); - Assertion.addChainableMethod('changes', assertChanges); - - /** - * ### .increase(function) - * - * Asserts that a function increases an object property - * - * var obj = { val: 10 }; - * var fn = function() { obj.val = 15 }; - * expect(fn).to.increase(obj, 'val'); - * - * @name increase - * @alias increases - * @alias Increase - * @param {String} object - * @param {String} property name - * @param {String} message _optional_ - * @api public - */ - - function assertIncreases (object, prop, msg) { - if (msg) flag(this, 'message', msg); - var fn = flag(this, 'object'); - new Assertion(object, msg).to.have.property(prop); - new Assertion(fn).is.a('function'); - - var initial = object[prop]; - fn(); - - this.assert( - object[prop] - initial > 0 - , 'expected .' + prop + ' to increase' - , 'expected .' + prop + ' to not increase' - ); - } - - Assertion.addChainableMethod('increase', assertIncreases); - Assertion.addChainableMethod('increases', assertIncreases); - - /** - * ### .decrease(function) - * - * Asserts that a function decreases an object property - * - * var obj = { val: 10 }; - * var fn = function() { obj.val = 5 }; - * expect(fn).to.decrease(obj, 'val'); - * - * @name decrease - * @alias decreases - * @alias Decrease - * @param {String} object - * @param {String} property name - * @param {String} message _optional_ - * @api public - */ - - function assertDecreases (object, prop, msg) { - if (msg) flag(this, 'message', msg); - var fn = flag(this, 'object'); - new Assertion(object, msg).to.have.property(prop); - new Assertion(fn).is.a('function'); - - var initial = object[prop]; - fn(); - - this.assert( - object[prop] - initial < 0 - , 'expected .' + prop + ' to decrease' - , 'expected .' + prop + ' to not decrease' - ); - } - - Assertion.addChainableMethod('decrease', assertDecreases); - Assertion.addChainableMethod('decreases', assertDecreases); - -}; - -},{}],7:[function(require,module,exports){ -/*! - * chai - * Copyright(c) 2011-2014 Jake Luer - * MIT Licensed - */ - - -module.exports = function (chai, util) { - - /*! - * Chai dependencies. - */ - - var Assertion = chai.Assertion - , flag = util.flag; - - /*! - * Module export. - */ - - /** - * ### assert(expression, message) - * - * Write your own test expressions. - * - * assert('foo' !== 'bar', 'foo is not bar'); - * assert(Array.isArray([]), 'empty arrays are arrays'); - * - * @param {Mixed} expression to test for truthiness - * @param {String} message to display on error - * @name assert - * @api public - */ - - var assert = chai.assert = function (express, errmsg) { - var test = new Assertion(null, null, chai.assert); - test.assert( - express - , errmsg - , '[ negation message unavailable ]' - ); - }; - - /** - * ### .fail(actual, expected, [message], [operator]) - * - * Throw a failure. Node.js `assert` module-compatible. - * - * @name fail - * @param {Mixed} actual - * @param {Mixed} expected - * @param {String} message - * @param {String} operator - * @api public - */ - - assert.fail = function (actual, expected, message, operator) { - message = message || 'assert.fail()'; - throw new chai.AssertionError(message, { - actual: actual - , expected: expected - , operator: operator - }, assert.fail); - }; - - /** - * ### .ok(object, [message]) - * - * Asserts that `object` is truthy. - * - * assert.ok('everything', 'everything is ok'); - * assert.ok(false, 'this will fail'); - * - * @name ok - * @param {Mixed} object to test - * @param {String} message - * @api public - */ - - assert.ok = function (val, msg) { - new Assertion(val, msg).is.ok; - }; - - /** - * ### .notOk(object, [message]) - * - * Asserts that `object` is falsy. - * - * assert.notOk('everything', 'this will fail'); - * assert.notOk(false, 'this will pass'); - * - * @name notOk - * @param {Mixed} object to test - * @param {String} message - * @api public - */ - - assert.notOk = function (val, msg) { - new Assertion(val, msg).is.not.ok; - }; - - /** - * ### .equal(actual, expected, [message]) - * - * Asserts non-strict equality (`==`) of `actual` and `expected`. - * - * assert.equal(3, '3', '== coerces values to strings'); - * - * @name equal - * @param {Mixed} actual - * @param {Mixed} expected - * @param {String} message - * @api public - */ - - assert.equal = function (act, exp, msg) { - var test = new Assertion(act, msg, assert.equal); - - test.assert( - exp == flag(test, 'object') - , 'expected #{this} to equal #{exp}' - , 'expected #{this} to not equal #{act}' - , exp - , act - ); - }; - - /** - * ### .notEqual(actual, expected, [message]) - * - * Asserts non-strict inequality (`!=`) of `actual` and `expected`. - * - * assert.notEqual(3, 4, 'these numbers are not equal'); - * - * @name notEqual - * @param {Mixed} actual - * @param {Mixed} expected - * @param {String} message - * @api public - */ - - assert.notEqual = function (act, exp, msg) { - var test = new Assertion(act, msg, assert.notEqual); - - test.assert( - exp != flag(test, 'object') - , 'expected #{this} to not equal #{exp}' - , 'expected #{this} to equal #{act}' - , exp - , act - ); - }; - - /** - * ### .strictEqual(actual, expected, [message]) - * - * Asserts strict equality (`===`) of `actual` and `expected`. - * - * assert.strictEqual(true, true, 'these booleans are strictly equal'); - * - * @name strictEqual - * @param {Mixed} actual - * @param {Mixed} expected - * @param {String} message - * @api public - */ - - assert.strictEqual = function (act, exp, msg) { - new Assertion(act, msg).to.equal(exp); - }; - - /** - * ### .notStrictEqual(actual, expected, [message]) - * - * Asserts strict inequality (`!==`) of `actual` and `expected`. - * - * assert.notStrictEqual(3, '3', 'no coercion for strict equality'); - * - * @name notStrictEqual - * @param {Mixed} actual - * @param {Mixed} expected - * @param {String} message - * @api public - */ - - assert.notStrictEqual = function (act, exp, msg) { - new Assertion(act, msg).to.not.equal(exp); - }; - - /** - * ### .deepEqual(actual, expected, [message]) - * - * Asserts that `actual` is deeply equal to `expected`. - * - * assert.deepEqual({ tea: 'green' }, { tea: 'green' }); - * - * @name deepEqual - * @param {Mixed} actual - * @param {Mixed} expected - * @param {String} message - * @api public - */ - - assert.deepEqual = function (act, exp, msg) { - new Assertion(act, msg).to.eql(exp); - }; - - /** - * ### .notDeepEqual(actual, expected, [message]) - * - * Assert that `actual` is not deeply equal to `expected`. - * - * assert.notDeepEqual({ tea: 'green' }, { tea: 'jasmine' }); - * - * @name notDeepEqual - * @param {Mixed} actual - * @param {Mixed} expected - * @param {String} message - * @api public - */ - - assert.notDeepEqual = function (act, exp, msg) { - new Assertion(act, msg).to.not.eql(exp); - }; - - /** - * ### .isTrue(value, [message]) - * - * Asserts that `value` is true. - * - * var teaServed = true; - * assert.isTrue(teaServed, 'the tea has been served'); - * - * @name isTrue - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.isAbove = function (val, abv, msg) { - new Assertion(val, msg).to.be.above(abv); - }; - - /** - * ### .isAbove(valueToCheck, valueToBeAbove, [message]) - * - * Asserts `valueToCheck` is strictly greater than (>) `valueToBeAbove` - * - * assert.isAbove(5, 2, '5 is strictly greater than 2'); - * - * @name isAbove - * @param {Mixed} valueToCheck - * @param {Mixed} valueToBeAbove - * @param {String} message - * @api public - */ - - assert.isBelow = function (val, blw, msg) { - new Assertion(val, msg).to.be.below(blw); - }; - - /** - * ### .isBelow(valueToCheck, valueToBeBelow, [message]) - * - * Asserts `valueToCheck` is strictly less than (<) `valueToBeBelow` - * - * assert.isBelow(3, 6, '3 is strictly less than 6'); - * - * @name isBelow - * @param {Mixed} valueToCheck - * @param {Mixed} valueToBeBelow - * @param {String} message - * @api public - */ - - assert.isTrue = function (val, msg) { - new Assertion(val, msg).is['true']; - }; - - /** - * ### .isFalse(value, [message]) - * - * Asserts that `value` is false. - * - * var teaServed = false; - * assert.isFalse(teaServed, 'no tea yet? hmm...'); - * - * @name isFalse - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.isFalse = function (val, msg) { - new Assertion(val, msg).is['false']; - }; - - /** - * ### .isNull(value, [message]) - * - * Asserts that `value` is null. - * - * assert.isNull(err, 'there was no error'); - * - * @name isNull - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.isNull = function (val, msg) { - new Assertion(val, msg).to.equal(null); - }; - - /** - * ### .isNotNull(value, [message]) - * - * Asserts that `value` is not null. - * - * var tea = 'tasty chai'; - * assert.isNotNull(tea, 'great, time for tea!'); - * - * @name isNotNull - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.isNotNull = function (val, msg) { - new Assertion(val, msg).to.not.equal(null); - }; - - /** - * ### .isUndefined(value, [message]) - * - * Asserts that `value` is `undefined`. - * - * var tea; - * assert.isUndefined(tea, 'no tea defined'); - * - * @name isUndefined - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.isUndefined = function (val, msg) { - new Assertion(val, msg).to.equal(undefined); - }; - - /** - * ### .isDefined(value, [message]) - * - * Asserts that `value` is not `undefined`. - * - * var tea = 'cup of chai'; - * assert.isDefined(tea, 'tea has been defined'); - * - * @name isDefined - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.isDefined = function (val, msg) { - new Assertion(val, msg).to.not.equal(undefined); - }; - - /** - * ### .isFunction(value, [message]) - * - * Asserts that `value` is a function. - * - * function serveTea() { return 'cup of tea'; }; - * assert.isFunction(serveTea, 'great, we can have tea now'); - * - * @name isFunction - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.isFunction = function (val, msg) { - new Assertion(val, msg).to.be.a('function'); - }; - - /** - * ### .isNotFunction(value, [message]) - * - * Asserts that `value` is _not_ a function. - * - * var serveTea = [ 'heat', 'pour', 'sip' ]; - * assert.isNotFunction(serveTea, 'great, we have listed the steps'); - * - * @name isNotFunction - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.isNotFunction = function (val, msg) { - new Assertion(val, msg).to.not.be.a('function'); - }; - - /** - * ### .isObject(value, [message]) - * - * Asserts that `value` is an object (as revealed by - * `Object.prototype.toString`). - * - * var selection = { name: 'Chai', serve: 'with spices' }; - * assert.isObject(selection, 'tea selection is an object'); - * - * @name isObject - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.isObject = function (val, msg) { - new Assertion(val, msg).to.be.a('object'); - }; - - /** - * ### .isNotObject(value, [message]) - * - * Asserts that `value` is _not_ an object. - * - * var selection = 'chai' - * assert.isNotObject(selection, 'tea selection is not an object'); - * assert.isNotObject(null, 'null is not an object'); - * - * @name isNotObject - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.isNotObject = function (val, msg) { - new Assertion(val, msg).to.not.be.a('object'); - }; - - /** - * ### .isArray(value, [message]) - * - * Asserts that `value` is an array. - * - * var menu = [ 'green', 'chai', 'oolong' ]; - * assert.isArray(menu, 'what kind of tea do we want?'); - * - * @name isArray - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.isArray = function (val, msg) { - new Assertion(val, msg).to.be.an('array'); - }; - - /** - * ### .isNotArray(value, [message]) - * - * Asserts that `value` is _not_ an array. - * - * var menu = 'green|chai|oolong'; - * assert.isNotArray(menu, 'what kind of tea do we want?'); - * - * @name isNotArray - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.isNotArray = function (val, msg) { - new Assertion(val, msg).to.not.be.an('array'); - }; - - /** - * ### .isString(value, [message]) - * - * Asserts that `value` is a string. - * - * var teaOrder = 'chai'; - * assert.isString(teaOrder, 'order placed'); - * - * @name isString - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.isString = function (val, msg) { - new Assertion(val, msg).to.be.a('string'); - }; - - /** - * ### .isNotString(value, [message]) - * - * Asserts that `value` is _not_ a string. - * - * var teaOrder = 4; - * assert.isNotString(teaOrder, 'order placed'); - * - * @name isNotString - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.isNotString = function (val, msg) { - new Assertion(val, msg).to.not.be.a('string'); - }; - - /** - * ### .isNumber(value, [message]) - * - * Asserts that `value` is a number. - * - * var cups = 2; - * assert.isNumber(cups, 'how many cups'); - * - * @name isNumber - * @param {Number} value - * @param {String} message - * @api public - */ - - assert.isNumber = function (val, msg) { - new Assertion(val, msg).to.be.a('number'); - }; - - /** - * ### .isNotNumber(value, [message]) - * - * Asserts that `value` is _not_ a number. - * - * var cups = '2 cups please'; - * assert.isNotNumber(cups, 'how many cups'); - * - * @name isNotNumber - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.isNotNumber = function (val, msg) { - new Assertion(val, msg).to.not.be.a('number'); - }; - - /** - * ### .isBoolean(value, [message]) - * - * Asserts that `value` is a boolean. - * - * var teaReady = true - * , teaServed = false; - * - * assert.isBoolean(teaReady, 'is the tea ready'); - * assert.isBoolean(teaServed, 'has tea been served'); - * - * @name isBoolean - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.isBoolean = function (val, msg) { - new Assertion(val, msg).to.be.a('boolean'); - }; - - /** - * ### .isNotBoolean(value, [message]) - * - * Asserts that `value` is _not_ a boolean. - * - * var teaReady = 'yep' - * , teaServed = 'nope'; - * - * assert.isNotBoolean(teaReady, 'is the tea ready'); - * assert.isNotBoolean(teaServed, 'has tea been served'); - * - * @name isNotBoolean - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.isNotBoolean = function (val, msg) { - new Assertion(val, msg).to.not.be.a('boolean'); - }; - - /** - * ### .typeOf(value, name, [message]) - * - * Asserts that `value`'s type is `name`, as determined by - * `Object.prototype.toString`. - * - * assert.typeOf({ tea: 'chai' }, 'object', 'we have an object'); - * assert.typeOf(['chai', 'jasmine'], 'array', 'we have an array'); - * assert.typeOf('tea', 'string', 'we have a string'); - * assert.typeOf(/tea/, 'regexp', 'we have a regular expression'); - * assert.typeOf(null, 'null', 'we have a null'); - * assert.typeOf(undefined, 'undefined', 'we have an undefined'); - * - * @name typeOf - * @param {Mixed} value - * @param {String} name - * @param {String} message - * @api public - */ - - assert.typeOf = function (val, type, msg) { - new Assertion(val, msg).to.be.a(type); - }; - - /** - * ### .notTypeOf(value, name, [message]) - * - * Asserts that `value`'s type is _not_ `name`, as determined by - * `Object.prototype.toString`. - * - * assert.notTypeOf('tea', 'number', 'strings are not numbers'); - * - * @name notTypeOf - * @param {Mixed} value - * @param {String} typeof name - * @param {String} message - * @api public - */ - - assert.notTypeOf = function (val, type, msg) { - new Assertion(val, msg).to.not.be.a(type); - }; - - /** - * ### .instanceOf(object, constructor, [message]) - * - * Asserts that `value` is an instance of `constructor`. - * - * var Tea = function (name) { this.name = name; } - * , chai = new Tea('chai'); - * - * assert.instanceOf(chai, Tea, 'chai is an instance of tea'); - * - * @name instanceOf - * @param {Object} object - * @param {Constructor} constructor - * @param {String} message - * @api public - */ - - assert.instanceOf = function (val, type, msg) { - new Assertion(val, msg).to.be.instanceOf(type); - }; - - /** - * ### .notInstanceOf(object, constructor, [message]) - * - * Asserts `value` is not an instance of `constructor`. - * - * var Tea = function (name) { this.name = name; } - * , chai = new String('chai'); - * - * assert.notInstanceOf(chai, Tea, 'chai is not an instance of tea'); - * - * @name notInstanceOf - * @param {Object} object - * @param {Constructor} constructor - * @param {String} message - * @api public - */ - - assert.notInstanceOf = function (val, type, msg) { - new Assertion(val, msg).to.not.be.instanceOf(type); - }; - - /** - * ### .include(haystack, needle, [message]) - * - * Asserts that `haystack` includes `needle`. Works - * for strings and arrays. - * - * assert.include('foobar', 'bar', 'foobar contains string "bar"'); - * assert.include([ 1, 2, 3 ], 3, 'array contains value'); - * - * @name include - * @param {Array|String} haystack - * @param {Mixed} needle - * @param {String} message - * @api public - */ - - assert.include = function (exp, inc, msg) { - new Assertion(exp, msg, assert.include).include(inc); - }; - - /** - * ### .notInclude(haystack, needle, [message]) - * - * Asserts that `haystack` does not include `needle`. Works - * for strings and arrays. - * - * assert.notInclude('foobar', 'baz', 'string not include substring'); - * assert.notInclude([ 1, 2, 3 ], 4, 'array not include contain value'); - * - * @name notInclude - * @param {Array|String} haystack - * @param {Mixed} needle - * @param {String} message - * @api public - */ - - assert.notInclude = function (exp, inc, msg) { - new Assertion(exp, msg, assert.notInclude).not.include(inc); - }; - - /** - * ### .match(value, regexp, [message]) - * - * Asserts that `value` matches the regular expression `regexp`. - * - * assert.match('foobar', /^foo/, 'regexp matches'); - * - * @name match - * @param {Mixed} value - * @param {RegExp} regexp - * @param {String} message - * @api public - */ - - assert.match = function (exp, re, msg) { - new Assertion(exp, msg).to.match(re); - }; - - /** - * ### .notMatch(value, regexp, [message]) - * - * Asserts that `value` does not match the regular expression `regexp`. - * - * assert.notMatch('foobar', /^foo/, 'regexp does not match'); - * - * @name notMatch - * @param {Mixed} value - * @param {RegExp} regexp - * @param {String} message - * @api public - */ - - assert.notMatch = function (exp, re, msg) { - new Assertion(exp, msg).to.not.match(re); - }; - - /** - * ### .property(object, property, [message]) - * - * Asserts that `object` has a property named by `property`. - * - * assert.property({ tea: { green: 'matcha' }}, 'tea'); - * - * @name property - * @param {Object} object - * @param {String} property - * @param {String} message - * @api public - */ - - assert.property = function (obj, prop, msg) { - new Assertion(obj, msg).to.have.property(prop); - }; - - /** - * ### .notProperty(object, property, [message]) - * - * Asserts that `object` does _not_ have a property named by `property`. - * - * assert.notProperty({ tea: { green: 'matcha' }}, 'coffee'); - * - * @name notProperty - * @param {Object} object - * @param {String} property - * @param {String} message - * @api public - */ - - assert.notProperty = function (obj, prop, msg) { - new Assertion(obj, msg).to.not.have.property(prop); - }; - - /** - * ### .deepProperty(object, property, [message]) - * - * Asserts that `object` has a property named by `property`, which can be a - * string using dot- and bracket-notation for deep reference. - * - * assert.deepProperty({ tea: { green: 'matcha' }}, 'tea.green'); - * - * @name deepProperty - * @param {Object} object - * @param {String} property - * @param {String} message - * @api public - */ - - assert.deepProperty = function (obj, prop, msg) { - new Assertion(obj, msg).to.have.deep.property(prop); - }; - - /** - * ### .notDeepProperty(object, property, [message]) - * - * Asserts that `object` does _not_ have a property named by `property`, which - * can be a string using dot- and bracket-notation for deep reference. - * - * assert.notDeepProperty({ tea: { green: 'matcha' }}, 'tea.oolong'); - * - * @name notDeepProperty - * @param {Object} object - * @param {String} property - * @param {String} message - * @api public - */ - - assert.notDeepProperty = function (obj, prop, msg) { - new Assertion(obj, msg).to.not.have.deep.property(prop); - }; - - /** - * ### .propertyVal(object, property, value, [message]) - * - * Asserts that `object` has a property named by `property` with value given - * by `value`. - * - * assert.propertyVal({ tea: 'is good' }, 'tea', 'is good'); - * - * @name propertyVal - * @param {Object} object - * @param {String} property - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.propertyVal = function (obj, prop, val, msg) { - new Assertion(obj, msg).to.have.property(prop, val); - }; - - /** - * ### .propertyNotVal(object, property, value, [message]) - * - * Asserts that `object` has a property named by `property`, but with a value - * different from that given by `value`. - * - * assert.propertyNotVal({ tea: 'is good' }, 'tea', 'is bad'); - * - * @name propertyNotVal - * @param {Object} object - * @param {String} property - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.propertyNotVal = function (obj, prop, val, msg) { - new Assertion(obj, msg).to.not.have.property(prop, val); - }; - - /** - * ### .deepPropertyVal(object, property, value, [message]) - * - * Asserts that `object` has a property named by `property` with value given - * by `value`. `property` can use dot- and bracket-notation for deep - * reference. - * - * assert.deepPropertyVal({ tea: { green: 'matcha' }}, 'tea.green', 'matcha'); - * - * @name deepPropertyVal - * @param {Object} object - * @param {String} property - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.deepPropertyVal = function (obj, prop, val, msg) { - new Assertion(obj, msg).to.have.deep.property(prop, val); - }; - - /** - * ### .deepPropertyNotVal(object, property, value, [message]) - * - * Asserts that `object` has a property named by `property`, but with a value - * different from that given by `value`. `property` can use dot- and - * bracket-notation for deep reference. - * - * assert.deepPropertyNotVal({ tea: { green: 'matcha' }}, 'tea.green', 'konacha'); - * - * @name deepPropertyNotVal - * @param {Object} object - * @param {String} property - * @param {Mixed} value - * @param {String} message - * @api public - */ - - assert.deepPropertyNotVal = function (obj, prop, val, msg) { - new Assertion(obj, msg).to.not.have.deep.property(prop, val); - }; - - /** - * ### .lengthOf(object, length, [message]) - * - * Asserts that `object` has a `length` property with the expected value. - * - * assert.lengthOf([1,2,3], 3, 'array has length of 3'); - * assert.lengthOf('foobar', 5, 'string has length of 6'); - * - * @name lengthOf - * @param {Mixed} object - * @param {Number} length - * @param {String} message - * @api public - */ - - assert.lengthOf = function (exp, len, msg) { - new Assertion(exp, msg).to.have.length(len); - }; - - /** - * ### .throws(function, [constructor/string/regexp], [string/regexp], [message]) - * - * Asserts that `function` will throw an error that is an instance of - * `constructor`, or alternately that it will throw an error with message - * matching `regexp`. - * - * assert.throw(fn, 'function throws a reference error'); - * assert.throw(fn, /function throws a reference error/); - * assert.throw(fn, ReferenceError); - * assert.throw(fn, ReferenceError, 'function throws a reference error'); - * assert.throw(fn, ReferenceError, /function throws a reference error/); - * - * @name throws - * @alias throw - * @alias Throw - * @param {Function} function - * @param {ErrorConstructor} constructor - * @param {RegExp} regexp - * @param {String} message - * @see https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Error#Error_types - * @api public - */ - - assert.Throw = function (fn, errt, errs, msg) { - if ('string' === typeof errt || errt instanceof RegExp) { - errs = errt; - errt = null; - } - - var assertErr = new Assertion(fn, msg).to.Throw(errt, errs); - return flag(assertErr, 'object'); - }; - - /** - * ### .doesNotThrow(function, [constructor/regexp], [message]) - * - * Asserts that `function` will _not_ throw an error that is an instance of - * `constructor`, or alternately that it will not throw an error with message - * matching `regexp`. - * - * assert.doesNotThrow(fn, Error, 'function does not throw'); - * - * @name doesNotThrow - * @param {Function} function - * @param {ErrorConstructor} constructor - * @param {RegExp} regexp - * @param {String} message - * @see https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Error#Error_types - * @api public - */ - - assert.doesNotThrow = function (fn, type, msg) { - if ('string' === typeof type) { - msg = type; - type = null; - } - - new Assertion(fn, msg).to.not.Throw(type); - }; - - /** - * ### .operator(val1, operator, val2, [message]) - * - * Compares two values using `operator`. - * - * assert.operator(1, '<', 2, 'everything is ok'); - * assert.operator(1, '>', 2, 'this will fail'); - * - * @name operator - * @param {Mixed} val1 - * @param {String} operator - * @param {Mixed} val2 - * @param {String} message - * @api public - */ - - assert.operator = function (val, operator, val2, msg) { - var ok; - switch(operator) { - case '==': - ok = val == val2; - break; - case '===': - ok = val === val2; - break; - case '>': - ok = val > val2; - break; - case '>=': - ok = val >= val2; - break; - case '<': - ok = val < val2; - break; - case '<=': - ok = val <= val2; - break; - case '!=': - ok = val != val2; - break; - case '!==': - ok = val !== val2; - break; - default: - throw new Error('Invalid operator "' + operator + '"'); - } - var test = new Assertion(ok, msg); - test.assert( - true === flag(test, 'object') - , 'expected ' + util.inspect(val) + ' to be ' + operator + ' ' + util.inspect(val2) - , 'expected ' + util.inspect(val) + ' to not be ' + operator + ' ' + util.inspect(val2) ); - }; - - /** - * ### .closeTo(actual, expected, delta, [message]) - * - * Asserts that the target is equal `expected`, to within a +/- `delta` range. - * - * assert.closeTo(1.5, 1, 0.5, 'numbers are close'); - * - * @name closeTo - * @param {Number} actual - * @param {Number} expected - * @param {Number} delta - * @param {String} message - * @api public - */ - - assert.closeTo = function (act, exp, delta, msg) { - new Assertion(act, msg).to.be.closeTo(exp, delta); - }; - - /** - * ### .sameMembers(set1, set2, [message]) - * - * Asserts that `set1` and `set2` have the same members. - * Order is not taken into account. - * - * assert.sameMembers([ 1, 2, 3 ], [ 2, 1, 3 ], 'same members'); - * - * @name sameMembers - * @param {Array} set1 - * @param {Array} set2 - * @param {String} message - * @api public - */ - - assert.sameMembers = function (set1, set2, msg) { - new Assertion(set1, msg).to.have.same.members(set2); - } - - /** - * ### .sameDeepMembers(set1, set2, [message]) - * - * Asserts that `set1` and `set2` have the same members - using a deep equality checking. - * Order is not taken into account. - * - * assert.sameDeepMembers([ {b: 3}, {a: 2}, {c: 5} ], [ {c: 5}, {b: 3}, {a: 2} ], 'same deep members'); - * - * @name sameDeepMembers - * @param {Array} set1 - * @param {Array} set2 - * @param {String} message - * @api public - */ - - assert.sameDeepMembers = function (set1, set2, msg) { - new Assertion(set1, msg).to.have.same.deep.members(set2); - } - - /** - * ### .includeMembers(superset, subset, [message]) - * - * Asserts that `subset` is included in `superset`. - * Order is not taken into account. - * - * assert.includeMembers([ 1, 2, 3 ], [ 2, 1 ], 'include members'); - * - * @name includeMembers - * @param {Array} superset - * @param {Array} subset - * @param {String} message - * @api public - */ - - assert.includeMembers = function (superset, subset, msg) { - new Assertion(superset, msg).to.include.members(subset); - } - - /** - * ### .changes(function, object, property) - * - * Asserts that a function changes the value of a property - * - * var obj = { val: 10 }; - * var fn = function() { obj.val = 22 }; - * assert.changes(fn, obj, 'val'); - * - * @name changes - * @param {Function} modifier function - * @param {Object} object - * @param {String} property name - * @param {String} message _optional_ - * @api public - */ - - assert.changes = function (fn, obj, prop) { - new Assertion(fn).to.change(obj, prop); - } - - /** - * ### .doesNotChange(function, object, property) - * - * Asserts that a function does not changes the value of a property - * - * var obj = { val: 10 }; - * var fn = function() { console.log('foo'); }; - * assert.doesNotChange(fn, obj, 'val'); - * - * @name doesNotChange - * @param {Function} modifier function - * @param {Object} object - * @param {String} property name - * @param {String} message _optional_ - * @api public - */ - - assert.doesNotChange = function (fn, obj, prop) { - new Assertion(fn).to.not.change(obj, prop); - } - - /** - * ### .increases(function, object, property) - * - * Asserts that a function increases an object property - * - * var obj = { val: 10 }; - * var fn = function() { obj.val = 13 }; - * assert.increases(fn, obj, 'val'); - * - * @name increases - * @param {Function} modifier function - * @param {Object} object - * @param {String} property name - * @param {String} message _optional_ - * @api public - */ - - assert.increases = function (fn, obj, prop) { - new Assertion(fn).to.increase(obj, prop); - } - - /** - * ### .doesNotIncrease(function, object, property) - * - * Asserts that a function does not increase object property - * - * var obj = { val: 10 }; - * var fn = function() { obj.val = 8 }; - * assert.doesNotIncrease(fn, obj, 'val'); - * - * @name doesNotIncrease - * @param {Function} modifier function - * @param {Object} object - * @param {String} property name - * @param {String} message _optional_ - * @api public - */ - - assert.doesNotIncrease = function (fn, obj, prop) { - new Assertion(fn).to.not.increase(obj, prop); - } - - /** - * ### .decreases(function, object, property) - * - * Asserts that a function decreases an object property - * - * var obj = { val: 10 }; - * var fn = function() { obj.val = 5 }; - * assert.decreases(fn, obj, 'val'); - * - * @name decreases - * @param {Function} modifier function - * @param {Object} object - * @param {String} property name - * @param {String} message _optional_ - * @api public - */ - - assert.decreases = function (fn, obj, prop) { - new Assertion(fn).to.decrease(obj, prop); - } - - /** - * ### .doesNotDecrease(function, object, property) - * - * Asserts that a function does not decreases an object property - * - * var obj = { val: 10 }; - * var fn = function() { obj.val = 15 }; - * assert.doesNotDecrease(fn, obj, 'val'); - * - * @name doesNotDecrease - * @param {Function} modifier function - * @param {Object} object - * @param {String} property name - * @param {String} message _optional_ - * @api public - */ - - assert.doesNotDecrease = function (fn, obj, prop) { - new Assertion(fn).to.not.decrease(obj, prop); - } - - /*! - * ### .ifError(object) - * - * Asserts if value is not a false value, and throws if it is a true value. - * This is added to allow for chai to be a drop-in replacement for Node's - * assert class. - * - * var err = new Error('I am a custom error'); - * assert.ifError(err); // Rethrows err! - * - * @name ifError - * @param {Object} object - * @api public - */ - - assert.ifError = function (val) { - if (val) { - throw(val); - } - }; - - /*! - * Aliases. - */ - - (function alias(name, as){ - assert[as] = assert[name]; - return alias; - }) - ('Throw', 'throw') - ('Throw', 'throws'); -}; - -},{}],8:[function(require,module,exports){ -/*! - * chai - * Copyright(c) 2011-2014 Jake Luer - * MIT Licensed - */ - -module.exports = function (chai, util) { - chai.expect = function (val, message) { - return new chai.Assertion(val, message); - }; - - /** - * ### .fail(actual, expected, [message], [operator]) - * - * Throw a failure. - * - * @name fail - * @param {Mixed} actual - * @param {Mixed} expected - * @param {String} message - * @param {String} operator - * @api public - */ - - chai.expect.fail = function (actual, expected, message, operator) { - message = message || 'expect.fail()'; - throw new chai.AssertionError(message, { - actual: actual - , expected: expected - , operator: operator - }, chai.expect.fail); - }; -}; - -},{}],9:[function(require,module,exports){ -/*! - * chai - * Copyright(c) 2011-2014 Jake Luer - * MIT Licensed - */ - -module.exports = function (chai, util) { - var Assertion = chai.Assertion; - - function loadShould () { - // explicitly define this method as function as to have it's name to include as `ssfi` - function shouldGetter() { - if (this instanceof String || this instanceof Number || this instanceof Boolean ) { - return new Assertion(this.valueOf(), null, shouldGetter); - } - return new Assertion(this, null, shouldGetter); - } - function shouldSetter(value) { - // See https://github.com/chaijs/chai/issues/86: this makes - // `whatever.should = someValue` actually set `someValue`, which is - // especially useful for `global.should = require('chai').should()`. - // - // Note that we have to use [[DefineProperty]] instead of [[Put]] - // since otherwise we would trigger this very setter! - Object.defineProperty(this, 'should', { - value: value, - enumerable: true, - configurable: true, - writable: true - }); - } - // modify Object.prototype to have `should` - Object.defineProperty(Object.prototype, 'should', { - set: shouldSetter - , get: shouldGetter - , configurable: true - }); - - var should = {}; - - /** - * ### .fail(actual, expected, [message], [operator]) - * - * Throw a failure. - * - * @name fail - * @param {Mixed} actual - * @param {Mixed} expected - * @param {String} message - * @param {String} operator - * @api public - */ - - should.fail = function (actual, expected, message, operator) { - message = message || 'should.fail()'; - throw new chai.AssertionError(message, { - actual: actual - , expected: expected - , operator: operator - }, should.fail); - }; - - should.equal = function (val1, val2, msg) { - new Assertion(val1, msg).to.equal(val2); - }; - - should.Throw = function (fn, errt, errs, msg) { - new Assertion(fn, msg).to.Throw(errt, errs); - }; - - should.exist = function (val, msg) { - new Assertion(val, msg).to.exist; - } - - // negation - should.not = {} - - should.not.equal = function (val1, val2, msg) { - new Assertion(val1, msg).to.not.equal(val2); - }; - - should.not.Throw = function (fn, errt, errs, msg) { - new Assertion(fn, msg).to.not.Throw(errt, errs); - }; - - should.not.exist = function (val, msg) { - new Assertion(val, msg).to.not.exist; - } - - should['throw'] = should['Throw']; - should.not['throw'] = should.not['Throw']; - - return should; - }; - - chai.should = loadShould; - chai.Should = loadShould; -}; - -},{}],10:[function(require,module,exports){ -/*! - * Chai - addChainingMethod utility - * Copyright(c) 2012-2014 Jake Luer - * MIT Licensed - */ - -/*! - * Module dependencies - */ - -var transferFlags = require('./transferFlags'); -var flag = require('./flag'); -var config = require('../config'); - -/*! - * Module variables - */ - -// Check whether `__proto__` is supported -var hasProtoSupport = '__proto__' in Object; - -// Without `__proto__` support, this module will need to add properties to a function. -// However, some Function.prototype methods cannot be overwritten, -// and there seems no easy cross-platform way to detect them (@see chaijs/chai/issues/69). -var excludeNames = /^(?:length|name|arguments|caller)$/; - -// Cache `Function` properties -var call = Function.prototype.call, - apply = Function.prototype.apply; - -/** - * ### addChainableMethod (ctx, name, method, chainingBehavior) - * - * Adds a method to an object, such that the method can also be chained. - * - * utils.addChainableMethod(chai.Assertion.prototype, 'foo', function (str) { - * var obj = utils.flag(this, 'object'); - * new chai.Assertion(obj).to.be.equal(str); - * }); - * - * Can also be accessed directly from `chai.Assertion`. - * - * chai.Assertion.addChainableMethod('foo', fn, chainingBehavior); - * - * The result can then be used as both a method assertion, executing both `method` and - * `chainingBehavior`, or as a language chain, which only executes `chainingBehavior`. - * - * expect(fooStr).to.be.foo('bar'); - * expect(fooStr).to.be.foo.equal('foo'); - * - * @param {Object} ctx object to which the method is added - * @param {String} name of method to add - * @param {Function} method function to be used for `name`, when called - * @param {Function} chainingBehavior function to be called every time the property is accessed - * @name addChainableMethod - * @api public - */ - -module.exports = function (ctx, name, method, chainingBehavior) { - if (typeof chainingBehavior !== 'function') { - chainingBehavior = function () { }; - } - - var chainableBehavior = { - method: method - , chainingBehavior: chainingBehavior - }; - - // save the methods so we can overwrite them later, if we need to. - if (!ctx.__methods) { - ctx.__methods = {}; - } - ctx.__methods[name] = chainableBehavior; - - Object.defineProperty(ctx, name, - { get: function () { - chainableBehavior.chainingBehavior.call(this); - - var assert = function assert() { - var old_ssfi = flag(this, 'ssfi'); - if (old_ssfi && config.includeStack === false) - flag(this, 'ssfi', assert); - var result = chainableBehavior.method.apply(this, arguments); - return result === undefined ? this : result; - }; - - // Use `__proto__` if available - if (hasProtoSupport) { - // Inherit all properties from the object by replacing the `Function` prototype - var prototype = assert.__proto__ = Object.create(this); - // Restore the `call` and `apply` methods from `Function` - prototype.call = call; - prototype.apply = apply; - } - // Otherwise, redefine all properties (slow!) - else { - var asserterNames = Object.getOwnPropertyNames(ctx); - asserterNames.forEach(function (asserterName) { - if (!excludeNames.test(asserterName)) { - var pd = Object.getOwnPropertyDescriptor(ctx, asserterName); - Object.defineProperty(assert, asserterName, pd); - } - }); - } - - transferFlags(this, assert); - return assert; - } - , configurable: true - }); -}; - -},{"../config":5,"./flag":13,"./transferFlags":29}],11:[function(require,module,exports){ -/*! - * Chai - addMethod utility - * Copyright(c) 2012-2014 Jake Luer - * MIT Licensed - */ - -var config = require('../config'); - -/** - * ### .addMethod (ctx, name, method) - * - * Adds a method to the prototype of an object. - * - * utils.addMethod(chai.Assertion.prototype, 'foo', function (str) { - * var obj = utils.flag(this, 'object'); - * new chai.Assertion(obj).to.be.equal(str); - * }); - * - * Can also be accessed directly from `chai.Assertion`. - * - * chai.Assertion.addMethod('foo', fn); - * - * Then can be used as any other assertion. - * - * expect(fooStr).to.be.foo('bar'); - * - * @param {Object} ctx object to which the method is added - * @param {String} name of method to add - * @param {Function} method function to be used for name - * @name addMethod - * @api public - */ -var flag = require('./flag'); - -module.exports = function (ctx, name, method) { - ctx[name] = function () { - var old_ssfi = flag(this, 'ssfi'); - if (old_ssfi && config.includeStack === false) - flag(this, 'ssfi', ctx[name]); - var result = method.apply(this, arguments); - return result === undefined ? this : result; - }; -}; - -},{"../config":5,"./flag":13}],12:[function(require,module,exports){ -/*! - * Chai - addProperty utility - * Copyright(c) 2012-2014 Jake Luer - * MIT Licensed - */ - -/** - * ### addProperty (ctx, name, getter) - * - * Adds a property to the prototype of an object. - * - * utils.addProperty(chai.Assertion.prototype, 'foo', function () { - * var obj = utils.flag(this, 'object'); - * new chai.Assertion(obj).to.be.instanceof(Foo); - * }); - * - * Can also be accessed directly from `chai.Assertion`. - * - * chai.Assertion.addProperty('foo', fn); - * - * Then can be used as any other assertion. - * - * expect(myFoo).to.be.foo; - * - * @param {Object} ctx object to which the property is added - * @param {String} name of property to add - * @param {Function} getter function to be used for name - * @name addProperty - * @api public - */ - -module.exports = function (ctx, name, getter) { - Object.defineProperty(ctx, name, - { get: function () { - var result = getter.call(this); - return result === undefined ? this : result; - } - , configurable: true - }); -}; - -},{}],13:[function(require,module,exports){ -/*! - * Chai - flag utility - * Copyright(c) 2012-2014 Jake Luer - * MIT Licensed - */ - -/** - * ### flag(object, key, [value]) - * - * Get or set a flag value on an object. If a - * value is provided it will be set, else it will - * return the currently set value or `undefined` if - * the value is not set. - * - * utils.flag(this, 'foo', 'bar'); // setter - * utils.flag(this, 'foo'); // getter, returns `bar` - * - * @param {Object} object constructed Assertion - * @param {String} key - * @param {Mixed} value (optional) - * @name flag - * @api private - */ - -module.exports = function (obj, key, value) { - var flags = obj.__flags || (obj.__flags = Object.create(null)); - if (arguments.length === 3) { - flags[key] = value; - } else { - return flags[key]; - } -}; - -},{}],14:[function(require,module,exports){ -/*! - * Chai - getActual utility - * Copyright(c) 2012-2014 Jake Luer - * MIT Licensed - */ - -/** - * # getActual(object, [actual]) - * - * Returns the `actual` value for an Assertion - * - * @param {Object} object (constructed Assertion) - * @param {Arguments} chai.Assertion.prototype.assert arguments - */ - -module.exports = function (obj, args) { - return args.length > 4 ? args[4] : obj._obj; -}; - -},{}],15:[function(require,module,exports){ -/*! - * Chai - getEnumerableProperties utility - * Copyright(c) 2012-2014 Jake Luer - * MIT Licensed - */ - -/** - * ### .getEnumerableProperties(object) - * - * This allows the retrieval of enumerable property names of an object, - * inherited or not. - * - * @param {Object} object - * @returns {Array} - * @name getEnumerableProperties - * @api public - */ - -module.exports = function getEnumerableProperties(object) { - var result = []; - for (var name in object) { - result.push(name); - } - return result; -}; - -},{}],16:[function(require,module,exports){ -/*! - * Chai - message composition utility - * Copyright(c) 2012-2014 Jake Luer - * MIT Licensed - */ - -/*! - * Module dependancies - */ - -var flag = require('./flag') - , getActual = require('./getActual') - , inspect = require('./inspect') - , objDisplay = require('./objDisplay'); - -/** - * ### .getMessage(object, message, negateMessage) - * - * Construct the error message based on flags - * and template tags. Template tags will return - * a stringified inspection of the object referenced. - * - * Message template tags: - * - `#{this}` current asserted object - * - `#{act}` actual value - * - `#{exp}` expected value - * - * @param {Object} object (constructed Assertion) - * @param {Arguments} chai.Assertion.prototype.assert arguments - * @name getMessage - * @api public - */ - -module.exports = function (obj, args) { - var negate = flag(obj, 'negate') - , val = flag(obj, 'object') - , expected = args[3] - , actual = getActual(obj, args) - , msg = negate ? args[2] : args[1] - , flagMsg = flag(obj, 'message'); - - if(typeof msg === "function") msg = msg(); - msg = msg || ''; - msg = msg - .replace(/#{this}/g, objDisplay(val)) - .replace(/#{act}/g, objDisplay(actual)) - .replace(/#{exp}/g, objDisplay(expected)); - - return flagMsg ? flagMsg + ': ' + msg : msg; -}; - -},{"./flag":13,"./getActual":14,"./inspect":23,"./objDisplay":24}],17:[function(require,module,exports){ -/*! - * Chai - getName utility - * Copyright(c) 2012-2014 Jake Luer - * MIT Licensed - */ - -/** - * # getName(func) - * - * Gets the name of a function, in a cross-browser way. - * - * @param {Function} a function (usually a constructor) - */ - -module.exports = function (func) { - if (func.name) return func.name; - - var match = /^\s?function ([^(]*)\(/.exec(func); - return match && match[1] ? match[1] : ""; -}; - -},{}],18:[function(require,module,exports){ -/*! - * Chai - getPathInfo utility - * Copyright(c) 2012-2014 Jake Luer - * MIT Licensed - */ - -var hasProperty = require('./hasProperty'); - -/** - * ### .getPathInfo(path, object) - * - * This allows the retrieval of property info in an - * object given a string path. - * - * The path info consists of an object with the - * following properties: - * - * * parent - The parent object of the property referenced by `path` - * * name - The name of the final property, a number if it was an array indexer - * * value - The value of the property, if it exists, otherwise `undefined` - * * exists - Whether the property exists or not - * - * @param {String} path - * @param {Object} object - * @returns {Object} info - * @name getPathInfo - * @api public - */ - -module.exports = function getPathInfo(path, obj) { - var parsed = parsePath(path), - last = parsed[parsed.length - 1]; - - var info = { - parent: parsed.length > 1 ? _getPathValue(parsed, obj, parsed.length - 1) : obj, - name: last.p || last.i, - value: _getPathValue(parsed, obj) - }; - info.exists = hasProperty(info.name, info.parent); - - return info; -}; - - -/*! - * ## parsePath(path) - * - * Helper function used to parse string object - * paths. Use in conjunction with `_getPathValue`. - * - * var parsed = parsePath('myobject.property.subprop'); - * - * ### Paths: - * - * * Can be as near infinitely deep and nested - * * Arrays are also valid using the formal `myobject.document[3].property`. - * * Literal dots and brackets (not delimiter) must be backslash-escaped. - * - * @param {String} path - * @returns {Object} parsed - * @api private - */ - -function parsePath (path) { - var str = path.replace(/([^\\])\[/g, '$1.[') - , parts = str.match(/(\\\.|[^.]+?)+/g); - return parts.map(function (value) { - var re = /^\[(\d+)\]$/ - , mArr = re.exec(value); - if (mArr) return { i: parseFloat(mArr[1]) }; - else return { p: value.replace(/\\([.\[\]])/g, '$1') }; - }); -} - - -/*! - * ## _getPathValue(parsed, obj) - * - * Helper companion function for `.parsePath` that returns - * the value located at the parsed address. - * - * var value = getPathValue(parsed, obj); - * - * @param {Object} parsed definition from `parsePath`. - * @param {Object} object to search against - * @param {Number} object to search against - * @returns {Object|Undefined} value - * @api private - */ - -function _getPathValue (parsed, obj, index) { - var tmp = obj - , res; - - index = (index === undefined ? parsed.length : index); - - for (var i = 0, l = index; i < l; i++) { - var part = parsed[i]; - if (tmp) { - if ('undefined' !== typeof part.p) - tmp = tmp[part.p]; - else if ('undefined' !== typeof part.i) - tmp = tmp[part.i]; - if (i == (l - 1)) res = tmp; - } else { - res = undefined; - } - } - return res; -} - -},{"./hasProperty":21}],19:[function(require,module,exports){ -/*! - * Chai - getPathValue utility - * Copyright(c) 2012-2014 Jake Luer - * @see https://github.com/logicalparadox/filtr - * MIT Licensed - */ - -var getPathInfo = require('./getPathInfo'); - -/** - * ### .getPathValue(path, object) - * - * This allows the retrieval of values in an - * object given a string path. - * - * var obj = { - * prop1: { - * arr: ['a', 'b', 'c'] - * , str: 'Hello' - * } - * , prop2: { - * arr: [ { nested: 'Universe' } ] - * , str: 'Hello again!' - * } - * } - * - * The following would be the results. - * - * getPathValue('prop1.str', obj); // Hello - * getPathValue('prop1.att[2]', obj); // b - * getPathValue('prop2.arr[0].nested', obj); // Universe - * - * @param {String} path - * @param {Object} object - * @returns {Object} value or `undefined` - * @name getPathValue - * @api public - */ -module.exports = function(path, obj) { - var info = getPathInfo(path, obj); - return info.value; -}; - -},{"./getPathInfo":18}],20:[function(require,module,exports){ -/*! - * Chai - getProperties utility - * Copyright(c) 2012-2014 Jake Luer - * MIT Licensed - */ - -/** - * ### .getProperties(object) - * - * This allows the retrieval of property names of an object, enumerable or not, - * inherited or not. - * - * @param {Object} object - * @returns {Array} - * @name getProperties - * @api public - */ - -module.exports = function getProperties(object) { - var result = Object.getOwnPropertyNames(subject); - - function addProperty(property) { - if (result.indexOf(property) === -1) { - result.push(property); - } - } - - var proto = Object.getPrototypeOf(subject); - while (proto !== null) { - Object.getOwnPropertyNames(proto).forEach(addProperty); - proto = Object.getPrototypeOf(proto); - } - - return result; -}; - -},{}],21:[function(require,module,exports){ -/*! - * Chai - hasProperty utility - * Copyright(c) 2012-2014 Jake Luer - * MIT Licensed - */ - -var type = require('type-detect'); - -/** - * ### .hasProperty(object, name) - * - * This allows checking whether an object has - * named property or numeric array index. - * - * Basically does the same thing as the `in` - * operator but works properly with natives - * and null/undefined values. - * - * var obj = { - * arr: ['a', 'b', 'c'] - * , str: 'Hello' - * } - * - * The following would be the results. - * - * hasProperty('str', obj); // true - * hasProperty('constructor', obj); // true - * hasProperty('bar', obj); // false - * - * hasProperty('length', obj.str); // true - * hasProperty(1, obj.str); // true - * hasProperty(5, obj.str); // false - * - * hasProperty('length', obj.arr); // true - * hasProperty(2, obj.arr); // true - * hasProperty(3, obj.arr); // false - * - * @param {Objuect} object - * @param {String|Number} name - * @returns {Boolean} whether it exists - * @name getPathInfo - * @api public - */ - -var literals = { - 'number': Number - , 'string': String -}; - -module.exports = function hasProperty(name, obj) { - var ot = type(obj); - - // Bad Object, obviously no props at all - if(ot === 'null' || ot === 'undefined') - return false; - - // The `in` operator does not work with certain literals - // box these before the check - if(literals[ot] && typeof obj !== 'object') - obj = new literals[ot](obj); - - return name in obj; -}; - -},{"type-detect":35}],22:[function(require,module,exports){ -/*! - * chai - * Copyright(c) 2011 Jake Luer - * MIT Licensed - */ - -/*! - * Main exports - */ - -var exports = module.exports = {}; - -/*! - * test utility - */ - -exports.test = require('./test'); - -/*! - * type utility - */ - -exports.type = require('type-detect'); - -/*! - * message utility - */ - -exports.getMessage = require('./getMessage'); - -/*! - * actual utility - */ - -exports.getActual = require('./getActual'); - -/*! - * Inspect util - */ - -exports.inspect = require('./inspect'); - -/*! - * Object Display util - */ - -exports.objDisplay = require('./objDisplay'); - -/*! - * Flag utility - */ - -exports.flag = require('./flag'); - -/*! - * Flag transferring utility - */ - -exports.transferFlags = require('./transferFlags'); - -/*! - * Deep equal utility - */ - -exports.eql = require('deep-eql'); - -/*! - * Deep path value - */ - -exports.getPathValue = require('./getPathValue'); - -/*! - * Deep path info - */ - -exports.getPathInfo = require('./getPathInfo'); - -/*! - * Check if a property exists - */ - -exports.hasProperty = require('./hasProperty'); - -/*! - * Function name - */ - -exports.getName = require('./getName'); - -/*! - * add Property - */ - -exports.addProperty = require('./addProperty'); - -/*! - * add Method - */ - -exports.addMethod = require('./addMethod'); - -/*! - * overwrite Property - */ - -exports.overwriteProperty = require('./overwriteProperty'); - -/*! - * overwrite Method - */ - -exports.overwriteMethod = require('./overwriteMethod'); - -/*! - * Add a chainable method - */ - -exports.addChainableMethod = require('./addChainableMethod'); - -/*! - * Overwrite chainable method - */ - -exports.overwriteChainableMethod = require('./overwriteChainableMethod'); - - -},{"./addChainableMethod":10,"./addMethod":11,"./addProperty":12,"./flag":13,"./getActual":14,"./getMessage":16,"./getName":17,"./getPathInfo":18,"./getPathValue":19,"./hasProperty":21,"./inspect":23,"./objDisplay":24,"./overwriteChainableMethod":25,"./overwriteMethod":26,"./overwriteProperty":27,"./test":28,"./transferFlags":29,"deep-eql":31,"type-detect":35}],23:[function(require,module,exports){ -// This is (almost) directly from Node.js utils -// https://github.com/joyent/node/blob/f8c335d0caf47f16d31413f89aa28eda3878e3aa/lib/util.js - -var getName = require('./getName'); -var getProperties = require('./getProperties'); -var getEnumerableProperties = require('./getEnumerableProperties'); - -module.exports = inspect; - -/** - * Echos the value of a value. Trys to print the value out - * in the best way possible given the different types. - * - * @param {Object} obj The object to print out. - * @param {Boolean} showHidden Flag that shows hidden (not enumerable) - * properties of objects. - * @param {Number} depth Depth in which to descend in object. Default is 2. - * @param {Boolean} colors Flag to turn on ANSI escape codes to color the - * output. Default is false (no coloring). - */ -function inspect(obj, showHidden, depth, colors) { - var ctx = { - showHidden: showHidden, - seen: [], - stylize: function (str) { return str; } - }; - return formatValue(ctx, obj, (typeof depth === 'undefined' ? 2 : depth)); -} - -// Returns true if object is a DOM element. -var isDOMElement = function (object) { - if (typeof HTMLElement === 'object') { - return object instanceof HTMLElement; - } else { - return object && - typeof object === 'object' && - object.nodeType === 1 && - typeof object.nodeName === 'string'; - } -}; - -function formatValue(ctx, value, recurseTimes) { - // Provide a hook for user-specified inspect functions. - // Check that value is an object with an inspect function on it - if (value && typeof value.inspect === 'function' && - // Filter out the util module, it's inspect function is special - value.inspect !== exports.inspect && - // Also filter out any prototype objects using the circular check. - !(value.constructor && value.constructor.prototype === value)) { - var ret = value.inspect(recurseTimes); - if (typeof ret !== 'string') { - ret = formatValue(ctx, ret, recurseTimes); - } - return ret; - } - - // Primitive types cannot have properties - var primitive = formatPrimitive(ctx, value); - if (primitive) { - return primitive; - } - - // If this is a DOM element, try to get the outer HTML. - if (isDOMElement(value)) { - if ('outerHTML' in value) { - return value.outerHTML; - // This value does not have an outerHTML attribute, - // it could still be an XML element - } else { - // Attempt to serialize it - try { - if (document.xmlVersion) { - var xmlSerializer = new XMLSerializer(); - return xmlSerializer.serializeToString(value); - } else { - // Firefox 11- do not support outerHTML - // It does, however, support innerHTML - // Use the following to render the element - var ns = "http://www.w3.org/1999/xhtml"; - var container = document.createElementNS(ns, '_'); - - container.appendChild(value.cloneNode(false)); - html = container.innerHTML - .replace('><', '>' + value.innerHTML + '<'); - container.innerHTML = ''; - return html; - } - } catch (err) { - // This could be a non-native DOM implementation, - // continue with the normal flow: - // printing the element as if it is an object. - } - } - } - - // Look up the keys of the object. - var visibleKeys = getEnumerableProperties(value); - var keys = ctx.showHidden ? getProperties(value) : visibleKeys; - - // Some type of object without properties can be shortcutted. - // In IE, errors have a single `stack` property, or if they are vanilla `Error`, - // a `stack` plus `description` property; ignore those for consistency. - if (keys.length === 0 || (isError(value) && ( - (keys.length === 1 && keys[0] === 'stack') || - (keys.length === 2 && keys[0] === 'description' && keys[1] === 'stack') - ))) { - if (typeof value === 'function') { - var name = getName(value); - var nameSuffix = name ? ': ' + name : ''; - return ctx.stylize('[Function' + nameSuffix + ']', 'special'); - } - if (isRegExp(value)) { - return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp'); - } - if (isDate(value)) { - return ctx.stylize(Date.prototype.toUTCString.call(value), 'date'); - } - if (isError(value)) { - return formatError(value); - } - } - - var base = '', array = false, braces = ['{', '}']; - - // Make Array say that they are Array - if (isArray(value)) { - array = true; - braces = ['[', ']']; - } - - // Make functions say that they are functions - if (typeof value === 'function') { - var name = getName(value); - var nameSuffix = name ? ': ' + name : ''; - base = ' [Function' + nameSuffix + ']'; - } - - // Make RegExps say that they are RegExps - if (isRegExp(value)) { - base = ' ' + RegExp.prototype.toString.call(value); - } - - // Make dates with properties first say the date - if (isDate(value)) { - base = ' ' + Date.prototype.toUTCString.call(value); - } - - // Make error with message first say the error - if (isError(value)) { - return formatError(value); - } - - if (keys.length === 0 && (!array || value.length == 0)) { - return braces[0] + base + braces[1]; - } - - if (recurseTimes < 0) { - if (isRegExp(value)) { - return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp'); - } else { - return ctx.stylize('[Object]', 'special'); - } - } - - ctx.seen.push(value); - - var output; - if (array) { - output = formatArray(ctx, value, recurseTimes, visibleKeys, keys); - } else { - output = keys.map(function(key) { - return formatProperty(ctx, value, recurseTimes, visibleKeys, key, array); - }); - } - - ctx.seen.pop(); - - return reduceToSingleString(output, base, braces); -} - - -function formatPrimitive(ctx, value) { - switch (typeof value) { - case 'undefined': - return ctx.stylize('undefined', 'undefined'); - - case 'string': - var simple = '\'' + JSON.stringify(value).replace(/^"|"$/g, '') - .replace(/'/g, "\\'") - .replace(/\\"/g, '"') + '\''; - return ctx.stylize(simple, 'string'); - - case 'number': - if (value === 0 && (1/value) === -Infinity) { - return ctx.stylize('-0', 'number'); - } - return ctx.stylize('' + value, 'number'); - - case 'boolean': - return ctx.stylize('' + value, 'boolean'); - } - // For some reason typeof null is "object", so special case here. - if (value === null) { - return ctx.stylize('null', 'null'); - } -} - - -function formatError(value) { - return '[' + Error.prototype.toString.call(value) + ']'; -} - - -function formatArray(ctx, value, recurseTimes, visibleKeys, keys) { - var output = []; - for (var i = 0, l = value.length; i < l; ++i) { - if (Object.prototype.hasOwnProperty.call(value, String(i))) { - output.push(formatProperty(ctx, value, recurseTimes, visibleKeys, - String(i), true)); - } else { - output.push(''); - } - } - keys.forEach(function(key) { - if (!key.match(/^\d+$/)) { - output.push(formatProperty(ctx, value, recurseTimes, visibleKeys, - key, true)); - } - }); - return output; -} - - -function formatProperty(ctx, value, recurseTimes, visibleKeys, key, array) { - var name, str; - if (value.__lookupGetter__) { - if (value.__lookupGetter__(key)) { - if (value.__lookupSetter__(key)) { - str = ctx.stylize('[Getter/Setter]', 'special'); - } else { - str = ctx.stylize('[Getter]', 'special'); - } - } else { - if (value.__lookupSetter__(key)) { - str = ctx.stylize('[Setter]', 'special'); - } - } - } - if (visibleKeys.indexOf(key) < 0) { - name = '[' + key + ']'; - } - if (!str) { - if (ctx.seen.indexOf(value[key]) < 0) { - if (recurseTimes === null) { - str = formatValue(ctx, value[key], null); - } else { - str = formatValue(ctx, value[key], recurseTimes - 1); - } - if (str.indexOf('\n') > -1) { - if (array) { - str = str.split('\n').map(function(line) { - return ' ' + line; - }).join('\n').substr(2); - } else { - str = '\n' + str.split('\n').map(function(line) { - return ' ' + line; - }).join('\n'); - } - } - } else { - str = ctx.stylize('[Circular]', 'special'); - } - } - if (typeof name === 'undefined') { - if (array && key.match(/^\d+$/)) { - return str; - } - name = JSON.stringify('' + key); - if (name.match(/^"([a-zA-Z_][a-zA-Z_0-9]*)"$/)) { - name = name.substr(1, name.length - 2); - name = ctx.stylize(name, 'name'); - } else { - name = name.replace(/'/g, "\\'") - .replace(/\\"/g, '"') - .replace(/(^"|"$)/g, "'"); - name = ctx.stylize(name, 'string'); - } - } - - return name + ': ' + str; -} - - -function reduceToSingleString(output, base, braces) { - var numLinesEst = 0; - var length = output.reduce(function(prev, cur) { - numLinesEst++; - if (cur.indexOf('\n') >= 0) numLinesEst++; - return prev + cur.length + 1; - }, 0); - - if (length > 60) { - return braces[0] + - (base === '' ? '' : base + '\n ') + - ' ' + - output.join(',\n ') + - ' ' + - braces[1]; - } - - return braces[0] + base + ' ' + output.join(', ') + ' ' + braces[1]; -} - -function isArray(ar) { - return Array.isArray(ar) || - (typeof ar === 'object' && objectToString(ar) === '[object Array]'); -} - -function isRegExp(re) { - return typeof re === 'object' && objectToString(re) === '[object RegExp]'; -} - -function isDate(d) { - return typeof d === 'object' && objectToString(d) === '[object Date]'; -} - -function isError(e) { - return typeof e === 'object' && objectToString(e) === '[object Error]'; -} - -function objectToString(o) { - return Object.prototype.toString.call(o); -} - -},{"./getEnumerableProperties":15,"./getName":17,"./getProperties":20}],24:[function(require,module,exports){ -/*! - * Chai - flag utility - * Copyright(c) 2012-2014 Jake Luer - * MIT Licensed - */ - -/*! - * Module dependancies - */ - -var inspect = require('./inspect'); -var config = require('../config'); - -/** - * ### .objDisplay (object) - * - * Determines if an object or an array matches - * criteria to be inspected in-line for error - * messages or should be truncated. - * - * @param {Mixed} javascript object to inspect - * @name objDisplay - * @api public - */ - -module.exports = function (obj) { - var str = inspect(obj) - , type = Object.prototype.toString.call(obj); - - if (config.truncateThreshold && str.length >= config.truncateThreshold) { - if (type === '[object Function]') { - return !obj.name || obj.name === '' - ? '[Function]' - : '[Function: ' + obj.name + ']'; - } else if (type === '[object Array]') { - return '[ Array(' + obj.length + ') ]'; - } else if (type === '[object Object]') { - var keys = Object.keys(obj) - , kstr = keys.length > 2 - ? keys.splice(0, 2).join(', ') + ', ...' - : keys.join(', '); - return '{ Object (' + kstr + ') }'; - } else { - return str; - } - } else { - return str; - } -}; - -},{"../config":5,"./inspect":23}],25:[function(require,module,exports){ -/*! - * Chai - overwriteChainableMethod utility - * Copyright(c) 2012-2014 Jake Luer - * MIT Licensed - */ - -/** - * ### overwriteChainableMethod (ctx, name, method, chainingBehavior) - * - * Overwites an already existing chainable method - * and provides access to the previous function or - * property. Must return functions to be used for - * name. - * - * utils.overwriteChainableMethod(chai.Assertion.prototype, 'length', - * function (_super) { - * } - * , function (_super) { - * } - * ); - * - * Can also be accessed directly from `chai.Assertion`. - * - * chai.Assertion.overwriteChainableMethod('foo', fn, fn); - * - * Then can be used as any other assertion. - * - * expect(myFoo).to.have.length(3); - * expect(myFoo).to.have.length.above(3); - * - * @param {Object} ctx object whose method / property is to be overwritten - * @param {String} name of method / property to overwrite - * @param {Function} method function that returns a function to be used for name - * @param {Function} chainingBehavior function that returns a function to be used for property - * @name overwriteChainableMethod - * @api public - */ - -module.exports = function (ctx, name, method, chainingBehavior) { - var chainableBehavior = ctx.__methods[name]; - - var _chainingBehavior = chainableBehavior.chainingBehavior; - chainableBehavior.chainingBehavior = function () { - var result = chainingBehavior(_chainingBehavior).call(this); - return result === undefined ? this : result; - }; - - var _method = chainableBehavior.method; - chainableBehavior.method = function () { - var result = method(_method).apply(this, arguments); - return result === undefined ? this : result; - }; -}; - -},{}],26:[function(require,module,exports){ -/*! - * Chai - overwriteMethod utility - * Copyright(c) 2012-2014 Jake Luer - * MIT Licensed - */ - -/** - * ### overwriteMethod (ctx, name, fn) - * - * Overwites an already existing method and provides - * access to previous function. Must return function - * to be used for name. - * - * utils.overwriteMethod(chai.Assertion.prototype, 'equal', function (_super) { - * return function (str) { - * var obj = utils.flag(this, 'object'); - * if (obj instanceof Foo) { - * new chai.Assertion(obj.value).to.equal(str); - * } else { - * _super.apply(this, arguments); - * } - * } - * }); - * - * Can also be accessed directly from `chai.Assertion`. - * - * chai.Assertion.overwriteMethod('foo', fn); - * - * Then can be used as any other assertion. - * - * expect(myFoo).to.equal('bar'); - * - * @param {Object} ctx object whose method is to be overwritten - * @param {String} name of method to overwrite - * @param {Function} method function that returns a function to be used for name - * @name overwriteMethod - * @api public - */ - -module.exports = function (ctx, name, method) { - var _method = ctx[name] - , _super = function () { return this; }; - - if (_method && 'function' === typeof _method) - _super = _method; - - ctx[name] = function () { - var result = method(_super).apply(this, arguments); - return result === undefined ? this : result; - } -}; - -},{}],27:[function(require,module,exports){ -/*! - * Chai - overwriteProperty utility - * Copyright(c) 2012-2014 Jake Luer - * MIT Licensed - */ - -/** - * ### overwriteProperty (ctx, name, fn) - * - * Overwites an already existing property getter and provides - * access to previous value. Must return function to use as getter. - * - * utils.overwriteProperty(chai.Assertion.prototype, 'ok', function (_super) { - * return function () { - * var obj = utils.flag(this, 'object'); - * if (obj instanceof Foo) { - * new chai.Assertion(obj.name).to.equal('bar'); - * } else { - * _super.call(this); - * } - * } - * }); - * - * - * Can also be accessed directly from `chai.Assertion`. - * - * chai.Assertion.overwriteProperty('foo', fn); - * - * Then can be used as any other assertion. - * - * expect(myFoo).to.be.ok; - * - * @param {Object} ctx object whose property is to be overwritten - * @param {String} name of property to overwrite - * @param {Function} getter function that returns a getter function to be used for name - * @name overwriteProperty - * @api public - */ - -module.exports = function (ctx, name, getter) { - var _get = Object.getOwnPropertyDescriptor(ctx, name) - , _super = function () {}; - - if (_get && 'function' === typeof _get.get) - _super = _get.get - - Object.defineProperty(ctx, name, - { get: function () { - var result = getter(_super).call(this); - return result === undefined ? this : result; - } - , configurable: true - }); -}; - -},{}],28:[function(require,module,exports){ -/*! - * Chai - test utility - * Copyright(c) 2012-2014 Jake Luer - * MIT Licensed - */ - -/*! - * Module dependancies - */ - -var flag = require('./flag'); - -/** - * # test(object, expression) - * - * Test and object for expression. - * - * @param {Object} object (constructed Assertion) - * @param {Arguments} chai.Assertion.prototype.assert arguments - */ - -module.exports = function (obj, args) { - var negate = flag(obj, 'negate') - , expr = args[0]; - return negate ? !expr : expr; -}; - -},{"./flag":13}],29:[function(require,module,exports){ -/*! - * Chai - transferFlags utility - * Copyright(c) 2012-2014 Jake Luer - * MIT Licensed - */ - -/** - * ### transferFlags(assertion, object, includeAll = true) - * - * Transfer all the flags for `assertion` to `object`. If - * `includeAll` is set to `false`, then the base Chai - * assertion flags (namely `object`, `ssfi`, and `message`) - * will not be transferred. - * - * - * var newAssertion = new Assertion(); - * utils.transferFlags(assertion, newAssertion); - * - * var anotherAsseriton = new Assertion(myObj); - * utils.transferFlags(assertion, anotherAssertion, false); - * - * @param {Assertion} assertion the assertion to transfer the flags from - * @param {Object} object the object to transfer the flags to; usually a new assertion - * @param {Boolean} includeAll - * @name transferFlags - * @api private - */ - -module.exports = function (assertion, object, includeAll) { - var flags = assertion.__flags || (assertion.__flags = Object.create(null)); - - if (!object.__flags) { - object.__flags = Object.create(null); - } - - includeAll = arguments.length === 3 ? includeAll : true; - - for (var flag in flags) { - if (includeAll || - (flag !== 'object' && flag !== 'ssfi' && flag != 'message')) { - object.__flags[flag] = flags[flag]; - } - } -}; - -},{}],30:[function(require,module,exports){ -/*! - * assertion-error - * Copyright(c) 2013 Jake Luer - * MIT Licensed - */ - -/*! - * Return a function that will copy properties from - * one object to another excluding any originally - * listed. Returned function will create a new `{}`. - * - * @param {String} excluded properties ... - * @return {Function} - */ - -function exclude () { - var excludes = [].slice.call(arguments); - - function excludeProps (res, obj) { - Object.keys(obj).forEach(function (key) { - if (!~excludes.indexOf(key)) res[key] = obj[key]; - }); - } - - return function extendExclude () { - var args = [].slice.call(arguments) - , i = 0 - , res = {}; - - for (; i < args.length; i++) { - excludeProps(res, args[i]); - } - - return res; - }; -}; - -/*! - * Primary Exports - */ - -module.exports = AssertionError; - -/** - * ### AssertionError - * - * An extension of the JavaScript `Error` constructor for - * assertion and validation scenarios. - * - * @param {String} message - * @param {Object} properties to include (optional) - * @param {callee} start stack function (optional) - */ - -function AssertionError (message, _props, ssf) { - var extend = exclude('name', 'message', 'stack', 'constructor', 'toJSON') - , props = extend(_props || {}); - - // default values - this.message = message || 'Unspecified AssertionError'; - this.showDiff = false; - - // copy from properties - for (var key in props) { - this[key] = props[key]; - } - - // capture stack trace - ssf = ssf || arguments.callee; - if (ssf && Error.captureStackTrace) { - Error.captureStackTrace(this, ssf); - } else { - this.stack = new Error().stack; - } -} - -/*! - * Inherit from Error.prototype - */ - -AssertionError.prototype = Object.create(Error.prototype); - -/*! - * Statically set name - */ - -AssertionError.prototype.name = 'AssertionError'; - -/*! - * Ensure correct constructor - */ - -AssertionError.prototype.constructor = AssertionError; - -/** - * Allow errors to be converted to JSON for static transfer. - * - * @param {Boolean} include stack (default: `true`) - * @return {Object} object that can be `JSON.stringify` - */ - -AssertionError.prototype.toJSON = function (stack) { - var extend = exclude('constructor', 'toJSON', 'stack') - , props = extend({ name: this.name }, this); - - // include stack if exists and not turned off - if (false !== stack && this.stack) { - props.stack = this.stack; - } - - return props; -}; - -},{}],31:[function(require,module,exports){ -module.exports = require('./lib/eql'); - -},{"./lib/eql":32}],32:[function(require,module,exports){ -/*! - * deep-eql - * Copyright(c) 2013 Jake Luer - * MIT Licensed - */ - -/*! - * Module dependencies - */ - -var type = require('type-detect'); - -/*! - * Buffer.isBuffer browser shim - */ - -var Buffer; -try { Buffer = require('buffer').Buffer; } -catch(ex) { - Buffer = {}; - Buffer.isBuffer = function() { return false; } -} - -/*! - * Primary Export - */ - -module.exports = deepEqual; - -/** - * Assert super-strict (egal) equality between - * two objects of any type. - * - * @param {Mixed} a - * @param {Mixed} b - * @param {Array} memoised (optional) - * @return {Boolean} equal match - */ - -function deepEqual(a, b, m) { - if (sameValue(a, b)) { - return true; - } else if ('date' === type(a)) { - return dateEqual(a, b); - } else if ('regexp' === type(a)) { - return regexpEqual(a, b); - } else if (Buffer.isBuffer(a)) { - return bufferEqual(a, b); - } else if ('arguments' === type(a)) { - return argumentsEqual(a, b, m); - } else if (!typeEqual(a, b)) { - return false; - } else if (('object' !== type(a) && 'object' !== type(b)) - && ('array' !== type(a) && 'array' !== type(b))) { - return sameValue(a, b); - } else { - return objectEqual(a, b, m); - } -} - -/*! - * Strict (egal) equality test. Ensures that NaN always - * equals NaN and `-0` does not equal `+0`. - * - * @param {Mixed} a - * @param {Mixed} b - * @return {Boolean} equal match - */ - -function sameValue(a, b) { - if (a === b) return a !== 0 || 1 / a === 1 / b; - return a !== a && b !== b; -} - -/*! - * Compare the types of two given objects and - * return if they are equal. Note that an Array - * has a type of `array` (not `object`) and arguments - * have a type of `arguments` (not `array`/`object`). - * - * @param {Mixed} a - * @param {Mixed} b - * @return {Boolean} result - */ - -function typeEqual(a, b) { - return type(a) === type(b); -} - -/*! - * Compare two Date objects by asserting that - * the time values are equal using `saveValue`. - * - * @param {Date} a - * @param {Date} b - * @return {Boolean} result - */ - -function dateEqual(a, b) { - if ('date' !== type(b)) return false; - return sameValue(a.getTime(), b.getTime()); -} - -/*! - * Compare two regular expressions by converting them - * to string and checking for `sameValue`. - * - * @param {RegExp} a - * @param {RegExp} b - * @return {Boolean} result - */ - -function regexpEqual(a, b) { - if ('regexp' !== type(b)) return false; - return sameValue(a.toString(), b.toString()); -} - -/*! - * Assert deep equality of two `arguments` objects. - * Unfortunately, these must be sliced to arrays - * prior to test to ensure no bad behavior. - * - * @param {Arguments} a - * @param {Arguments} b - * @param {Array} memoize (optional) - * @return {Boolean} result - */ - -function argumentsEqual(a, b, m) { - if ('arguments' !== type(b)) return false; - a = [].slice.call(a); - b = [].slice.call(b); - return deepEqual(a, b, m); -} - -/*! - * Get enumerable properties of a given object. - * - * @param {Object} a - * @return {Array} property names - */ - -function enumerable(a) { - var res = []; - for (var key in a) res.push(key); - return res; -} - -/*! - * Simple equality for flat iterable objects - * such as Arrays or Node.js buffers. - * - * @param {Iterable} a - * @param {Iterable} b - * @return {Boolean} result - */ - -function iterableEqual(a, b) { - if (a.length !== b.length) return false; - - var i = 0; - var match = true; - - for (; i < a.length; i++) { - if (a[i] !== b[i]) { - match = false; - break; - } - } - - return match; -} - -/*! - * Extension to `iterableEqual` specifically - * for Node.js Buffers. - * - * @param {Buffer} a - * @param {Mixed} b - * @return {Boolean} result - */ - -function bufferEqual(a, b) { - if (!Buffer.isBuffer(b)) return false; - return iterableEqual(a, b); -} - -/*! - * Block for `objectEqual` ensuring non-existing - * values don't get in. - * - * @param {Mixed} object - * @return {Boolean} result - */ - -function isValue(a) { - return a !== null && a !== undefined; -} - -/*! - * Recursively check the equality of two objects. - * Once basic sameness has been established it will - * defer to `deepEqual` for each enumerable key - * in the object. - * - * @param {Mixed} a - * @param {Mixed} b - * @return {Boolean} result - */ - -function objectEqual(a, b, m) { - if (!isValue(a) || !isValue(b)) { - return false; - } - - if (a.prototype !== b.prototype) { - return false; - } - - var i; - if (m) { - for (i = 0; i < m.length; i++) { - if ((m[i][0] === a && m[i][1] === b) - || (m[i][0] === b && m[i][1] === a)) { - return true; - } - } - } else { - m = []; - } - - try { - var ka = enumerable(a); - var kb = enumerable(b); - } catch (ex) { - return false; - } - - ka.sort(); - kb.sort(); - - if (!iterableEqual(ka, kb)) { - return false; - } - - m.push([ a, b ]); - - var key; - for (i = ka.length - 1; i >= 0; i--) { - key = ka[i]; - if (!deepEqual(a[key], b[key], m)) { - return false; - } - } - - return true; -} - -},{"buffer":111,"type-detect":33}],33:[function(require,module,exports){ -module.exports = require('./lib/type'); - -},{"./lib/type":34}],34:[function(require,module,exports){ -/*! - * type-detect - * Copyright(c) 2013 jake luer - * MIT Licensed - */ - -/*! - * Primary Exports - */ - -var exports = module.exports = getType; - -/*! - * Detectable javascript natives - */ - -var natives = { - '[object Array]': 'array' - , '[object RegExp]': 'regexp' - , '[object Function]': 'function' - , '[object Arguments]': 'arguments' - , '[object Date]': 'date' -}; - -/** - * ### typeOf (obj) - * - * Use several different techniques to determine - * the type of object being tested. - * - * - * @param {Mixed} object - * @return {String} object type - * @api public - */ - -function getType (obj) { - var str = Object.prototype.toString.call(obj); - if (natives[str]) return natives[str]; - if (obj === null) return 'null'; - if (obj === undefined) return 'undefined'; - if (obj === Object(obj)) return 'object'; - return typeof obj; -} - -exports.Library = Library; - -/** - * ### Library - * - * Create a repository for custom type detection. - * - * ```js - * var lib = new type.Library; - * ``` - * - */ - -function Library () { - this.tests = {}; -} - -/** - * #### .of (obj) - * - * Expose replacement `typeof` detection to the library. - * - * ```js - * if ('string' === lib.of('hello world')) { - * // ... - * } - * ``` - * - * @param {Mixed} object to test - * @return {String} type - */ - -Library.prototype.of = getType; - -/** - * #### .define (type, test) - * - * Add a test to for the `.test()` assertion. - * - * Can be defined as a regular expression: - * - * ```js - * lib.define('int', /^[0-9]+$/); - * ``` - * - * ... or as a function: - * - * ```js - * lib.define('bln', function (obj) { - * if ('boolean' === lib.of(obj)) return true; - * var blns = [ 'yes', 'no', 'true', 'false', 1, 0 ]; - * if ('string' === lib.of(obj)) obj = obj.toLowerCase(); - * return !! ~blns.indexOf(obj); - * }); - * ``` - * - * @param {String} type - * @param {RegExp|Function} test - * @api public - */ - -Library.prototype.define = function (type, test) { - if (arguments.length === 1) return this.tests[type]; - this.tests[type] = test; - return this; -}; - -/** - * #### .test (obj, test) - * - * Assert that an object is of type. Will first - * check natives, and if that does not pass it will - * use the user defined custom tests. - * - * ```js - * assert(lib.test('1', 'int')); - * assert(lib.test('yes', 'bln')); - * ``` - * - * @param {Mixed} object - * @param {String} type - * @return {Boolean} result - * @api public - */ - -Library.prototype.test = function (obj, type) { - if (type === getType(obj)) return true; - var test = this.tests[type]; - - if (test && 'regexp' === getType(test)) { - return test.test(obj); - } else if (test && 'function' === getType(test)) { - return test(obj); - } else { - throw new ReferenceError('Type test "' + type + '" not defined or invalid.'); - } -}; - -},{}],35:[function(require,module,exports){ -arguments[4][33][0].apply(exports,arguments) -},{"./lib/type":36}],36:[function(require,module,exports){ -/*! - * type-detect - * Copyright(c) 2013 jake luer - * MIT Licensed - */ - -/*! - * Primary Exports - */ - -var exports = module.exports = getType; - -/** - * ### typeOf (obj) - * - * Use several different techniques to determine - * the type of object being tested. - * - * - * @param {Mixed} object - * @return {String} object type - * @api public - */ -var objectTypeRegexp = /^\[object (.*)\]$/; - -function getType(obj) { - var type = Object.prototype.toString.call(obj).match(objectTypeRegexp)[1].toLowerCase(); - // Let "new String('')" return 'object' - if (typeof Promise === 'function' && obj instanceof Promise) return 'promise'; - // PhantomJS has type "DOMWindow" for null - if (obj === null) return 'null'; - // PhantomJS has type "DOMWindow" for undefined - if (obj === undefined) return 'undefined'; - return type; -} - -exports.Library = Library; - -/** - * ### Library - * - * Create a repository for custom type detection. - * - * ```js - * var lib = new type.Library; - * ``` - * - */ - -function Library() { - if (!(this instanceof Library)) return new Library(); - this.tests = {}; -} - -/** - * #### .of (obj) - * - * Expose replacement `typeof` detection to the library. - * - * ```js - * if ('string' === lib.of('hello world')) { - * // ... - * } - * ``` - * - * @param {Mixed} object to test - * @return {String} type - */ - -Library.prototype.of = getType; - -/** - * #### .define (type, test) - * - * Add a test to for the `.test()` assertion. - * - * Can be defined as a regular expression: - * - * ```js - * lib.define('int', /^[0-9]+$/); - * ``` - * - * ... or as a function: - * - * ```js - * lib.define('bln', function (obj) { - * if ('boolean' === lib.of(obj)) return true; - * var blns = [ 'yes', 'no', 'true', 'false', 1, 0 ]; - * if ('string' === lib.of(obj)) obj = obj.toLowerCase(); - * return !! ~blns.indexOf(obj); - * }); - * ``` - * - * @param {String} type - * @param {RegExp|Function} test - * @api public - */ - -Library.prototype.define = function(type, test) { - if (arguments.length === 1) return this.tests[type]; - this.tests[type] = test; - return this; -}; - -/** - * #### .test (obj, test) - * - * Assert that an object is of type. Will first - * check natives, and if that does not pass it will - * use the user defined custom tests. - * - * ```js - * assert(lib.test('1', 'int')); - * assert(lib.test('yes', 'bln')); - * ``` - * - * @param {Mixed} object - * @param {String} type - * @return {Boolean} result - * @api public - */ - -Library.prototype.test = function(obj, type) { - if (type === getType(obj)) return true; - var test = this.tests[type]; - - if (test && 'regexp' === getType(test)) { - return test.test(obj); - } else if (test && 'function' === getType(test)) { - return test(obj); - } else { - throw new ReferenceError('Type test "' + type + '" not defined or invalid.'); - } -}; - -},{}],37:[function(require,module,exports){ -(function (sinonChai) { - "use strict"; - - // Module systems magic dance. - - /* istanbul ignore else */ - if (typeof require === "function" && typeof exports === "object" && typeof module === "object") { - // NodeJS - module.exports = sinonChai; - } else if (typeof define === "function" && define.amd) { - // AMD - define(function () { - return sinonChai; - }); - } else { - // Other environment (usually - - - - - - - - diff --git a/examples/XMPP-Polymer/y-test.html b/examples/XMPP-Polymer/y-test.html deleted file mode 100644 index 68cb008e..00000000 --- a/examples/XMPP-Polymer/y-test.html +++ /dev/null @@ -1,57 +0,0 @@ - - - - - - - - - - diff --git a/examples/XMPP/index.html b/examples/XMPP/index.html deleted file mode 100644 index 90b57ca4..00000000 --- a/examples/XMPP/index.html +++ /dev/null @@ -1,21 +0,0 @@ - - - - - Y Example - - - - - - -

yjs Tutorial

-

Collaborative Json editing with yjs -and XMPP Connector.

- - - -

yjs is a Framework for Real-Time collaboration on arbitrary data types. -

- - diff --git a/examples/XMPP/index.js b/examples/XMPP/index.js deleted file mode 100644 index 501a17df..00000000 --- a/examples/XMPP/index.js +++ /dev/null @@ -1,26 +0,0 @@ - - -connector = new Y.XMPP().join("testy-xmpp-json3", {syncMode: "syncAll"}); -connector.debug = true - -y = new Y(connector); - -window.onload = function(){ - var textbox = document.getElementById("textfield"); - y.observe(function(events){ - for(var i=0; i - - setOperation: (op)-> - that = this - new Promise (resolve, reject)-> - req = that.t.objectStore("HistoryBuffer").put op - req.onsuccess = (event)-> - resolve op - req.onerror = (event)-> - reject "Could not set Operation!" - - getOperation: (uid)-> - that = this - new Promise (resolve, reject)-> - req = that.t.objectStore("HistoryBuffer").get uid - req.onsuccess = (event)-> - resolve req.result - req.onerror = (event)-> - reject "Could not get Operation!" - - getOperations: (state_map)-> - flow = Promise.resolve() - ops = [] - that = this - hb = that.t.objectStore("HistoryBuffer") - - that.getStateVector().then (end_state_vector)-> - for end_state of end_state_vector - # convert to the db-structure - do (end_state = end_state)-> - start_state = - user: end_state.name - state: state_map[end_state] ? 0 - - flow = flow.then ()-> - from = [start_state.user, start_state.number] - to = [end_state.user, end_state.number] - range = IDBKeyRange.bound from, to - defer = Promise.defer() - - hb.openCursor(range).onsuccess = ()-> - cursor = event.target.result - if cursor? - ops.push cursor.value # add Operation - cursor.continue() - else - # got all ops from this user - defer.resolve ops - defer.promise - - setState: (state)-> - that = this - new Promise (resolve, reject)-> - req = that.t.objectStore("StateVector").put state - req.onsuccess = (event)-> - resolve state - req.onerror = (event)-> - reject "Could not set state vector!" - - getState: (user)-> - defer = Promise.defer() - req = @t.objectStore("StateVector").get user - req.onsuccess = (event)-> - defer.resolve req.result - req.onerror = (event)-> - defer.reject "Could not get state vector!" - defer.promise - - getStateVector: ()-> - defer = Promise.defer() - state_vector = [] - @t.objectStore("StateVector").openCursor().onsuccess = ()-> - cursor = event.target.result - if cursor? - state = cursor.value - state_vector.push state - cursor.continue() - else - # got all ops from this user - defer.resolve state_vector - defer.promise - - - -class Transaction - constructor: (@t)-> - - updateOperation: (op)-> - @t.setOperation op - - addOperation: (op)-> - that = this - @t.getState op.uid[0] - .then (state)-> - # only add operation if this is an expected operation - if not state? - state = - user: op.uid[0] - number: 0 - if op.uid[1] is state.number - state.number++ - that.t.setState state - else - return Promise.reject("Unexpected Operation") - .then that.t.setOperation op - - getOperation: (uid)-> - @t.getOperation uid - - getState: (user)-> - @t.getState user - - getOperations: (state_vector)-> - @t.getOperations state_vector - - -class window.DB - constructor: ()-> - @ready = (new Promise (resolve, reject)-> - req = indexedDB.open "Testy", 7 - req.onerror = ()-> - reject "Couldn't open the IndexedDB database!" - req.onsuccess = (event)-> - resolve event.target.result - req.onupgradeneeded = (event)-> - db = event.target.result - objectStore = db.createObjectStore "HistoryBuffer", {keyPath: "uid"} - objectStore = db.createObjectStore "StateVector", {keyPath: "user"} - - ).catch (message)-> - throw new Error message - - requestTransaction: ()-> - @ready.then (db)-> - new Promise (resolve, reject)-> - resolve new Transaction( new DBTransaction(db.transaction(["HistoryBuffer", "StateVector"], "readwrite")) ) - - removeDatabase: ()-> - req = indexedDB.deleteDatabase "Testy" - req.onsuccess = ()-> - console.log("Deleted database successfully"); - req.onblocked = ()-> - console.log("Database is currently being blocked") - console.dir arguments - req.onerror = ()-> - console.log("Couldn't delete database") - console.dir arguments - null - -window.db = new DB() - -window.addDummyDataSet = ()-> - db.requestTransaction().then (t)-> - t.getState("dmonad").then (state)-> - state ?= {number: 0} - t.addOperation({uid: ["dmonad", state.number]}) - -window.getOp = (num = 3)-> - db.requestTransaction().then (t)-> - t.getOperation(["dmonad", num]) - .then (op)-> - console.log("yay:") - console.log(op) - -window.getOps = (state_map = {dmonad: 5})-> - db.requestTransaction().then (t)-> - t.getOperations(state_map) - .then (op)-> - console.log("yay:") - console.log(op) diff --git a/examples/indexedDB/index.html b/examples/indexedDB/index.html deleted file mode 100644 index b925cc88..00000000 --- a/examples/indexedDB/index.html +++ /dev/null @@ -1,11 +0,0 @@ - - - - - Y Example - - - -

Tutorial

- - diff --git a/examples/indexedDB/index.js b/examples/indexedDB/index.js deleted file mode 100644 index c7f428ac..00000000 --- a/examples/indexedDB/index.js +++ /dev/null @@ -1,272 +0,0 @@ -// Generated by CoffeeScript 1.9.2 -(function() { - var DBTransaction, Transaction; - - DBTransaction = (function() { - function DBTransaction(t1) { - this.t = t1; - } - - DBTransaction.prototype.setOperation = function(op) { - var that; - that = this; - return new Promise(function(resolve, reject) { - var req; - req = that.t.objectStore("HistoryBuffer").put(op); - req.onsuccess = function(event) { - return resolve(op); - }; - return req.onerror = function(event) { - return reject("Could not set Operation!"); - }; - }); - }; - - DBTransaction.prototype.getOperation = function(uid) { - var that; - that = this; - return new Promise(function(resolve, reject) { - var req; - req = that.t.objectStore("HistoryBuffer").get(uid); - req.onsuccess = function(event) { - return resolve(req.result); - }; - return req.onerror = function(event) { - return reject("Could not get Operation!"); - }; - }); - }; - - DBTransaction.prototype.getOperations = function(state_map) { - var flow, hb, ops, that; - flow = Promise.resolve(); - ops = []; - that = this; - hb = that.t.objectStore("HistoryBuffer"); - return that.getStateVector().then(function(end_state_vector) { - var end_state, results; - results = []; - for (end_state in end_state_vector) { - results.push((function(end_state) { - var ref, start_state; - start_state = { - user: end_state.name, - state: (ref = state_map[end_state]) != null ? ref : 0 - }; - return flow = flow.then(function() { - var defer, from, range, to; - from = [start_state.user, start_state.number]; - to = [end_state.user, end_state.number]; - range = IDBKeyRange.bound(from, to); - defer = Promise.defer(); - hb.openCursor(range).onsuccess = function() { - var cursor; - cursor = event.target.result; - if (cursor != null) { - ops.push(cursor.value); - return cursor["continue"](); - } else { - return defer.resolve(ops); - } - }; - return defer.promise; - }); - })(end_state)); - } - return results; - }); - }; - - DBTransaction.prototype.setState = function(state) { - var that; - that = this; - return new Promise(function(resolve, reject) { - var req; - req = that.t.objectStore("StateVector").put(state); - req.onsuccess = function(event) { - return resolve(state); - }; - return req.onerror = function(event) { - return reject("Could not set state vector!"); - }; - }); - }; - - DBTransaction.prototype.getState = function(user) { - var defer, req; - defer = Promise.defer(); - req = this.t.objectStore("StateVector").get(user); - req.onsuccess = function(event) { - return defer.resolve(req.result); - }; - req.onerror = function(event) { - return defer.reject("Could not get state vector!"); - }; - return defer.promise; - }; - - DBTransaction.prototype.getStateVector = function() { - var defer, state_vector; - defer = Promise.defer(); - state_vector = []; - this.t.objectStore("StateVector").openCursor().onsuccess = function() { - var cursor, state; - cursor = event.target.result; - if (cursor != null) { - state = cursor.value; - state_vector.push(state); - return cursor["continue"](); - } else { - return defer.resolve(state_vector); - } - }; - return defer.promise; - }; - - return DBTransaction; - - })(); - - Transaction = (function() { - function Transaction(t1) { - this.t = t1; - } - - Transaction.prototype.updateOperation = function(op) { - return this.t.setOperation(op); - }; - - Transaction.prototype.addOperation = function(op) { - var that; - that = this; - return this.t.getState(op.uid[0]).then(function(state) { - if (state == null) { - state = { - user: op.uid[0], - number: 0 - }; - } - if (op.uid[1] === state.number) { - state.number++; - return that.t.setState(state); - } else { - return Promise.reject("Unexpected Operation"); - } - }).then(that.t.setOperation(op)); - }; - - Transaction.prototype.getOperation = function(uid) { - return this.t.getOperation(uid); - }; - - Transaction.prototype.getState = function(user) { - return this.t.getState(user); - }; - - Transaction.prototype.getOperations = function(state_vector) { - return this.t.getOperations(state_vector); - }; - - return Transaction; - - })(); - - window.DB = (function() { - function DB() { - this.ready = (new Promise(function(resolve, reject) { - var req; - req = indexedDB.open("Testy", 7); - req.onerror = function() { - return reject("Couldn't open the IndexedDB database!"); - }; - req.onsuccess = function(event) { - return resolve(event.target.result); - }; - return req.onupgradeneeded = function(event) { - var db, objectStore; - db = event.target.result; - objectStore = db.createObjectStore("HistoryBuffer", { - keyPath: "uid" - }); - return objectStore = db.createObjectStore("StateVector", { - keyPath: "user" - }); - }; - }))["catch"](function(message) { - throw new Error(message); - }); - } - - DB.prototype.requestTransaction = function() { - return this.ready.then(function(db) { - return new Promise(function(resolve, reject) { - return resolve(new Transaction(new DBTransaction(db.transaction(["HistoryBuffer", "StateVector"], "readwrite")))); - }); - }); - }; - - DB.prototype.removeDatabase = function() { - var req; - req = indexedDB.deleteDatabase("Testy"); - req.onsuccess = function() { - return console.log("Deleted database successfully"); - }; - req.onblocked = function() { - console.log("Database is currently being blocked"); - return console.dir(arguments); - }; - req.onerror = function() { - console.log("Couldn't delete database"); - return console.dir(arguments); - }; - return null; - }; - - return DB; - - })(); - - window.db = new DB(); - - window.addDummyDataSet = function() { - return db.requestTransaction().then(function(t) { - return t.getState("dmonad").then(function(state) { - if (state == null) { - state = { - number: 0 - }; - } - return t.addOperation({ - uid: ["dmonad", state.number] - }); - }); - }); - }; - - window.getOp = function(num) { - if (num == null) { - num = 3; - } - return db.requestTransaction().then(function(t) { - return t.getOperation(["dmonad", num]).then(function(op) { - console.log("yay:"); - return console.log(op); - }); - }); - }; - - window.getOps = function(state_map) { - if (state_map == null) { - state_map = { - dmonad: 5 - }; - } - return db.requestTransaction().then(function(t) { - return t.getOperations(state_map).then(function(op) { - console.log("yay:"); - return console.log(op); - }); - }); - }; - -}).call(this); diff --git a/gulpfile.coffee b/gulpfile.coffee deleted file mode 100644 index 11448ae7..00000000 --- a/gulpfile.coffee +++ /dev/null @@ -1,114 +0,0 @@ -gulp = require('gulp') -coffee = require('gulp-coffee') -concat = require('gulp-concat') -uglify = require 'gulp-uglify' -sourcemaps = require('gulp-sourcemaps') -browserify = require('gulp-browserify') -rename = require 'gulp-rename' -rimraf = require 'gulp-rimraf' -gulpif = require 'gulp-if' -ignore = require 'gulp-ignore' -git = require 'gulp-git' -debug = require 'gulp-debug' -coffeelint = require 'gulp-coffeelint' -mocha = require 'gulp-mocha' -run = require 'gulp-run' -ljs = require 'gulp-ljs' -plumber = require 'gulp-plumber' -cache = require 'gulp-cached' -coffeeify = require 'gulp-coffeeify' -exit = require 'gulp-exit' - -gulp.task 'default', ['build_browser'] - -files = - lib : ['./lib/**/*.coffee'] - browser : ['./lib/y.coffee','./lib/y-object.coffee'] - test : ['./test/**/*test.coffee', '../y-*/test/*test.coffee'] - #test : ['./test/Json_test.coffee', './test/Text_test.coffee'] - gulp : ['./gulpfile.coffee'] - examples : ['./examples/**/*.js'] - other: ['./lib/**/*', './test/*'] - -files.all = [] -for name,file_list of files - if name isnt 'build' - files.all = files.all.concat file_list - -gulp.task 'deploy_nodejs', -> - gulp.src files.lib - .pipe sourcemaps.init() - .pipe coffee() - .pipe sourcemaps.write './' - .pipe gulp.dest 'build/node/' - .pipe gulpif '!**/', git.add({args : "-A"}) - -gulp.task 'deploy', ['mocha', 'build_browser', 'deploy_nodejs', 'lint', 'codo'] - -gulp.task 'build_browser', -> - gulp.src files.browser, { read: false } - .pipe plumber() - .pipe browserify - transform: ['coffeeify'] - extensions: ['.coffee'] - debug : true - .pipe rename - extname: ".js" - .pipe gulp.dest './build/browser/' - .pipe uglify() - .pipe gulp.dest '.' - - gulp.src files.test, {read: false} - .pipe plumber() - .pipe browserify - transform: ['coffeeify'] - extensions: ['.coffee'] - debug: true - .pipe rename - extname: ".js" - dirname: "./" - .pipe gulp.dest './build/test/' - -gulp.task 'build_node', -> - gulp.src files.lib - .pipe plumber() - .pipe coffee({bare:true}) - .pipe gulp.dest './build/node' - -gulp.task 'build', ['build_node', 'build_browser'], -> - -gulp.task 'watch', ['build'], -> - gulp.watch files.all, ['build'] - -gulp.task 'mocha', -> - gulp.src files.test, { read: false } - .pipe mocha {reporter : 'list'} - .pipe exit() - -gulp.task 'lint', -> - gulp.src files.all - .pipe ignore.include '**/*.coffee' - .pipe coffeelint { - "max_line_length": - "level": "ignore" - } - .pipe coffeelint.reporter() - -gulp.task 'literate', -> - gulp.src files.examples - .pipe ljs { code : true } - .pipe rename - basename : "README" - extname : ".md" - .pipe gulp.dest 'examples/' - .pipe gulpif '!**/', git.add({args : "-A"}) - -gulp.task 'codo', [], ()-> - command = './node_modules/codo/bin/codo -o "./doc" --name "yjs" --readme "README.md" --undocumented false --private true --title "yjs API" ./lib - LICENSE.txt ' - run(command).exec() - -gulp.task 'clean', -> - gulp.src ['./build/{browser,test,node}/**/*.{js,map}','./doc/'], { read: false } - .pipe rimraf() - -gulp.task 'default', ['clean','build'], -> diff --git a/gulpfile.js b/gulpfile.js new file mode 100644 index 00000000..a6e7f27d --- /dev/null +++ b/gulpfile.js @@ -0,0 +1,77 @@ +/*eslint-env node */ + +var gulp = require("gulp"); +var sourcemaps = require("gulp-sourcemaps"); +var babel = require("gulp-babel"); +var uglify = require("gulp-uglify"); +var minimist = require("minimist"); +var eslint = require("gulp-eslint"); +var jasmine = require("gulp-jasmine"); +var concat = require("gulp-concat"); + +var moduleName = "y.js"; + +var files = { + y: ["src/**/*.js"], + lint: ["src/**/*.js", "gulpfile.js"], + tests: ["tests/**/*.js"] +}; + +var options = minimist(process.argv.slice(2), { + string: "export", + default: { export: "ignore" } +}); + +gulp.task("test", function () { + return gulp.src(files.y.concat(files.tests)) + .pipe(sourcemaps.init()) + .pipe(concat(moduleName)) + .pipe(babel({ + loose: "all", + modules: "common" + })) + .pipe(uglify()) + .pipe(gulp.dest("build")) + .pipe(jasmine({ + verbose: true, + includeStuckTrace: true + })) + .pipe(sourcemaps.write(".")); +}); + +gulp.task("build_browser", function () { + return gulp.src(files.y) + .pipe(sourcemaps.init()) + .pipe(babel({ + loose: "all", + modules: "ignore" + })) + .pipe(concat(moduleName)) + .pipe(uglify()) + .pipe(sourcemaps.write(".")) + .pipe(gulp.dest(".")); +}); + +gulp.task("build_node", function(){ + gulp.src(files.y) + .pipe(sourcemaps.init()) + .pipe(babel({ + loose: "all", + modules: "common" + })) + .pipe(sourcemaps.write(".")) + .pipe(gulp.dest("./build_node")); +}); + +gulp.task("lint", function(){ + return gulp.y(files.lint) + .pipe(eslint()) + .pipe(eslint.format()) + .pipe(eslint.failOnError()); +}); + +gulp.task("develop", function(){ + return gulp.watch(files.src, ["build"]); +}); + +gulp.task("default", ["build"]); diff --git a/interfaces/jasmine.js b/interfaces/jasmine.js new file mode 100644 index 00000000..a7cdfe6e --- /dev/null +++ b/interfaces/jasmine.js @@ -0,0 +1,5 @@ +/* @flow */ + +declare var describe : Function; +declare var it : Function; +declare var expect : Function; diff --git a/lib/ConnectorAdapter.coffee b/lib/ConnectorAdapter.coffee deleted file mode 100644 index 0b60f6d9..00000000 --- a/lib/ConnectorAdapter.coffee +++ /dev/null @@ -1,61 +0,0 @@ - -ConnectorClass = require "./ConnectorClass" -# -# @param {Engine} engine The transformation engine -# @param {HistoryBuffer} HB -# @param {Array} execution_listener You must ensure that whenever an operation is executed, every function in this Array is called. -# -adaptConnector = (connector, engine, HB, execution_listener)-> - - for name, f of ConnectorClass - connector[name] = f - - connector.setIsBoundToY() - - send_ = (o)-> - if (o.uid.creator is HB.getUserId()) and - (typeof o.uid.op_number isnt "string") and # TODO: i don't think that we need this anymore.. - (HB.getUserId() isnt "_temp") - connector.broadcast o - - if connector.invokeSync? - HB.setInvokeSyncHandler connector.invokeSync - - execution_listener.push send_ - # For the XMPPConnector: lets send it as an array - # therefore, we have to restructure it later - encode_state_vector = (v)-> - for name,value of v - user: name - state: value - parse_state_vector = (v)-> - state_vector = {} - for s in v - state_vector[s.user] = s.state - state_vector - - getStateVector = ()-> - encode_state_vector HB.getOperationCounter() - - getHB = (v)-> - state_vector = parse_state_vector v - hb = HB._encode state_vector - json = - hb: hb - state_vector: encode_state_vector HB.getOperationCounter() - json - - applyHB = (hb, fromHB)-> - engine.applyOp hb, fromHB - - connector.getStateVector = getStateVector - connector.getHB = getHB - connector.applyHB = applyHB - - connector.receive_handlers ?= [] - connector.receive_handlers.push (sender, op)-> - if op.uid.creator isnt HB.getUserId() - engine.applyOp op - - -module.exports = adaptConnector diff --git a/lib/ConnectorClass.coffee b/lib/ConnectorClass.coffee deleted file mode 100644 index f94eb026..00000000 --- a/lib/ConnectorClass.coffee +++ /dev/null @@ -1,355 +0,0 @@ - -module.exports = - # - # @params new Connector(options) - # @param options.syncMethod {String} is either "syncAll" or "master-slave". - # @param options.role {String} The role of this client - # (slave or master (only used when syncMethod is master-slave)) - # @param options.perform_send_again {Boolean} Whetehr to whether to resend the HB after some time period. This reduces sync errors, but has some overhead (optional) - # - init: (options)-> - req = (name, choices)=> - if options[name]? - if (not choices?) or choices.some((c)->c is options[name]) - @[name] = options[name] - else - throw new Error "You can set the '"+name+"' option to one of the following choices: "+JSON.encode(choices) - else - throw new Error "You must specify "+name+", when initializing the Connector!" - - req "syncMethod", ["syncAll", "master-slave"] - req "role", ["master", "slave"] - req "user_id" - @on_user_id_set?(@user_id) - - # whether to resend the HB after some time period. This reduces sync errors. - # But this is not necessary in the test-connector - if options.perform_send_again? - @perform_send_again = options.perform_send_again - else - @perform_send_again = true - - # A Master should sync with everyone! TODO: really? - for now its safer this way! - if @role is "master" - @syncMethod = "syncAll" - - # is set to true when this is synced with all other connections - @is_synced = false - # Peerjs Connections: key: conn-id, value: object - @connections = {} - # List of functions that shall process incoming data - @receive_handlers ?= [] - - # whether this instance is bound to any y instance - @connections = {} - @current_sync_target = null - @sent_hb_to_all_users = false - @is_initialized = true - - onUserEvent: (f)-> - @connections_listeners ?= [] - @connections_listeners.push f - - isRoleMaster: -> - @role is "master" - - isRoleSlave: -> - @role is "slave" - - findNewSyncTarget: ()-> - @current_sync_target = null - if @syncMethod is "syncAll" - for user, c of @connections - if not c.is_synced - @performSync user - break - if not @current_sync_target? - @setStateSynced() - null - - userLeft: (user)-> - delete @connections[user] - @findNewSyncTarget() - if @connections_listeners? - for f in @connections_listeners - f { - action: "userLeft" - user: user - } - - - userJoined: (user, role)-> - if not role? - throw new Error "Internal: You must specify the role of the joined user! E.g. userJoined('uid:3939','slave')" - # a user joined the room - @connections[user] ?= {} - @connections[user].is_synced = false - - if (not @is_synced) or @syncMethod is "syncAll" - if @syncMethod is "syncAll" - @performSync user - else if role is "master" - # TODO: What if there are two masters? Prevent sending everything two times! - @performSyncWithMaster user - - if @connections_listeners? - for f in @connections_listeners - f { - action: "userJoined" - user: user - role: role - } - - # - # Execute a function _when_ we are connected. If not connected, wait until connected. - # @param f {Function} Will be executed on the Connector context. - # - whenSynced: (args)-> - if args.constructor is Function - args = [args] - if @is_synced - args[0].apply this, args[1..] - else - @compute_when_synced ?= [] - @compute_when_synced.push args - - # - # Execute an function when a message is received. - # @param f {Function} Will be executed on the PeerJs-Connector context. f will be called with (sender_id, broadcast {true|false}, message). - # - onReceive: (f)-> - @receive_handlers.push f - - ### - # Broadcast a message to all connected peers. - # @param message {Object} The message to broadcast. - # - broadcast: (message)-> - throw new Error "You must implement broadcast!" - - # - # Send a message to a peer, or set of peers - # - send: (peer_s, message)-> - throw new Error "You must implement send!" - ### - - # - # perform a sync with a specific user. - # - performSync: (user)-> - if not @current_sync_target? - @current_sync_target = user - @send user, - sync_step: "getHB" - send_again: "true" - data: @getStateVector() - if not @sent_hb_to_all_users - @sent_hb_to_all_users = true - - hb = @getHB([]).hb - _hb = [] - for o in hb - _hb.push o - if _hb.length > 10 - @broadcast - sync_step: "applyHB_" - data: _hb - _hb = [] - @broadcast - sync_step: "applyHB" - data: _hb - - - - # - # When a master node joined the room, perform this sync with him. It will ask the master for the HB, - # and will broadcast his own HB - # - performSyncWithMaster: (user)-> - @current_sync_target = user - @send user, - sync_step: "getHB" - send_again: "true" - data: @getStateVector() - hb = @getHB([]).hb - _hb = [] - for o in hb - _hb.push o - if _hb.length > 10 - @broadcast - sync_step: "applyHB_" - data: _hb - _hb = [] - @broadcast - sync_step: "applyHB" - data: _hb - - # - # You are sure that all clients are synced, call this function. - # - setStateSynced: ()-> - if not @is_synced - @is_synced = true - if @compute_when_synced? - for el in @compute_when_synced - f = el[0] - args = el[1..] - f.apply(args) - delete @compute_when_synced - null - - # executed when the a state_vector is received. listener will be called only once! - whenReceivedStateVector: (f)-> - @when_received_state_vector_listeners ?= [] - @when_received_state_vector_listeners.push f - - - # - # You received a raw message, and you know that it is intended for to Yjs. Then call this function. - # - receiveMessage: (sender, res)-> - if not res.sync_step? - for f in @receive_handlers - f sender, res - else - if sender is @user_id - return - if res.sync_step is "getHB" - # call listeners - if @when_received_state_vector_listeners? - for f in @when_received_state_vector_listeners - f.call this, res.data - delete @when_received_state_vector_listeners - - data = @getHB(res.data) - hb = data.hb - _hb = [] - # always broadcast, when not synced. - # This reduces errors, when the clients goes offline prematurely. - # When this client only syncs to one other clients, but looses connectors, - # before syncing to the other clients, the online clients have different states. - # Since we do not want to perform regular syncs, this is a good alternative - if @is_synced - sendApplyHB = (m)=> - @send sender, m - else - sendApplyHB = (m)=> - @broadcast m - - for o in hb - _hb.push o - if _hb.length > 10 - sendApplyHB - sync_step: "applyHB_" - data: _hb - _hb = [] - - sendApplyHB - sync_step : "applyHB" - data: _hb - - if res.send_again? and @perform_send_again - send_again = do (sv = data.state_vector)=> - ()=> - hb = @getHB(sv).hb - for o in hb - _hb.push o - if _hb.length > 10 - @send sender, - sync_step: "applyHB_" - data: _hb - _hb = [] - @send sender, - sync_step: "applyHB", - data: _hb - sent_again: "true" - setTimeout send_again, 3000 - else if res.sync_step is "applyHB" - @applyHB(res.data, sender is @current_sync_target) - - if (@syncMethod is "syncAll" or res.sent_again?) and (not @is_synced) and ((@current_sync_target is sender) or (not @current_sync_target?)) - @connections[sender].is_synced = true - @findNewSyncTarget() - - else if res.sync_step is "applyHB_" - @applyHB(res.data, sender is @current_sync_target) - - - # Currently, the HB encodes operations as JSON. For the moment I want to keep it - # that way. Maybe we support encoding in the HB as XML in the future, but for now I don't want - # too much overhead. Y is very likely to get changed a lot in the future - # - # Because we don't want to encode JSON as string (with character escaping, wich makes it pretty much unreadable) - # we encode the JSON as XML. - # - # When the HB support encoding as XML, the format should look pretty much like this. - - # does not support primitive values as array elements - # expects an ltx (less than xml) object - parseMessageFromXml: (m)-> - parse_array = (node)-> - for n in node.children - if n.getAttribute("isArray") is "true" - parse_array n - else - parse_object n - - parse_object = (node)-> - json = {} - for name, value of node.attrs - int = parseInt(value) - if isNaN(int) or (""+int) isnt value - json[name] = value - else - json[name] = int - for n in node.children - name = n.name - if n.getAttribute("isArray") is "true" - json[name] = parse_array n - else - json[name] = parse_object n - json - parse_object m - - # encode message in xml - # we use string because Strophe only accepts an "xml-string".. - # So {a:4,b:{c:5}} will look like - # - # - # - # m - ltx element - # json - guess it ;) - # - encodeMessageToXml: (m, json)-> - # attributes is optional - encode_object = (m, json)-> - for name,value of json - if not value? - # nop - else if value.constructor is Object - encode_object m.c(name), value - else if value.constructor is Array - encode_array m.c(name), value - else - m.setAttribute(name,value) - m - encode_array = (m, array)-> - m.setAttribute("isArray","true") - for e in array - if e.constructor is Object - encode_object m.c("array-element"), e - else - encode_array m.c("array-element"), e - m - if json.constructor is Object - encode_object m.c("y",{xmlns:"http://y.ninja/connector-stanza"}), json - else if json.constructor is Array - encode_array m.c("y",{xmlns:"http://y.ninja/connector-stanza"}), json - else - throw new Error "I can't encode this json!" - - setIsBoundToY: ()-> - @on_bound_to_y?() - delete @when_bound_to_y - @is_bound_to_y = true diff --git a/lib/Engine.coffee b/lib/Engine.coffee deleted file mode 100644 index 9da5ce21..00000000 --- a/lib/Engine.coffee +++ /dev/null @@ -1,115 +0,0 @@ - -window?.unprocessed_counter = 0 # del this -window?.unprocessed_exec_counter = 0 # TODO -window?.unprocessed_types = [] - -# -# @nodoc -# The Engine handles how and in which order to execute operations and add operations to the HistoryBuffer. -# -class Engine - - # - # @param {HistoryBuffer} HB - # @param {Object} types list of available types - # - constructor: (@HB, @types)-> - @unprocessed_ops = [] - - # - # Parses an operatio from the json format. It uses the specified parser in your OperationType module. - # - parseOperation: (json)-> - type = @types[json.type] - if type?.parse? - type.parse json - else - throw new Error "You forgot to specify a parser for type #{json.type}. The message is #{JSON.stringify json}." - - - # - # Apply a set of operations. E.g. the operations you received from another users HB._encode(). - # @note You must not use this method when you already have ops in your HB! - ### - applyOpsBundle: (ops_json)-> - ops = [] - for o in ops_json - ops.push @parseOperation o - for o in ops - if not o.execute() - @unprocessed_ops.push o - @tryUnprocessed() - ### - - # - # Same as applyOps but operations that are already in the HB are not applied. - # @see Engine.applyOps - # - applyOpsCheckDouble: (ops_json)-> - for o in ops_json - if not @HB.getOperation(o.uid)? - @applyOp o - - # - # Apply a set of operations. (Helper for using applyOp on Arrays) - # @see Engine.applyOp - applyOps: (ops_json)-> - @applyOp ops_json - - # - # Apply an operation that you received from another peer. - # TODO: make this more efficient!! - # - operations may only executed in order by creator, order them in object of arrays (key by creator) - # - you can probably make something like dependencies (creator1 waits for creator2) - applyOp: (op_json_array, fromHB = false)-> - if op_json_array.constructor isnt Array - op_json_array = [op_json_array] - for op_json in op_json_array - if fromHB - op_json.fromHB = "true" # execute immediately, if - # $parse_and_execute will return false if $o_json was parsed and executed, otherwise the parsed operadion - o = @parseOperation op_json - o.parsed_from_json = op_json - if op_json.fromHB? - o.fromHB = op_json.fromHB - # @HB.addOperation o - if @HB.getOperation(o)? - # nop - else if ((not @HB.isExpectedOperation(o)) and (not o.fromHB?)) or (not o.execute()) - @unprocessed_ops.push o - window?.unprocessed_types.push o.type # TODO: delete this - @tryUnprocessed() - - # - # Call this method when you applied a new operation. - # It checks if operations that were previously not executable are now executable. - # - tryUnprocessed: ()-> - while true - old_length = @unprocessed_ops.length - unprocessed = [] - for op in @unprocessed_ops - if @HB.getOperation(op)? - # nop - else if (not @HB.isExpectedOperation(op) and (not op.fromHB?)) or (not op.execute()) - unprocessed.push op - @unprocessed_ops = unprocessed - if @unprocessed_ops.length is old_length - break - if @unprocessed_ops.length isnt 0 - @HB.invokeSync() - - -module.exports = Engine - - - - - - - - - - - - diff --git a/lib/HistoryBuffer.coffee b/lib/HistoryBuffer.coffee deleted file mode 100644 index 6e4c35cc..00000000 --- a/lib/HistoryBuffer.coffee +++ /dev/null @@ -1,227 +0,0 @@ - -# -# @nodoc -# An object that holds all applied operations. -# -# @note The HistoryBuffer is commonly abbreviated to HB. -# -class HistoryBuffer - - # - # Creates an empty HB. - # @param {Object} user_id Creator of the HB. - # - constructor: (@user_id)-> - @operation_counter = {} - @buffer = {} - @change_listeners = [] - @garbage = [] # Will be cleaned on next call of garbageCollector - @trash = [] # Is deleted. Wait until it is not used anymore. - @performGarbageCollection = true - @garbageCollectTimeout = 30000 - @reserved_identifier_counter = 0 - setTimeout @emptyGarbage, @garbageCollectTimeout - - # At the beginning (when the user id was not assigned yet), - # the operations are added to buffer._temp. When you finally get your user id, - # the operations are copies from buffer._temp to buffer[id]. Furthermore, when buffer[id] does already contain operations - # (because of a previous session), the uid.op_numbers of the operations have to be reassigned. - # This is what this function does. It adds them to buffer[id], - # and assigns them the correct uid.op_number and uid.creator - setUserId: (@user_id, state_vector)-> - @buffer[@user_id] ?= [] - buff = @buffer[@user_id] - - # we assumed that we started with counter = 0. - # when we receive tha state_vector, and actually have - # counter = 10. Then we have to add 10 to every op_counter - counter_diff = state_vector[@user_id] or 0 - - if @buffer._temp? - for o_name,o of @buffer._temp - o.uid.creator = @user_id - o.uid.op_number += counter_diff - buff[o.uid.op_number] = o - - @operation_counter[@user_id] = (@operation_counter._temp or 0) + counter_diff - - delete @operation_counter._temp - delete @buffer._temp - - - emptyGarbage: ()=> - for o in @garbage - #if @getOperationCounter(o.uid.creator) > o.uid.op_number - o.cleanup?() - - @garbage = @trash - @trash = [] - if @garbageCollectTimeout isnt -1 - @garbageCollectTimeoutId = setTimeout @emptyGarbage, @garbageCollectTimeout - undefined - - # - # Get the user id with wich the History Buffer was initialized. - # - getUserId: ()-> - @user_id - - addToGarbageCollector: ()-> - if @performGarbageCollection - for o in arguments - if o? - @garbage.push o - - stopGarbageCollection: ()-> - @performGarbageCollection = false - @setManualGarbageCollect() - @garbage = [] - @trash = [] - - setManualGarbageCollect: ()-> - @garbageCollectTimeout = -1 - clearTimeout @garbageCollectTimeoutId - @garbageCollectTimeoutId = undefined - - setGarbageCollectTimeout: (@garbageCollectTimeout)-> - - # - # I propose to use it in your Framework, to create something like a root element. - # An operation with this identifier is not propagated to other clients. - # This is why everybode must create the same operation with this uid. - # - getReservedUniqueIdentifier: ()-> - { - creator : '_' - op_number : "_#{@reserved_identifier_counter++}" - } - - # - # Get the operation counter that describes the current state of the document. - # - getOperationCounter: (user_id)-> - if not user_id? - res = {} - for user,ctn of @operation_counter - res[user] = ctn - res - else - @operation_counter[user_id] - - isExpectedOperation: (o)-> - @operation_counter[o.uid.creator] ?= 0 - o.uid.op_number <= @operation_counter[o.uid.creator] - true #TODO: !! this could break stuff. But I dunno why - - # - # Encode this operation in such a way that it can be parsed by remote peers. - # TODO: Make this more efficient! - _encode: (state_vector={})-> - json = [] - unknown = (user, o_number)-> - if (not user?) or (not o_number?) - throw new Error "dah!" - not state_vector[user]? or state_vector[user] <= o_number - - for u_name,user of @buffer - # TODO next, if @state_vector[user] <= state_vector[user] - if u_name is "_" - continue - for o_number,o of user - if (not o.uid.noOperation?) and unknown(u_name, o_number) - # its necessary to send it, and not known in state_vector - o_json = o._encode() - if o.next_cl? # applies for all ops but the most right delimiter! - # search for the next _known_ operation. (When state_vector is {} then this is the Delimiter) - o_next = o.next_cl - while o_next.next_cl? and unknown(o_next.uid.creator, o_next.uid.op_number) - o_next = o_next.next_cl - o_json.next = o_next.getUid() - else if o.prev_cl? # most right delimiter only! - # same as the above with prev. - o_prev = o.prev_cl - while o_prev.prev_cl? and unknown(o_prev.uid.creator, o_prev.uid.op_number) - o_prev = o_prev.prev_cl - o_json.prev = o_prev.getUid() - json.push o_json - - json - - # - # Get the number of operations that were created by a user. - # Accordingly you will get the next operation number that is expected from that user. - # This will increment the operation counter. - # - getNextOperationIdentifier: (user_id)-> - if not user_id? - user_id = @user_id - if not @operation_counter[user_id]? - @operation_counter[user_id] = 0 - uid = - 'creator' : user_id - 'op_number' : @operation_counter[user_id] - @operation_counter[user_id]++ - uid - - # - # Retrieve an operation from a unique id. - # - # when uid has a "sub" property, the value of it will be applied - # on the operations retrieveSub method (which must! be defined) - # - getOperation: (uid)-> - if uid.uid? - uid = uid.uid - o = @buffer[uid.creator]?[uid.op_number] - if uid.sub? and o? - o.retrieveSub uid.sub - else - o - - # - # Add an operation to the HB. Note that this will not link it against - # other operations (it wont executed) - # - addOperation: (o)-> - if not @buffer[o.uid.creator]? - @buffer[o.uid.creator] = {} - if @buffer[o.uid.creator][o.uid.op_number]? - throw new Error "You must not overwrite operations!" - if (o.uid.op_number.constructor isnt String) and (not @isExpectedOperation(o)) and (not o.fromHB?) # you already do this in the engine, so delete it here! - throw new Error "this operation was not expected!" - @addToCounter(o) - @buffer[o.uid.creator][o.uid.op_number] = o - o - - removeOperation: (o)-> - delete @buffer[o.uid.creator]?[o.uid.op_number] - - # When the HB determines inconsistencies, then the invokeSync - # handler wil be called, which should somehow invoke the sync with another collaborator. - # The parameter of the sync handler is the user_id with wich an inconsistency was determined - setInvokeSyncHandler: (f)-> - @invokeSync = f - - # empty per default # TODO: do i need this? - invokeSync: ()-> - - # after you received the HB of another user (in the sync process), - # you renew your own state_vector to the state_vector of the other user - renewStateVector: (state_vector)-> - for user,state of state_vector - if ((not @operation_counter[user]?) or (@operation_counter[user] < state_vector[user])) and state_vector[user]? - @operation_counter[user] = state_vector[user] - - # - # Increment the operation_counter that defines the current state of the Engine. - # - addToCounter: (o)-> - @operation_counter[o.uid.creator] ?= 0 - # TODO: check if operations are send in order - if o.uid.op_number is @operation_counter[o.uid.creator] - @operation_counter[o.uid.creator]++ - while @buffer[o.uid.creator][@operation_counter[o.uid.creator]]? - @operation_counter[o.uid.creator]++ - undefined - -module.exports = HistoryBuffer diff --git a/lib/ObjectType.coffee b/lib/ObjectType.coffee deleted file mode 100644 index 3a50585e..00000000 --- a/lib/ObjectType.coffee +++ /dev/null @@ -1,74 +0,0 @@ - -class YObject - - constructor: (@_object = {})-> - if @_object.constructor is Object - for name, val of @_object - if val.constructor is Object - @_object[name] = new YObject(val) - else - throw new Error "Y.Object accepts Json Objects only" - - _name: "Object" - - _getModel: (types, ops)-> - if not @_model? - @_model = new ops.MapManager(@).execute() - for n,o of @_object - @_model.val n, o - delete @_object - @_model - - _setModel: (@_model)-> - delete @_object - - observe: (f)-> - @_model.observe f - @ - - unobserve: (f)-> - @_model.unobserve f - @ - - # - # @overload val() - # Get this as a Json object. - # @return [Json] - # - # @overload val(name) - # Get value of a property. - # @param {String} name Name of the object property. - # @return [*] Depends on the value of the property. - # - # @overload val(name, content) - # Set a new property. - # @param {String} name Name of the object property. - # @param {Object|String} content Content of the object property. - # @return [Object Type] This object. (supports chaining) - # - val: (name, content)-> - if @_model? - @_model.val.apply @_model, arguments - else - if content? - @_object[name] = content - else if name? - @_object[name] - else - res = {} - for n,v of @_object - res[n] = v - res - - delete: (name)-> - @_model.delete(name) - @ - -if window? - if window.Y? - window.Y.Object = YObject - else - throw new Error "You must first import Y!" - -if module? - module.exports = YObject diff --git a/lib/Operations/Basic.coffee b/lib/Operations/Basic.coffee deleted file mode 100644 index cda9500f..00000000 --- a/lib/Operations/Basic.coffee +++ /dev/null @@ -1,678 +0,0 @@ -module.exports = ()-> - # @see Engine.parse - ops = {} - execution_listener = [] - - # - # @private - # @abstract - # @nodoc - # A generic interface to ops. - # - # An operation has the following methods: - # * _encode: encodes an operation (needed only if instance of this operation is sent). - # * execute: execute the effects of this operations. Good examples are Insert-type and AddName-type - # * val: in the case that the operation holds a value - # - # Furthermore an encodable operation has a parser. We extend the parser object in order to parse encoded operations. - # - class ops.Operation - - # - # @param {Object} uid A unique identifier. - # If uid is undefined, a new uid will be created before at the end of the execution sequence - # - constructor: (custom_type, uid, content, content_operations)-> - if custom_type? - @custom_type = custom_type - @is_deleted = false - @garbage_collected = false - @event_listeners = [] # TODO: rename to observers or sth like that - if uid? - @uid = uid - - # see encode to see, why we are doing it this way - if content is undefined - # nop - else if content? and content.creator? - @saveOperation 'content', content - else - @content = content - if content_operations? - @content_operations = {} - for name, op of content_operations - @saveOperation name, op, 'content_operations' - - type: "Operation" - - getContent: (name)-> - if @content? - if @content.getCustomType? - @content.getCustomType() - else if @content.constructor is Object - if name? - if @content[name]? - @content[name] - else - @content_operations[name].getCustomType() - else - content = {} - for n,v of @content - content[n] = v - if @content_operations? - for n,v of @content_operations - v = v.getCustomType() - content[n] = v - content - else - @content - else - @content - - retrieveSub: ()-> - throw new Error "sub properties are not enable on this operation type!" - - # - # Add an event listener. It depends on the operation which events are supported. - # @param {Function} f f is executed in case the event fires. - # - observe: (f)-> - @event_listeners.push f - - # - # Deletes function from the observer list - # @see Operation.observe - # - # @overload unobserve(event, f) - # @param f {Function} The function that you want to delete - unobserve: (f)-> - @event_listeners = @event_listeners.filter (g)-> - f isnt g - - # - # Deletes all subscribed event listeners. - # This should be called, e.g. after this has been replaced. - # (Then only one replace event should fire. ) - # This is also called in the cleanup method. - deleteAllObservers: ()-> - @event_listeners = [] - - delete: ()-> - (new ops.Delete undefined, @).execute() - null - - # - # Fire an event. - # TODO: Do something with timeouts. You don't want this to fire for every operation (e.g. insert). - # TODO: do you need callEvent+forwardEvent? Only one suffices probably - callEvent: ()-> - if @custom_type? - callon = @getCustomType() - else - callon = @ - @forwardEvent callon, arguments... - - # - # Fire an event and specify in which context the listener is called (set 'this'). - # TODO: do you need this ? - forwardEvent: (op, args...)-> - for f in @event_listeners - f.call op, args... - - isDeleted: ()-> - @is_deleted - - applyDelete: (garbagecollect = true)-> - if not @garbage_collected - #console.log "applyDelete: #{@type}" - @is_deleted = true - if garbagecollect - @garbage_collected = true - @HB.addToGarbageCollector @ - - cleanup: ()-> - #console.log "cleanup: #{@type}" - @HB.removeOperation @ - @deleteAllObservers() - - # - # Set the parent of this operation. - # - setParent: (@parent)-> - - # - # Get the parent of this operation. - # - getParent: ()-> - @parent - - # - # Computes a unique identifier (uid) that identifies this operation. - # - getUid: ()-> - if not @uid.noOperation? - @uid - else - if @uid.alt? # could be (safely) undefined - map_uid = @uid.alt.cloneUid() - map_uid.sub = @uid.sub - map_uid - else - undefined - - cloneUid: ()-> - uid = {} - for n,v of @getUid() - uid[n] = v - uid - - # - # @private - # If not already done, set the uid - # Add this to the HB - # Notify the all the listeners. - # - execute: ()-> - if @validateSavedOperations() - @is_executed = true - if not @uid? - # When this operation was created without a uid, then set it here. - # There is only one other place, where this can be done - before an Insertion - # is executed (because we need the creator_id) - @uid = @HB.getNextOperationIdentifier() - if not @uid.noOperation? - @HB.addOperation @ - for l in execution_listener - l @_encode() - @ - else - false - - # - # @private - # Operations may depend on other operations (linked lists, etc.). - # The saveOperation and validateSavedOperations methods provide - # an easy way to refer to these operations via an uid or object reference. - # - # For example: We can create a new Delete operation that deletes the operation $o like this - # - var d = new Delete(uid, $o); or - # - var d = new Delete(uid, $o.getUid()); - # Either way we want to access $o via d.deletes. In the second case validateSavedOperations must be called first. - # - # @overload saveOperation(name, op_uid) - # @param {String} name The name of the operation. After validating (with validateSavedOperations) the instantiated operation will be accessible via this[name]. - # @param {Object} op_uid A uid that refers to an operation - # @overload saveOperation(name, op) - # @param {String} name The name of the operation. After calling this function op is accessible via this[name]. - # @param {Operation} op An Operation object - # - saveOperation: (name, op, base = "this")-> - if op? and op._getModel? - op = op._getModel(@custom_types, @operations) - # - # Every instance of $Operation must have an $execute function. - # We use duck-typing to check if op is instantiated since there - # could exist multiple classes of $Operation - # - if not op? - # nop - else if op.execute? or not (op.op_number? and op.creator?) - # is instantiated, or op is string. Currently "Delimiter" is saved as string - # (in combination with @parent you can retrieve the delimiter..) - if base is "this" - @[name] = op - else - dest = @[base] - paths = name.split("/") - last_path = paths.pop() - for path in paths - dest = dest[path] - dest[last_path] = op - else - # not initialized. Do it when calling $validateSavedOperations() - @unchecked ?= {} - @unchecked[base] ?= {} - @unchecked[base][name] = op - - # - # @private - # After calling this function all not instantiated operations will be accessible. - # @see Operation.saveOperation - # - # @return [Boolean] Whether it was possible to instantiate all operations. - # - validateSavedOperations: ()-> - uninstantiated = {} - success = true - for base_name, base of @unchecked - for name, op_uid of base - op = @HB.getOperation op_uid - if op - if base_name is "this" - @[name] = op - else - dest = @[base_name] - paths = name.split("/") - last_path = paths.pop() - for path in paths - dest = dest[path] - dest[last_path] = op - else - uninstantiated[base_name] ?= {} - uninstantiated[base_name][name] = op_uid - success = false - if not success - @unchecked = uninstantiated - return false - else - delete @unchecked - return @ - - getCustomType: ()-> - if not @custom_type? - # throw new Error "This operation was not initialized with a custom type" - @ - else - if @custom_type.constructor is String - # has not been initialized yet (only the name is specified) - Type = @custom_types - for t in @custom_type.split(".") - Type = Type[t] - @custom_type = new Type() - @custom_type._setModel @ - @custom_type - - # - # @private - # Encode this operation in such a way that it can be parsed by remote peers. - # - _encode: (json = {})-> - json.type = @type - json.uid = @getUid() - if @custom_type? - if @custom_type.constructor is String - json.custom_type = @custom_type - else - json.custom_type = @custom_type._name - - if @content?.getUid? - json.content = @content.getUid() - else - json.content = @content - if @content_operations? - operations = {} - for n,o of @content_operations - if o._getModel? - o = o._getModel(@custom_types, @operations) - operations[n] = o.getUid() - json.content_operations = operations - json - - # - # @nodoc - # A simple Delete-type operation that deletes an operation. - # - class ops.Delete extends ops.Operation - - # - # @param {Object} uid A unique identifier. If uid is undefined, a new uid will be created. - # @param {Object} deletes UID or reference of the operation that this to be deleted. - # - constructor: (custom_type, uid, deletes)-> - @saveOperation 'deletes', deletes - super custom_type, uid - - type: "Delete" - - # - # @private - # Convert all relevant information of this operation to the json-format. - # This result can be sent to other clients. - # - _encode: ()-> - { - 'type': "Delete" - 'uid': @getUid() - 'deletes': @deletes.getUid() - } - - # - # @private - # Apply the deletion. - # - execute: ()-> - if @validateSavedOperations() - res = super - if res - @deletes.applyDelete @ - res - else - false - - # - # Define how to parse Delete operations. - # - ops.Delete.parse = (o)-> - { - 'uid' : uid - 'deletes': deletes_uid - } = o - new this(null, uid, deletes_uid) - - # - # @nodoc - # A simple insert-type operation. - # - # An insert operation is always positioned between two other insert operations. - # Internally this is realized as associative lists, whereby each insert operation has a predecessor and a successor. - # For the sake of efficiency we maintain two lists: - # - The short-list (abbrev. sl) maintains only the operations that are not deleted (unimplemented, good idea?) - # - The complete-list (abbrev. cl) maintains all operations - # - class ops.Insert extends ops.Operation - - # - # @param {Object} uid A unique identifier. If uid is undefined, a new uid will be created. - # @param {Operation} prev_cl The predecessor of this operation in the complete-list (cl) - # @param {Operation} next_cl The successor of this operation in the complete-list (cl) - # - constructor: (custom_type, content, content_operations, parent, uid, prev_cl, next_cl, origin)-> - @saveOperation 'parent', parent - @saveOperation 'prev_cl', prev_cl - @saveOperation 'next_cl', next_cl - if origin? - @saveOperation 'origin', origin - else - @saveOperation 'origin', prev_cl - super custom_type, uid, content, content_operations - - type: "Insert" - - val: ()-> - @getContent() - - getNext: (i=1)-> - n = @ - while i > 0 and n.next_cl? - n = n.next_cl - if not n.is_deleted - i-- - if n.is_deleted - null - n - - getPrev: (i=1)-> - n = @ - while i > 0 and n.prev_cl? - n = n.prev_cl - if not n.is_deleted - i-- - if n.is_deleted - null - else - n - - # - # set content to null and other stuff - # @private - # - applyDelete: (o)-> - @deleted_by ?= [] - callLater = false - if @parent? and not @is_deleted and o? # o? : if not o?, then the delimiter deleted this Insertion. Furthermore, it would be wrong to call it. TODO: make this more expressive and save - # call iff wasn't deleted earlyer - callLater = true - if o? - @deleted_by.push o - garbagecollect = false - if @next_cl.isDeleted() - garbagecollect = true - super garbagecollect - if callLater - @parent.callOperationSpecificDeleteEvents(this, o) - if @prev_cl? and @prev_cl.isDeleted() - # garbage collect prev_cl - @prev_cl.applyDelete() - - cleanup: ()-> - if @next_cl.isDeleted() - # delete all ops that delete this insertion - for d in @deleted_by - d.cleanup() - - # throw new Error "right is not deleted. inconsistency!, wrararar" - # change origin references to the right - o = @next_cl - while o.type isnt "Delimiter" - if o.origin is @ - o.origin = @prev_cl - o = o.next_cl - # reconnect left/right - @prev_cl.next_cl = @next_cl - @next_cl.prev_cl = @prev_cl - - # delete content - # - we must not do this in applyDelete, because this would lead to inconsistencies - # (e.g. the following operation order must be invertible : - # Insert refers to content, then the content is deleted) - # Therefore, we have to do this in the cleanup - # * NODE: We never delete Insertions! - if @content instanceof ops.Operation and not (@content instanceof ops.Insert) - @content.referenced_by-- - if @content.referenced_by <= 0 and not @content.is_deleted - @content.applyDelete() - delete @content - super - # else - # Someone inserted something in the meantime. - # Remember: this can only be garbage collected when next_cl is deleted - - # - # @private - # The amount of positions that $this operation was moved to the right. - # - getDistanceToOrigin: ()-> - d = 0 - o = @prev_cl - while true - if @origin is o - break - d++ - o = o.prev_cl - d - - # - # @private - # Include this operation in the associative lists. - execute: ()-> - if not @validateSavedOperations() - return false - else - if @content instanceof ops.Operation - @content.insert_parent = @ # TODO: this is probably not necessary and only nice for debugging - @content.referenced_by ?= 0 - @content.referenced_by++ - if @parent? - if not @prev_cl? - @prev_cl = @parent.beginning - if not @origin? - @origin = @prev_cl - else if @origin is "Delimiter" - @origin = @parent.beginning - if not @next_cl? - @next_cl = @parent.end - if @prev_cl? - distance_to_origin = @getDistanceToOrigin() # most cases: 0 - o = @prev_cl.next_cl - i = distance_to_origin # loop counter - - # $this has to find a unique position between origin and the next known character - # case 1: $origin equals $o.origin: the $creator parameter decides if left or right - # let $OL= [o1,o2,o3,o4], whereby $this is to be inserted between o1 and o4 - # o2,o3 and o4 origin is 1 (the position of o2) - # there is the case that $this.creator < o2.creator, but o3.creator < $this.creator - # then o2 knows o3. Since on another client $OL could be [o1,o3,o4] the problem is complex - # therefore $this would be always to the right of o3 - # case 2: $origin < $o.origin - # if current $this insert_position > $o origin: $this ins - # else $insert_position will not change - # (maybe we encounter case 1 later, then this will be to the right of $o) - # case 3: $origin > $o.origin - # $this insert_position is to the left of $o (forever!) - while true - if o isnt @next_cl - # $o happened concurrently - if o.getDistanceToOrigin() is i - # case 1 - if o.uid.creator < @uid.creator - @prev_cl = o - distance_to_origin = i + 1 - else - # nop - else if o.getDistanceToOrigin() < i - # case 2 - if i - distance_to_origin <= o.getDistanceToOrigin() - @prev_cl = o - distance_to_origin = i + 1 - else - #nop - else - # case 3 - break - i++ - o = o.next_cl - else - # $this knows that $o exists, - break - # now reconnect everything - @next_cl = @prev_cl.next_cl - @prev_cl.next_cl = @ - @next_cl.prev_cl = @ - - @setParent @prev_cl.getParent() # do Insertions always have a parent? - super # notify the execution_listeners - @parent.callOperationSpecificInsertEvents(this) - @ - - # - # Compute the position of this operation. - # - getPosition: ()-> - position = 0 - prev = @prev_cl - while true - if prev instanceof ops.Delimiter - break - if not prev.isDeleted() - position++ - prev = prev.prev_cl - position - - # - # Convert all relevant information of this operation to the json-format. - # This result can be send to other clients. - # - _encode: (json = {})-> - json.prev = @prev_cl.getUid() - json.next = @next_cl.getUid() - - if @origin.type is "Delimiter" - json.origin = "Delimiter" - else if @origin isnt @prev_cl - json.origin = @origin.getUid() - - # if not (json.prev? and json.next?) - json.parent = @parent.getUid() - - super json - - ops.Insert.parse = (json)-> - { - 'content' : content - 'content_operations' : content_operations - 'uid' : uid - 'prev': prev - 'next': next - 'origin' : origin - 'parent' : parent - } = json - new this null, content, content_operations, parent, uid, prev, next, origin - - # - # @nodoc - # A delimiter is placed at the end and at the beginning of the associative lists. - # This is necessary in order to have a beginning and an end even if the content - # of the Engine is empty. - # - class ops.Delimiter extends ops.Operation - # - # @param {Object} uid A unique identifier. If uid is undefined, a new uid will be created. - # @param {Operation} prev_cl The predecessor of this operation in the complete-list (cl) - # @param {Operation} next_cl The successor of this operation in the complete-list (cl) - # - constructor: (prev_cl, next_cl, origin)-> - @saveOperation 'prev_cl', prev_cl - @saveOperation 'next_cl', next_cl - @saveOperation 'origin', prev_cl - super null, {noOperation: true} - - type: "Delimiter" - - applyDelete: ()-> - super() - o = @prev_cl - while o? - o.applyDelete() - o = o.prev_cl - undefined - - cleanup: ()-> - super() - - # - # @private - # - execute: ()-> - if @unchecked?['next_cl']? - super - else if @unchecked?['prev_cl'] - if @validateSavedOperations() - if @prev_cl.next_cl? - throw new Error "Probably duplicated operations" - @prev_cl.next_cl = @ - super - else - false - else if @prev_cl? and not @prev_cl.next_cl? - delete @prev_cl.unchecked.next_cl - @prev_cl.next_cl = @ - super - else if @prev_cl? or @next_cl? or true # TODO: are you sure? This can happen right? - super - #else - # throw new Error "Delimiter is unsufficient defined!" - - # - # @private - # - _encode: ()-> - { - 'type' : @type - 'uid' : @getUid() - 'prev' : @prev_cl?.getUid() - 'next' : @next_cl?.getUid() - } - - ops.Delimiter.parse = (json)-> - { - 'uid' : uid - 'prev' : prev - 'next' : next - } = json - new this(uid, prev, next) - - # This is what this module exports after initializing it with the HistoryBuffer - { - 'operations' : ops - 'execution_listener' : execution_listener - } diff --git a/lib/Operations/Structured.coffee b/lib/Operations/Structured.coffee deleted file mode 100644 index fec40399..00000000 --- a/lib/Operations/Structured.coffee +++ /dev/null @@ -1,533 +0,0 @@ -basic_ops_uninitialized = require "./Basic" - -module.exports = ()-> - basic_ops = basic_ops_uninitialized() - ops = basic_ops.operations - - # - # @nodoc - # Manages map like objects. E.g. Json-Type and XML attributes. - # - class ops.MapManager extends ops.Operation - - # - # @param {Object} uid A unique identifier. If uid is undefined, a new uid will be created. - # - constructor: (custom_type, uid, content, content_operations)-> - @_map = {} - super custom_type, uid, content, content_operations - - type: "MapManager" - - applyDelete: ()-> - for name,p of @_map - p.applyDelete() - super() - - cleanup: ()-> - super() - - map: (f)-> - for n,v of @_map - f(n,v) - undefined - - # - # @see JsonOperations.val - # - val: (name, content)-> - if arguments.length > 1 - if content? and content._getModel? - rep = content._getModel(@custom_types, @operations) - else - rep = content - @retrieveSub(name).replace rep - @getCustomType() - else if name? - prop = @_map[name] - if prop? and not prop.isContentDeleted() - res = prop.val() - if res instanceof ops.Operation - res.getCustomType() - else - res - else - undefined - else - result = {} - for name,o of @_map - if not o.isContentDeleted() - result[name] = o.val() - result - - delete: (name)-> - @_map[name]?.deleteContent() - @ - - retrieveSub: (property_name)-> - if not @_map[property_name]? - event_properties = - name: property_name - event_this = @ - rm_uid = - noOperation: true - sub: property_name - alt: @ - rm = new ops.ReplaceManager null, event_properties, event_this, rm_uid # this operation shall not be saved in the HB - @_map[property_name] = rm - rm.setParent @, property_name - rm.execute() - @_map[property_name] - - ops.MapManager.parse = (json)-> - { - 'uid' : uid - 'custom_type' : custom_type - 'content' : content - 'content_operations' : content_operations - } = json - new this(custom_type, uid, content, content_operations) - - - - # - # @nodoc - # Manages a list of Insert-type operations. - # - class ops.ListManager extends ops.Operation - - # - # A ListManager maintains a non-empty list that has a beginning and an end (both Delimiters!) - # @param {Object} uid A unique identifier. If uid is undefined, a new uid will be created. - # @param {Delimiter} beginning Reference or Object. - # @param {Delimiter} end Reference or Object. - constructor: (custom_type, uid, content, content_operations)-> - @beginning = new ops.Delimiter undefined, undefined - @end = new ops.Delimiter @beginning, undefined - @beginning.next_cl = @end - @beginning.execute() - @end.execute() - super custom_type, uid, content, content_operations - - type: "ListManager" - - - applyDelete: ()-> - o = @beginning - while o? - o.applyDelete() - o = o.next_cl - super() - - cleanup: ()-> - super() - - - toJson: (transform_to_value = false)-> - val = @val() - for i, o in val - if o instanceof ops.Object - o.toJson(transform_to_value) - else if o instanceof ops.ListManager - o.toJson(transform_to_value) - else if transform_to_value and o instanceof ops.Operation - o.val() - else - o - - # - # @private - # @see Operation.execute - # - execute: ()-> - if @validateSavedOperations() - @beginning.setParent @ - @end.setParent @ - super - else - false - - # Get the element previous to the delemiter at the end - getLastOperation: ()-> - @end.prev_cl - - # similar to the above - getFirstOperation: ()-> - @beginning.next_cl - - # Transforms the the list to an array - # Doesn't return left-right delimiter. - toArray: ()-> - o = @beginning.next_cl - result = [] - while o isnt @end - if not o.is_deleted - result.push o.val() - o = o.next_cl - result - - map: (f)-> - o = @beginning.next_cl - result = [] - while o isnt @end - if not o.is_deleted - result.push f(o) - o = o.next_cl - result - - fold: (init, f)-> - o = @beginning.next_cl - while o isnt @end - if not o.is_deleted - init = f(init, o) - o = o.next_cl - init - - val: (pos)-> - if pos? - o = @getOperationByPosition(pos+1) - if not (o instanceof ops.Delimiter) - o.val() - else - throw new Error "this position does not exist" - else - @toArray() - - ref: (pos)-> - if pos? - o = @getOperationByPosition(pos+1) - if not (o instanceof ops.Delimiter) - o - else - null - # throw new Error "this position does not exist" - else - throw new Error "you must specify a position parameter" - - # - # Retrieves the x-th not deleted element. - # e.g. "abc" : the 1th character is "a" - # the 0th character is the left Delimiter - # - getOperationByPosition: (position)-> - o = @beginning - while true - # find the i-th op - if o instanceof ops.Delimiter and o.prev_cl? - # the user or you gave a position parameter that is to big - # for the current array. Therefore we reach a Delimiter. - # Then, we'll just return the last character. - o = o.prev_cl - while o.isDeleted() and o.prev_cl? - o = o.prev_cl - break - if position <= 0 and not o.isDeleted() - break - - o = o.next_cl - if not o.isDeleted() - position -= 1 - o - - push: (content)-> - @insertAfter @end.prev_cl, [content] - - insertAfter: (left, contents)-> - right = left.next_cl - while right.isDeleted() - right = right.next_cl # find the first character to the right, that is not deleted. In the case that position is 0, its the Delimiter. - left = right.prev_cl - - # TODO: always expect an array as content. Then you can combine this with the other option (else) - if contents instanceof ops.Operation - (new ops.Insert null, content, null, undefined, undefined, left, right).execute() - else - for c in contents - if c? and c._name? and c._getModel? - c = c._getModel(@custom_types, @operations) - tmp = (new ops.Insert null, c, null, undefined, undefined, left, right).execute() - left = tmp - @ - - # - # Inserts an array of content into this list. - # @Note: This expects an array as content! - # - # @return {ListManager Type} This String object. - # - insert: (position, contents)-> - ith = @getOperationByPosition position - # the (i-1)th character. e.g. "abc" the 1th character is "a" - # the 0th character is the left Delimiter - @insertAfter ith, contents - - # - # Deletes a part of the word. - # - # @return {ListManager Type} This String object - # - delete: (position, length = 1)-> - o = @getOperationByPosition(position+1) # position 0 in this case is the deletion of the first character - - delete_ops = [] - for i in [0...length] - if o instanceof ops.Delimiter - break - d = (new ops.Delete null, undefined, o).execute() - o = o.next_cl - while (not (o instanceof ops.Delimiter)) and o.isDeleted() - o = o.next_cl - delete_ops.push d._encode() - @ - - - callOperationSpecificInsertEvents: (op)-> - getContentType = (content)-> - if content instanceof ops.Operation - content.getCustomType() - else - content - @callEvent [ - type: "insert" - reference: op - position: op.getPosition() - object: @getCustomType() - changedBy: op.uid.creator - value: getContentType op.val() - ] - - callOperationSpecificDeleteEvents: (op, del_op)-> - @callEvent [ - type: "delete" - reference: op - position: op.getPosition() - object: @getCustomType() # TODO: You can combine getPosition + getParent in a more efficient manner! (only left Delimiter will hold @parent) - length: 1 - changedBy: del_op.uid.creator - oldValue: op.val() - ] - - ops.ListManager.parse = (json)-> - { - 'uid' : uid - 'custom_type': custom_type - 'content' : content - 'content_operations' : content_operations - } = json - new this(custom_type, uid, content, content_operations) - - class ops.Composition extends ops.ListManager - - constructor: (custom_type, @_composition_value, composition_value_operations, uid, tmp_composition_ref)-> - # we can't use @seveOperation 'composition_ref', tmp_composition_ref here, - # because then there is a "loop" (insertion refers to parent, refers to insertion..) - # This is why we have to check in @callOperationSpecificInsertEvents until we find it - super custom_type, uid - if tmp_composition_ref? - @tmp_composition_ref = tmp_composition_ref - else - @composition_ref = @end.prev_cl - if composition_value_operations? - @composition_value_operations = {} - for n,o of composition_value_operations - @saveOperation n, o, '_composition_value' - - type: "Composition" - - # - # @private - # @see Operation.execute - # - execute: ()-> - if @validateSavedOperations() - @getCustomType()._setCompositionValue @_composition_value - delete @_composition_value - # check if tmp_composition_ref already exists - if @tmp_composition_ref - composition_ref = @HB.getOperation @tmp_composition_ref - if composition_ref? - delete @tmp_composition_ref - @composition_ref = composition_ref - super - else - false - - # - # This is called, when the Insert-operation was successfully executed. - # - callOperationSpecificInsertEvents: (op)-> - if @tmp_composition_ref? - if op.uid.creator is @tmp_composition_ref.creator and op.uid.op_number is @tmp_composition_ref.op_number - @composition_ref = op - delete @tmp_composition_ref - op = op.next_cl - if op is @end - return - else - return - - o = @end.prev_cl - while o isnt op - @getCustomType()._unapply o.undo_delta - o = o.prev_cl - while o isnt @end - o.undo_delta = @getCustomType()._apply o.val() - o = o.next_cl - @composition_ref = @end.prev_cl - - @callEvent [ - type: "update" - changedBy: op.uid.creator - newValue: @val() - ] - - callOperationSpecificDeleteEvents: (op, del_op)-> - return - - # - # Create a new Delta - # - inserts new Content at the end of the list - # - updates the composition_value - # - updates the composition_ref - # - # @param delta The delta that is applied to the composition_value - # - applyDelta: (delta, operations)-> - (new ops.Insert null, delta, operations, @, null, @end.prev_cl, @end).execute() - undefined - - # - # Encode this operation in such a way that it can be parsed by remote peers. - # - _encode: (json = {})-> - custom = @getCustomType()._getCompositionValue() - json.composition_value = custom.composition_value - if custom.composition_value_operations? - json.composition_value_operations = {} - for n,o of custom.composition_value_operations - json.composition_value_operations[n] = o.getUid() - if @composition_ref? - json.composition_ref = @composition_ref.getUid() - else - json.composition_ref = @tmp_composition_ref - super json - - ops.Composition.parse = (json)-> - { - 'uid' : uid - 'custom_type': custom_type - 'composition_value' : composition_value - 'composition_value_operations' : composition_value_operations - 'composition_ref' : composition_ref - } = json - new this(custom_type, composition_value, composition_value_operations, uid, composition_ref) - - - # - # @nodoc - # Adds support for replace. The ReplaceManager manages Replaceable operations. - # Each Replaceable holds a value that is now replaceable. - # - # The TextType-type has implemented support for replace - # @see TextType - # - class ops.ReplaceManager extends ops.ListManager - # - # @param {Object} event_properties Decorates the event that is thrown by the RM - # @param {Object} event_this The object on which the event shall be executed - # @param {Operation} initial_content Initialize this with a Replaceable that holds the initial_content. - # @param {Object} uid A unique identifier. If uid is undefined, a new uid will be created. - # @param {Delimiter} beginning Reference or Object. - # @param {Delimiter} end Reference or Object. - constructor: (custom_type, @event_properties, @event_this, uid)-> - if not @event_properties['object']? - @event_properties['object'] = @event_this.getCustomType() - super custom_type, uid - - type: "ReplaceManager" - - # - # This doesn't throw the same events as the ListManager. Therefore, the - # Replaceables also not throw the same events. - # So, ReplaceManager and ListManager both implement - # these functions that are called when an Insertion is executed (at the end). - # - # - callEventDecorator: (events)-> - if not @isDeleted() - for event in events - for name,prop of @event_properties - event[name] = prop - @event_this.callEvent events - undefined - - # - # This is called, when the Insert-type was successfully executed. - # TODO: consider doing this in a more consistent manner. This could also be - # done with execute. But currently, there are no specital Insert-ops for ListManager. - # - callOperationSpecificInsertEvents: (op)-> - if op.next_cl.type is "Delimiter" and op.prev_cl.type isnt "Delimiter" - # this replaces another Replaceable - if not op.is_deleted # When this is received from the HB, this could already be deleted! - old_value = op.prev_cl.val() - @callEventDecorator [ - type: "update" - changedBy: op.uid.creator - oldValue: old_value - ] - op.prev_cl.applyDelete() - else if op.next_cl.type isnt "Delimiter" - # This won't be recognized by the user, because another - # concurrent operation is set as the current value of the RM - op.applyDelete() - else # prev _and_ next are Delimiters. This is the first created Replaceable in the RM - @callEventDecorator [ - type: "add" - changedBy: op.uid.creator - ] - undefined - - callOperationSpecificDeleteEvents: (op, del_op)-> - if op.next_cl.type is "Delimiter" - @callEventDecorator [ - type: "delete" - changedBy: del_op.uid.creator - oldValue: op.val() - ] - - - # - # Replace the existing word with a new word. - # - # @param content {Operation} The new value of this ReplaceManager. - # @param replaceable_uid {UID} Optional: Unique id of the Replaceable that is created - # - replace: (content, replaceable_uid)-> - o = @getLastOperation() - relp = (new ops.Insert null, content, null, @, replaceable_uid, o, o.next_cl).execute() - # TODO: delete repl (for debugging) - undefined - - isContentDeleted: ()-> - @getLastOperation().isDeleted() - - deleteContent: ()-> - last_op = @getLastOperation() - if (not last_op.isDeleted()) and last_op.type isnt "Delimiter" - (new ops.Delete null, undefined, @getLastOperation().uid).execute() - undefined - - # - # Get the value of this - # @return {String} - # - val: ()-> - o = @getLastOperation() - #if o instanceof ops.Delimiter - # throw new Error "Replace Manager doesn't contain anything." - o.val?() # ? - for the case that (currently) the RM does not contain anything (then o is a Delimiter) - - - - basic_ops diff --git a/lib/y-object.coffee b/lib/y-object.coffee deleted file mode 100644 index 5276784c..00000000 --- a/lib/y-object.coffee +++ /dev/null @@ -1,55 +0,0 @@ - -bindToChildren = (that)-> - for i in [0...that.children.length] - attr = that.children.item(i) - if attr.name? - attr.val = that.val.val(attr.name) - that.val.observe (events)-> - for event in events - if event.name? - for i in [0...that.children.length] - attr = that.children.item(i) - if attr.name? and attr.name is event.name - newVal = that.val.val(attr.name) - if attr.val isnt newVal - attr.val = newVal - -Polymer "y-object", - ready: ()-> - if @connector? - @val = new Y @connector - bindToChildren @ - else if @val? - bindToChildren @ - - valChanged: ()-> - if @val? and @val._name is "Object" - bindToChildren @ - - connectorChanged: ()-> - if (not @val?) - @val = new Y @connector - bindToChildren @ - -Polymer "y-property", - ready: ()-> - if @val? and @name? - if @val.constructor is Object - @val = @parentElement.val(@name,new Y.Object(@val)).val(@name) - # TODO: please use instanceof instead of ._name, - # since it is more safe (consider someone putting a custom Object type here) - else if typeof @val is "string" - @parentElement.val(@name,@val) - if @val._name is "Object" - bindToChildren @ - - valChanged: ()-> - if @val? and @name? - if @val.constructor is Object - @val = @parentElement.val.val(@name, new Y.Object(@val)).val(@name) - # TODO: please use instanceof instead of ._name, - # since it is more safe (consider someone putting a custom Object type here) - else if @val._name is "Object" - bindToChildren @ - else if @parentElement.val?.val? and @val isnt @parentElement.val.val(@name) - @parentElement.val.val @name, @val diff --git a/lib/y.coffee b/lib/y.coffee deleted file mode 100644 index e8957b4a..00000000 --- a/lib/y.coffee +++ /dev/null @@ -1,38 +0,0 @@ - -structured_ops_uninitialized = require "./Operations/Structured" - -HistoryBuffer = require "./HistoryBuffer" -Engine = require "./Engine" -adaptConnector = require "./ConnectorAdapter" - -createY = (connector)-> - if connector.user_id? - user_id = connector.user_id # TODO: change to getUniqueId() - else - user_id = "_temp" - connector.when_received_state_vector_listeners = [(state_vector)-> - HB.setUserId this.user_id, state_vector - ] - HB = new HistoryBuffer user_id - ops_manager = structured_ops_uninitialized HB, this.constructor - ops = ops_manager.operations - - engine = new Engine HB, ops - adaptConnector connector, engine, HB, ops_manager.execution_listener - - ops.Operation.prototype.HB = HB - ops.Operation.prototype.operations = ops - ops.Operation.prototype.engine = engine - ops.Operation.prototype.connector = connector - ops.Operation.prototype.custom_types = this.constructor - - ct = new createY.Object() - model = new ops.MapManager(ct, HB.getReservedUniqueIdentifier()).execute() - ct._setModel model - ct - -module.exports = createY -if window? - window.Y = createY - -createY.Object = require "./ObjectType" diff --git a/package.json b/package.json index 3b0b7632..4f9a9929 100644 --- a/package.json +++ b/package.json @@ -1,65 +1,41 @@ { "name": "yjs", - "version": "0.5.2", - "description": "A Framework that enables Real-Time Collaboration on arbitrary data structures.", - "main": "./build/node/y.js", + "version": "0.6.0", + "description": "A framework for real-time p2p shared editing on arbitrary complex data types", + "main": "y.js", "scripts": { - "prepublish": "./node_modules/gulp/bin/gulp.js build_node", - "test": "./node_modules/gulp/bin/gulp.js mocha" + "test": "gulp test" }, "repository": { "type": "git", - "url": "https://github.com/rwth-acis/yjs" + "url": "https://github.com/y-js/yjs.git" }, "keywords": [ "OT", + "Operational Transformation", "collaboration", "synchronization", - "ShareJS", - "Coweb", + "ShareJs", + "OpenCoweb", "concurrency" ], "author": "Kevin Jahns", "email": "kevin.jahns@rwth-aachen.de", "license": "MIT", "bugs": { - "url": "https://github.com/rwth-acis/yjs/issues" - }, - "homepage": "https://dadamonad.github.io/yjs/", - "dependencies": { + "url": "https://github.com/y-js/yjs/issues" }, + "homepage": "http://y-js.org", "devDependencies": { - "chai": "^2.2.0", - "codo": "^2.0.9", - "coffee-errors": "~0.8.6", - "coffee-script": "^1.7.1", - "coffeeify": "^0.6.0", - "gulp": "^3.8.7", - "gulp-browserify": "^0.5.0", - "gulp-cached": "^1.0.1", - "gulp-coffee": "^2.1.1", - "gulp-coffeeify": "^0.1.2", - "gulp-coffeelint": "^0.3.3", - "gulp-concat": "^2.3.4", - "gulp-copy": "0.0.2", - "gulp-debug": "^1.0.0", - "gulp-exit": "0.0.2", - "gulp-git": "^0.5.0", - "gulp-if": "^1.2.4", - "gulp-ignore": "^1.2.0", - "gulp-ljs": "^0.1.1", - "gulp-mocha": "^0.5.2", - "gulp-plumber": "^0.6.6", - "gulp-rename": "^1.2.0", - "gulp-rimraf": "^0.1.0", - "gulp-run": "^1.6.3", - "gulp-sourcemaps": "^1.1.1", - "gulp-uglify": "^0.3.1", - "gulp-watch": "^3.0.0", - "jquery": "^2.1.1", - "underscore": "^1.6.0", - "mocha": "^2.1.0", - "sinon": "^1.12.2", - "sinon-chai": "^2.7.0" + "babel-eslint": "^3.1.15", + "eslint": "^0.22.1", + "gulp": "^3.9.0", + "gulp-babel": "^5.1.0", + "gulp-concat": "^2.5.2", + "gulp-eslint": "^0.13.2", + "gulp-jasmine": "^2.0.1", + "gulp-sourcemaps": "^1.5.2", + "gulp-uglify": "^1.2.0", + "minimist": "^1.1.1" } } diff --git a/src/Buffer.js b/src/Buffer.js new file mode 100644 index 00000000..e4ce420a --- /dev/null +++ b/src/Buffer.js @@ -0,0 +1,14 @@ +/* @flow */ + +class Buffer { + i : number; + constructor () { + this.i = 4; + } +} + +function add(x : string){ + return x + 4; +} + +add("5"); diff --git a/src/y.js b/src/y.js new file mode 100644 index 00000000..8c1dc3e6 --- /dev/null +++ b/src/y.js @@ -0,0 +1,4 @@ +/* @flow */ +/* global Buffer */ + +var buffer = new Buffer(3); diff --git a/test/TestSuite.coffee b/test/TestSuite.coffee deleted file mode 100644 index 3b9864af..00000000 --- a/test/TestSuite.coffee +++ /dev/null @@ -1,219 +0,0 @@ -chai = require('chai') -expect = chai.expect -sinon = require('sinon') -sinonChai = require('sinon-chai') -_ = require("underscore") - -chai.use(sinonChai) - -Connector = require "../../y-test/lib/y-test.coffee" -Y = null # need global reference! - -module.exports = class Test - constructor: (@name_suffix = "", Yjs)-> - Y = Yjs - @number_of_test_cases_multiplier = 1 - @repeat_this = 1 * @number_of_test_cases_multiplier - @doSomething_amount = 123 * @number_of_test_cases_multiplier - @number_of_engines = 5 + @number_of_test_cases_multiplier - 1 - - @time = 0 # denotes to the time when run was started - @ops = 0 # number of operations (used with @time) - @time_now = 0 # current time - @max_depth = 3 - - @debug = false - - @reinitialize() - for gf in @getGeneratingFunctions(0) - if not (gf.types? and gf.f?) - throw new Error "Generating Functions are not initialized properly!" - for t in gf.types - if not t? - throw new Error "You havent includedt this type in Y (do require 'y-whatever')" - - reinitialize: ()-> - @users = [] - for i in [0...@number_of_engines] - u = @makeNewUser (i+@name_suffix) - for user in @users - u._model.connector.join(user._model.connector) # TODO: change the test-connector to make this more convenient - @users.push u - @initUsers?(@users[0]) - @flushAll() - - # is called by implementing class - makeNewUser: (user)-> - user._model.HB.stopGarbageCollection() - user - - getSomeUser: ()-> - i = _.random 0, (@users.length-1) - @users[i] - - getRandomText: (chars, min_length = 0)-> - chars ?= "abcdefghijklmnopqrstuvwxyz" - length = _.random min_length, 10 - #length = 1 - nextchar = chars[(_.random 0, (chars.length-1))] - text = "" - _(length).times ()-> text += nextchar - text - - getRandomObject: ()-> - result = {} - key1 = @getRandomKey() - key2 = @getRandomKey() - val1 = @getRandomText() - val2 = null - if _.random(0,1) is 1 - val2 = @getRandomObject() - else - val2 = @getRandomText() - result[key1] = val1 - result[key2] = val2 - result - - getRandomKey: ()-> - @getRandomText [1,2,'x','y'], 1 # only 4 keys - - getGeneratingFunctions: (user_num)=> - types = @users[user_num]._model.operations - [] - getRandomRoot: (user_num)-> - throw new Error "implement me!" - - compare: (o1, o2, depth = (@max_depth+1))-> - if o1 is o2 or depth <= 0 - true - else if o1._name? and o1._name isnt o2._name - throw new Error "different types" - else if o1._model? - @compare o1._model, o2._model, depth - else if o1.type is "MapManager" - for name, val of o1.val() - @compare(val, o2.val(name), depth-1) - else if o1.type is "ListManager" - for val,i in o1.val() - @compare(val, o2.val(i), depth-1) - else if o1.constructor is Array and o2.constructor is Array - if o1.length isnt o2.length - throw new Error "The Arrays do not have the same size!" - for o,i in o1 - @compare o, o2[i], (depth-1) - else if o1 isnt o2 - throw new Error "different values" - else - throw new Error "I don't know what to do .. " - - generateRandomOp: (user_num)=> - y = @getRandomRoot(user_num) - choices = @getGeneratingFunctions(user_num).filter (gf)-> - _.some gf.types, (type)-> - y instanceof type - - if choices.length is 0 - console.dir(y) - throw new Error "You forgot to specify a test generation methot for this Operation! (#{y.type})" - i = _.random 0, (choices.length-1) - choices[i].f y - - applyRandomOp: (user_num)=> - user = @users[user_num] - user._model.connector.flushOneRandom() - - doSomething: ()-> - user_num = _.random (@number_of_engines-1) - choices = [@applyRandomOp, @generateRandomOp] - choice = _.random (choices.length-1) - choices[choice](user_num) - - flushAll: (final)-> - # TODO:!! - final = false - if @users.length <= 1 or not final - for user,user_number in @users - user._model.connector.flushAll() - else - for user,user_number in @users[1..] - user._model.connector.flushAll() - ops = @users[1].getHistoryBuffer()._encode @users[0].HB.getOperationCounter() - @users[0].engine.applyOpsCheckDouble ops - - - compareAll: (test_number)-> - @flushAll(true) - - @time += (new Date()).getTime() - @time_now - - number_of_created_operations = 0 - for i in [0...(@users.length)] - number_of_created_operations += @users[i]._model.connector.getOpsInExecutionOrder().length - @ops += number_of_created_operations*@users.length - - ops_per_msek = Math.floor(@ops/@time) - if test_number? # and @debug - console.log "#{test_number}/#{@repeat_this}: #{number_of_created_operations} were created and applied on (#{@users.length}) users ops in a different order." + " Over all we consumed #{@ops} operations in #{@time/1000} seconds (#{ops_per_msek} ops/msek)." - - for i in [0...(@users.length-1)] - if @debug - if not _.isEqual @getContent(i), @getContent(i+1) - printOpsInExecutionOrder = (otnumber, otherotnumber)=> - ops = _.filter @users[otnumber]._model.connector.getOpsInExecutionOrder(), (o)-> - typeof o.uid.op_name isnt 'string' and o.uid.creator isnt '_' - for s,j in ops - console.log "op#{j} = " + (JSON.stringify s) - console.log "" - s = "ops = [" - for o,j in ops - if j isnt 0 - s += ", " - s += "op#{j}" - s += "]" - console.log s - console.log "@test_user.engine.applyOps ops" - console.log "expect(@test_user.val('name').val()).to.equal(\"#{@users[otherotnumber].val('name').val()}\")" - ops - console.log "" - console.log "Found an OT Puzzle!" - console.log "OT states:" - for u,j in @users - console.log "OT#{j}: "+u.val('name').val() - console.log "\nOT execution order (#{i},#{i+1}):" - printOpsInExecutionOrder i, i+1 - console.log "" - ops = printOpsInExecutionOrder i+1, i - - console.log "" - expect(@compare(@users[i], @users[i+1])).to.not.be.undefined - - run: ()-> - if @debug - console.log '' - for times in [1..@repeat_this] - @time_now = (new Date).getTime() - for i in [1..Math.floor(@doSomething_amount/2)] - @doSomething() - @flushAll(false) - for u in @users - u._model.HB.emptyGarbage() - for i in [1..Math.floor(@doSomething_amount/2)] - @doSomething() - - @compareAll(times) - @testHBencoding() - if times isnt @repeat_this - @reinitialize() - - testHBencoding: ()-> - # in case of JsonFramework, every user will create its JSON first! therefore, the testusers id must be small than all the others (see InsertType) - @users[@users.length] = @makeNewUser (-1) # this does not want to join with anymody - - @users[@users.length-1]._model.HB.renewStateVector @users[0]._model.HB.getOperationCounter() - @users[@users.length-1]._model.engine.applyOps @users[0]._model.HB._encode() - - #if @getContent(@users.length-1) isnt @getContent(0) - # console.log "testHBencoding:" - # console.log "Unprocessed ops first: #{@users[0].engine.unprocessed_ops.length}" - # console.log "Unprocessed ops last: #{@users[@users.length-1].engine.unprocessed_ops.length}" - expect(@compare(@users[@users.length-1], @users[0])).to.not.be.undefined diff --git a/test/object-test.coffee b/test/object-test.coffee deleted file mode 100644 index 4361972b..00000000 --- a/test/object-test.coffee +++ /dev/null @@ -1,324 +0,0 @@ -chai = require('chai') -expect = chai.expect -should = chai.should() -sinon = require('sinon') -sinonChai = require('sinon-chai') -_ = require("underscore") - -chai.use(sinonChai) - -Y = require "../lib/y.coffee" -Y.Test = require "../../y-test/lib/y-test.coffee" -Y.Text = require "../../y-text/lib/y-text" -Y.List = require "../../y-list/lib/y-list" - -TestSuite = require "./TestSuite" -class ObjectTest extends TestSuite - - constructor: (suffix)-> - super suffix, Y - - makeNewUser: (userId)-> - conn = new Y.Test userId - super new Y conn - - type: "ObjectTest" - - getRandomRoot: (user_num, root, depth = @max_depth)-> - root ?= @users[user_num] - if depth is 0 or _.random(0,1) is 1 # take root - root - else # take child - depth-- - elems = null - if root._name is "Object" - elems = - for oname,val of root.val() - val - else if root._name is "Array" - elems = root.val() - else - return root - - elems = elems.filter (elem)-> - elem? and ((elem._name is "Array") or (elem._name is "Object")) - if elems.length is 0 - root - else - p = elems[_.random(0, elems.length-1)] - @getRandomRoot user_num, p, depth - - getGeneratingFunctions: (user_num)-> - super(user_num).concat [ - f : (y)=> # Delete Object Property - list = for name, o of y.val() - name - if list.length > 0 - key = list[_.random(0,list.length-1)] - y.delete(key) - types: [Y.Object] - , - f : (y)=> # SET Object Property - y.val(@getRandomKey(), new Y.Object(@getRandomObject())) - types: [Y.Object] - , - f : (y)=> # SET PROPERTY TEXT - y.val(@getRandomKey(), new Y.Text(@getRandomText())) - types: [Y.Object] - , - f : (y)=> # SET PROPERTY List - y.val(@getRandomKey(), new Y.List(@getRandomText().split(""))) - types: [Y.Object] - , - f : (y)=> # Delete Array Element - list = y.val() - if list.length > 0 - i = _.random(0,list.length-1) - y.delete(i) - types: [Y.List] - , - f : (y)=> # insert Object mutable - l = y.val().length - y.insert(_.random(0, l-1), new Y.Object(@getRandomObject())) - types: [Y.List] - , - f : (y)=> # insert Text mutable - l = y.val().length - y.insert(_.random(0, l-1), new Y.Text(@getRandomText())) - types : [Y.List] - , - f : (y)=> # insert List mutable - l = y.val().length - y.insert(_.random(0, l-1), new Y.List(@getRandomText().split(""))) - types : [Y.List] - , - f : (y)=> # insert Number (primitive object) - l = y.val().length - y.insert(_.random(0,l-1), _.random(0,42)) - types : [Y.List] - , - f : (y)=> # SET Object Property (circular) - y.val(@getRandomKey(), @getRandomRoot user_num) - types: [Y.Object] - , - f : (y)=> # insert Object mutable (circular) - l = y.val().length - y.insert(_.random(0, l-1), @getRandomRoot user_num) - types: [Y.List] - , - f : (y)=> # INSERT TEXT - y - pos = _.random 0, (y.val().length-1) - y.insert pos, @getRandomText() - null - types: [Y.Text] - , - f : (y)-> # DELETE TEXT - if y.val().length > 0 - pos = _.random 0, (y.val().length-1) # TODO: put here also arbitrary number (test behaviour in error cases) - length = _.random 0, (y.val().length - pos) - ops1 = y.delete pos, length - undefined - types : [Y.Text] - ] - -module.exports = ObjectTest - -describe "Object Test", -> - @timeout 500000 - - beforeEach (done)-> - @yTest = new ObjectTest() - @users = @yTest.users - - @test_user = @yTest.makeNewUser "test_user" - done() - - it "can handle many engines, many operations, concurrently (random)", -> - console.log "" # TODO - @yTest.run() - - it "has a working test suite", -> - @yTest.compareAll() - - it "handles double-late-join", -> - test = new ObjectTest("double") - test.run() - @yTest.run() - u1 = test.users[0] - u2 = @yTest.users[1] - ops1 = u1._model.HB._encode() - ops2 = u2._model.HB._encode() - u1._model.engine.applyOp ops2, true - u2._model.engine.applyOp ops1, true - - expect(@yTest.compare(u1, u2)).to.not.be.undefined - - it "can handle creaton of complex json (1)", -> - @yTest.users[0].val('a', new Y.Text('q')) - @yTest.users[1].val('a', new Y.Text('t')) - @yTest.compareAll() - q = @yTest.users[2].val('a') - q.insert(0,'A') - @yTest.compareAll() - expect(@yTest.getSomeUser().val("a").val()).to.equal("At") - - it "can handle creaton of complex json (2)", -> - @yTest.getSomeUser().val('x', new Y.Object({'a':'b'})) - @yTest.getSomeUser().val('a', new Y.Object({'a':{q: new Y.Text("dtrndtrtdrntdrnrtdnrtdnrtdnrtdnrdnrdt")}})) - @yTest.getSomeUser().val('b', new Y.Object({'a':{}})) - @yTest.getSomeUser().val('c', new Y.Object({'a':'c'})) - @yTest.getSomeUser().val('c', new Y.Object({'a':'b'})) - @yTest.compareAll() - q = @yTest.getSomeUser().val("a").val("a").val("q") - q.insert(0,'A') - @yTest.compareAll() - expect(@yTest.getSomeUser().val("a").val("a").val("q").val()).to.equal("Adtrndtrtdrntdrnrtdnrtdnrtdnrtdnrdnrdt") - - it "can handle creaton of complex json (3)", -> - @yTest.users[0].val('l', new Y.List([1,2,3])) - @yTest.users[1].val('l', new Y.List([4,5,6])) - @yTest.compareAll() - @yTest.users[2].val('l').insert(0,'A') - w = @yTest.users[1].val('l').insert(0,new Y.Text('B')).val(0) - w.insert 1, "C" - expect(w.val()).to.equal("BC") - @yTest.compareAll() - - it "handles immutables and primitive data types", -> - @yTest.getSomeUser().val('string', "text") - @yTest.getSomeUser().val('number', 4) - @yTest.getSomeUser().val('object', new Y.Object({q:"rr"})) - @yTest.getSomeUser().val('null', null) - @yTest.compareAll() - expect(@yTest.getSomeUser().val('string')).to.equal "text" - expect(@yTest.getSomeUser().val('number')).to.equal 4 - expect(@yTest.getSomeUser().val('object').val('q')).to.equal "rr" - expect(@yTest.getSomeUser().val('null') is null).to.be.ok - - it "handles immutables and primitive data types (2)", -> - @yTest.users[0].val('string', "text") - @yTest.users[1].val('number', 4) - @yTest.users[2].val('object', new Y.Object({q:"rr"})) - @yTest.users[0].val('null', null) - @yTest.compareAll() - expect(@yTest.getSomeUser().val('string')).to.equal "text" - expect(@yTest.getSomeUser().val('number')).to.equal 4 - expect(@yTest.getSomeUser().val('object').val('q')).to.equal "rr" - expect(@yTest.getSomeUser().val('null') is null).to.be.ok - - it "Observers work on JSON Types (add type observers, local and foreign)", -> - u = @yTest.users[0] - @yTest.flushAll() - last_task = null - observer1 = (changes)-> - expect(changes.length).to.equal(1) - change = changes[0] - expect(change.type).to.equal("add") - expect(change.object).to.equal(u) - expect(change.changedBy).to.equal('0') - expect(change.name).to.equal("newStuff") - last_task = "observer1" - u.observe observer1 - u.val("newStuff",new Y.Text("someStuff")) - expect(last_task).to.equal("observer1") - u.unobserve observer1 - - observer2 = (changes)-> - expect(changes.length).to.equal(1) - change = changes[0] - expect(change.type).to.equal("add") - expect(change.object).to.equal(u) - expect(change.changedBy).to.equal('1') - expect(change.name).to.equal("moreStuff") - last_task = "observer2" - u.observe observer2 - v = @yTest.users[1] - v.val("moreStuff","someMoreStuff") - @yTest.flushAll() - expect(last_task).to.equal("observer2") - u.unobserve observer2 - - it "Observers work on JSON Types (update type observers, local and foreign)", -> - u = @yTest.users[0].val("newStuff", new Y.Text("oldStuff")).val("moreStuff",new Y.Text("moreOldStuff")) - @yTest.flushAll() - last_task = null - observer1 = (changes)-> - expect(changes.length).to.equal(1) - change = changes[0] - expect(change.type).to.equal("update") - expect(change.object).to.equal(u) - expect(change.changedBy).to.equal('0') - expect(change.name).to.equal("newStuff") - expect(change.oldValue.val()).to.equal("oldStuff") - last_task = "observer1" - u.observe observer1 - u.val("newStuff","someStuff") - expect(last_task).to.equal("observer1") - u.unobserve observer1 - - observer2 = (changes)-> - expect(changes.length).to.equal(1) - change = changes[0] - expect(change.type).to.equal("update") - expect(change.object).to.equal(u) - expect(change.changedBy).to.equal('1') - expect(change.name).to.equal("moreStuff") - expect(change.oldValue.val()).to.equal("moreOldStuff") - last_task = "observer2" - u.observe observer2 - v = @yTest.users[1] - v.val("moreStuff","someMoreStuff") - @yTest.flushAll() - expect(last_task).to.equal("observer2") - u.unobserve observer2 - - - it "Observers work on JSON Types (delete type observers, local and foreign)", -> - u = @yTest.users[0].val("newStuff",new Y.Text("oldStuff")).val("moreStuff",new Y.Text("moreOldStuff")) - @yTest.flushAll() - last_task = null - observer1 = (changes)-> - expect(changes.length).to.equal(1) - change = changes[0] - expect(change.type).to.equal("delete") - expect(change.object).to.equal(u) - expect(change.changedBy).to.equal('0') - expect(change.name).to.equal("newStuff") - expect(change.oldValue.val()).to.equal("oldStuff") - last_task = "observer1" - u.observe observer1 - u.delete("newStuff") - expect(last_task).to.equal("observer1") - u.unobserve observer1 - - observer2 = (changes)-> - expect(changes.length).to.equal(1) - change = changes[0] - expect(change.type).to.equal("delete") - expect(change.object).to.equal(u) - expect(change.changedBy).to.equal('1') - expect(change.name).to.equal("moreStuff") - expect(change.oldValue.val()).to.equal("moreOldStuff") - last_task = "observer2" - u.observe observer2 - v = @yTest.users[1] - v.delete("moreStuff") - @yTest.flushAll() - expect(last_task).to.equal("observer2") - u.unobserve observer2 - - it "can handle circular JSON", -> - u = @yTest.users[0] - u.val("me", u) - @yTest.compareAll() - u.val("stuff", new Y.Object({x: true})) - u.val("same_stuff", u.val("stuff")) - u.val("same_stuff").val("x", 5) - expect(u.val("same_stuff").val("x")).to.equal(5) - @yTest.compareAll() - u.val("stuff").val("y", u.val("stuff")) - @yTest.compareAll() - - - diff --git a/tests/Buffer.html b/tests/Buffer.html new file mode 100644 index 00000000..8f8b5a54 --- /dev/null +++ b/tests/Buffer.html @@ -0,0 +1,30 @@ + + + + + Jasmine Spec Runner: repeat + + + + + + + + + + + + + + + + diff --git a/tests/Buffer.js b/tests/Buffer.js new file mode 100644 index 00000000..88bb0d5a --- /dev/null +++ b/tests/Buffer.js @@ -0,0 +1,8 @@ +/* @flow */ +/*eslint-env node, jasmine */ + +describe("A suite", function() { + it("contains spec with an expectation", function() { + expect(new Buffer(3)).toBe(true); + }); +}); diff --git a/y-object.html b/y-object.html deleted file mode 100644 index a9444611..00000000 --- a/y-object.html +++ /dev/null @@ -1,7 +0,0 @@ - - - - - diff --git a/y-object.js b/y-object.js deleted file mode 100644 index f472836b..00000000 --- a/y-object.js +++ /dev/null @@ -1 +0,0 @@ -!function t(n,e,l){function i(a,h){if(!e[a]){if(!n[a]){var v="function"==typeof require&&require;if(!h&&v)return v(a,!0);if(r)return r(a,!0);throw new Error("Cannot find module '"+a+"'")}var s=e[a]={exports:{}};n[a][0].call(s.exports,function(t){var e=n[a][1][t];return i(e?e:t)},s,s.exports,t,n,e,l)}return e[a].exports}for(var r="function"==typeof require&&require,a=0;a=0?i>l:l>i;e=i>=0?++l:--l)n=t.children.item(e),null!=n.name&&(n.val=t.val.val(n.name));return t.val.observe(function(l){var i,r,a,h,v;for(v=[],a=0,h=l.length;h>a;a++)i=l[a],null!=i.name?v.push(function(){var l,a,h;for(h=[],e=l=0,a=t.children.length;a>=0?a>l:l>a;e=a>=0?++l:--l)n=t.children.item(e),null!=n.name&&n.name===i.name?(r=t.val.val(n.name),n.val!==r?h.push(n.val=r):h.push(void 0)):h.push(void 0);return h}()):v.push(void 0);return v})},Polymer("y-object",{ready:function(){return null!=this.connector?(this.val=new Y(this.connector),t(this)):null!=this.val?t(this):void 0},valChanged:function(){return null!=this.val&&"Object"===this.val._name?t(this):void 0},connectorChanged:function(){return null==this.val?(this.val=new Y(this.connector),t(this)):void 0}}),Polymer("y-property",{ready:function(){return null!=this.val&&null!=this.name&&(this.val.constructor===Object?this.val=this.parentElement.val(this.name,new Y.Object(this.val)).val(this.name):"string"==typeof this.val&&this.parentElement.val(this.name,this.val),"Object"===this.val._name)?t(this):void 0},valChanged:function(){var n;if(null!=this.val&&null!=this.name){if(this.val.constructor===Object)return this.val=this.parentElement.val.val(this.name,new Y.Object(this.val)).val(this.name);if("Object"===this.val._name)return t(this);if(null!=(null!=(n=this.parentElement.val)?n.val:void 0)&&this.val!==this.parentElement.val.val(this.name))return this.parentElement.val.val(this.name,this.val)}}})},{}]},{},[1]); \ No newline at end of file diff --git a/y.js b/y.js index 51f68d5a..8ab374a4 100644 --- a/y.js +++ b/y.js @@ -1,2 +1,30 @@ -!function t(e,n,r){function i(s,u){if(!n[s]){if(!e[s]){var l="function"==typeof require&&require;if(!u&&l)return l(s,!0);if(o)return o(s,!0);throw new Error("Cannot find module '"+s+"'")}var p=n[s]={exports:{}};e[s][0].call(p.exports,function(t){var n=e[s][1][t];return i(n?n:t)},p,p.exports,t,e,n,r)}return n[s].exports}for(var o="function"==typeof require&&require,s=0;sr;r++)e=t[r],n[e.user]=e.state;return n},p=function(){return s(r.getOperationCounter())},l=function(t){var e,n,i;return i=a(t),e=r._encode(i),n={hb:e,state_vector:s(r.getOperationCounter())}},o=function(t,n){return e.applyOp(t,n)},t.getStateVector=p,t.getHB=l,t.applyHB=o,null==t.receive_handlers&&(t.receive_handlers=[]),t.receive_handlers.push(function(t,n){return n.uid.creator!==r.getUserId()?e.applyOp(n):void 0})},e.exports=r},{"./ConnectorClass":2}],2:[function(t,e){e.exports={init:function(t){var e;return e=function(e){return function(n,r){if(null!=t[n]){if(null==r||r.some(function(e){return e===t[n]}))return e[n]=t[n];throw new Error("You can set the '"+n+"' option to one of the following choices: "+JSON.encode(r))}throw new Error("You must specify "+n+", when initializing the Connector!")}}(this),e("syncMethod",["syncAll","master-slave"]),e("role",["master","slave"]),e("user_id"),"function"==typeof this.on_user_id_set&&this.on_user_id_set(this.user_id),this.perform_send_again=null!=t.perform_send_again?t.perform_send_again:!0,"master"===this.role&&(this.syncMethod="syncAll"),this.is_synced=!1,this.connections={},null==this.receive_handlers&&(this.receive_handlers=[]),this.connections={},this.current_sync_target=null,this.sent_hb_to_all_users=!1,this.is_initialized=!0},onUserEvent:function(t){return null==this.connections_listeners&&(this.connections_listeners=[]),this.connections_listeners.push(t)},isRoleMaster:function(){return"master"===this.role},isRoleSlave:function(){return"slave"===this.role},findNewSyncTarget:function(){var t,e,n;if(this.current_sync_target=null,"syncAll"===this.syncMethod){n=this.connections;for(e in n)if(t=n[e],!t.is_synced){this.performSync(e);break}}return null==this.current_sync_target&&this.setStateSynced(),null},userLeft:function(t){var e,n,r,i,o;if(delete this.connections[t],this.findNewSyncTarget(),null!=this.connections_listeners){for(i=this.connections_listeners,o=[],n=0,r=i.length;r>n;n++)e=i[n],o.push(e({action:"userLeft",user:t}));return o}},userJoined:function(t,e){var n,r,i,o,s,u;if(null==e)throw new Error("Internal: You must specify the role of the joined user! E.g. userJoined('uid:3939','slave')");if(null==(r=this.connections)[t]&&(r[t]={}),this.connections[t].is_synced=!1,this.is_synced&&"syncAll"!==this.syncMethod||("syncAll"===this.syncMethod?this.performSync(t):"master"===e&&this.performSyncWithMaster(t)),null!=this.connections_listeners){for(s=this.connections_listeners,u=[],i=0,o=s.length;o>i;i++)n=s[i],u.push(n({action:"userJoined",user:t,role:e}));return u}},whenSynced:function(t){return t.constructor===Function&&(t=[t]),this.is_synced?t[0].apply(this,t.slice(1)):(null==this.compute_when_synced&&(this.compute_when_synced=[]),this.compute_when_synced.push(t))},onReceive:function(t){return this.receive_handlers.push(t)},performSync:function(t){var e,n,r,i,o;if(null==this.current_sync_target&&(this.current_sync_target=t,this.send(t,{sync_step:"getHB",send_again:"true",data:this.getStateVector()}),!this.sent_hb_to_all_users)){for(this.sent_hb_to_all_users=!0,e=this.getHB([]).hb,r=[],i=0,o=e.length;o>i;i++)n=e[i],r.push(n),r.length>10&&(this.broadcast({sync_step:"applyHB_",data:r}),r=[]);return this.broadcast({sync_step:"applyHB",data:r})}},performSyncWithMaster:function(t){var e,n,r,i,o;for(this.current_sync_target=t,this.send(t,{sync_step:"getHB",send_again:"true",data:this.getStateVector()}),e=this.getHB([]).hb,r=[],i=0,o=e.length;o>i;i++)n=e[i],r.push(n),r.length>10&&(this.broadcast({sync_step:"applyHB_",data:r}),r=[]);return this.broadcast({sync_step:"applyHB",data:r})},setStateSynced:function(){var t,e,n,r,i,o;if(!this.is_synced){if(this.is_synced=!0,null!=this.compute_when_synced){for(o=this.compute_when_synced,r=0,i=o.length;i>r;r++)e=o[r],n=e[0],t=e.slice(1),n.apply(t);delete this.compute_when_synced}return null}},whenReceivedStateVector:function(t){return null==this.when_received_state_vector_listeners&&(this.when_received_state_vector_listeners=[]),this.when_received_state_vector_listeners.push(t)},receiveMessage:function(t,e){var n,r,i,o,s,u,l,p,c,a,h,_,d,f,y,v;if(null==e.sync_step){for(f=this.receive_handlers,v=[],p=0,h=f.length;h>p;p++)r=f[p],v.push(r(t,e));return v}if(t!==this.user_id)if("getHB"===e.sync_step){if(null!=this.when_received_state_vector_listeners)for(y=this.when_received_state_vector_listeners,c=0,_=y.length;_>c;c++)r=y[c],r.call(this,e.data);for(delete this.when_received_state_vector_listeners,n=this.getHB(e.data),i=n.hb,l=[],s=this.is_synced?function(e){return function(n){return e.send(t,n)}}(this):function(t){return function(e){return t.broadcast(e)}}(this),a=0,d=i.length;d>a;a++)o=i[a],l.push(o),l.length>10&&(s({sync_step:"applyHB_",data:l}),l=[]);if(s({sync_step:"applyHB",data:l}),null!=e.send_again&&this.perform_send_again)return u=function(e){return function(n){return function(){var r,s;for(i=e.getHB(n).hb,r=0,s=i.length;s>r;r++)o=i[r],l.push(o),l.length>10&&(e.send(t,{sync_step:"applyHB_",data:l}),l=[]);return e.send(t,{sync_step:"applyHB",data:l,sent_again:"true"})}}}(this)(n.state_vector),setTimeout(u,3e3)}else if("applyHB"===e.sync_step){if(this.applyHB(e.data,t===this.current_sync_target),!("syncAll"!==this.syncMethod&&null==e.sent_again||this.is_synced||this.current_sync_target!==t&&null!=this.current_sync_target))return this.connections[t].is_synced=!0,this.findNewSyncTarget()}else if("applyHB_"===e.sync_step)return this.applyHB(e.data,t===this.current_sync_target)},parseMessageFromXml:function(t){var e,n;return e=function(t){var r,i,o,s,u;for(s=t.children,u=[],i=0,o=s.length;o>i;i++)r=s[i],"true"===r.getAttribute("isArray")?u.push(e(r)):u.push(n(r));return u},n=function(t){var r,i,o,s,u,l,p,c,a;i={},c=t.attrs;for(s in c)u=c[s],r=parseInt(u),i[s]=isNaN(r)||""+r!==u?u:r;for(a=t.children,l=0,p=a.length;p>l;l++)o=a[l],s=o.name,i[s]="true"===o.getAttribute("isArray")?e(o):n(o);return i},n(t)},encodeMessageToXml:function(t,e){var n,r;if(r=function(t,e){var i,o;for(i in e)o=e[i],null==o||(o.constructor===Object?r(t.c(i),o):o.constructor===Array?n(t.c(i),o):t.setAttribute(i,o));return t},n=function(t,e){var i,o,s;for(t.setAttribute("isArray","true"),o=0,s=e.length;s>o;o++)i=e[o],i.constructor===Object?r(t.c("array-element"),i):n(t.c("array-element"),i);return t},e.constructor===Object)return r(t.c("y",{xmlns:"http://y.ninja/connector-stanza"}),e);if(e.constructor===Array)return n(t.c("y",{xmlns:"http://y.ninja/connector-stanza"}),e);throw new Error("I can't encode this json!")},setIsBoundToY:function(){return"function"==typeof this.on_bound_to_y&&this.on_bound_to_y(),delete this.when_bound_to_y,this.is_bound_to_y=!0}}},{}],3:[function(t,e){var n;"undefined"!=typeof window&&null!==window&&(window.unprocessed_counter=0),"undefined"!=typeof window&&null!==window&&(window.unprocessed_exec_counter=0),"undefined"!=typeof window&&null!==window&&(window.unprocessed_types=[]),n=function(){function t(t,e){this.HB=t,this.types=e,this.unprocessed_ops=[]}return t.prototype.parseOperation=function(t){var e;if(e=this.types[t.type],null!=(null!=e?e.parse:void 0))return e.parse(t);throw new Error("You forgot to specify a parser for type "+t.type+". The message is "+JSON.stringify(t)+".")},t.prototype.applyOpsCheckDouble=function(t){var e,n,r,i;for(i=[],n=0,r=t.length;r>n;n++)e=t[n],null==this.HB.getOperation(e.uid)?i.push(this.applyOp(e)):i.push(void 0);return i},t.prototype.applyOps=function(t){return this.applyOp(t)},t.prototype.applyOp=function(t,e){var n,r,i,o;for(null==e&&(e=!1),t.constructor!==Array&&(t=[t]),i=0,o=t.length;o>i;i++)r=t[i],e&&(r.fromHB="true"),n=this.parseOperation(r),n.parsed_from_json=r,null!=r.fromHB&&(n.fromHB=r.fromHB),null!=this.HB.getOperation(n)||(!this.HB.isExpectedOperation(n)&&null==n.fromHB||!n.execute())&&(this.unprocessed_ops.push(n),"undefined"!=typeof window&&null!==window&&window.unprocessed_types.push(n.type));return this.tryUnprocessed()},t.prototype.tryUnprocessed=function(){for(var t,e,n,r,i,o;;){for(t=this.unprocessed_ops.length,n=[],o=this.unprocessed_ops,r=0,i=o.length;i>r;r++)e=o[r],null!=this.HB.getOperation(e)||(!this.HB.isExpectedOperation(e)&&null==e.fromHB||!e.execute())&&n.push(e);if(this.unprocessed_ops=n,this.unprocessed_ops.length===t)break}return 0!==this.unprocessed_ops.length?this.HB.invokeSync():void 0},t}(),e.exports=n},{}],4:[function(t,e){var n,r=function(t,e){return function(){return t.apply(e,arguments)}};n=function(){function t(t){this.user_id=t,this.emptyGarbage=r(this.emptyGarbage,this),this.operation_counter={},this.buffer={},this.change_listeners=[],this.garbage=[],this.trash=[],this.performGarbageCollection=!0,this.garbageCollectTimeout=3e4,this.reserved_identifier_counter=0,setTimeout(this.emptyGarbage,this.garbageCollectTimeout)}return t.prototype.setUserId=function(t,e){var n,r,i,o,s,u,l;if(this.user_id=t,null==(s=this.buffer)[u=this.user_id]&&(s[u]=[]),n=this.buffer[this.user_id],r=e[this.user_id]||0,null!=this.buffer._temp){l=this.buffer._temp;for(o in l)i=l[o],i.uid.creator=this.user_id,i.uid.op_number+=r,n[i.uid.op_number]=i}return this.operation_counter[this.user_id]=(this.operation_counter._temp||0)+r,delete this.operation_counter._temp,delete this.buffer._temp},t.prototype.emptyGarbage=function(){var t,e,n,r;for(r=this.garbage,e=0,n=r.length;n>e;e++)t=r[e],"function"==typeof t.cleanup&&t.cleanup();return this.garbage=this.trash,this.trash=[],-1!==this.garbageCollectTimeout&&(this.garbageCollectTimeoutId=setTimeout(this.emptyGarbage,this.garbageCollectTimeout)),void 0},t.prototype.getUserId=function(){return this.user_id},t.prototype.addToGarbageCollector=function(){var t,e,n,r;if(this.performGarbageCollection){for(r=[],e=0,n=arguments.length;n>e;e++)t=arguments[e],null!=t?r.push(this.garbage.push(t)):r.push(void 0);return r}},t.prototype.stopGarbageCollection=function(){return this.performGarbageCollection=!1,this.setManualGarbageCollect(),this.garbage=[],this.trash=[]},t.prototype.setManualGarbageCollect=function(){return this.garbageCollectTimeout=-1,clearTimeout(this.garbageCollectTimeoutId),this.garbageCollectTimeoutId=void 0},t.prototype.setGarbageCollectTimeout=function(t){this.garbageCollectTimeout=t},t.prototype.getReservedUniqueIdentifier=function(){return{creator:"_",op_number:"_"+this.reserved_identifier_counter++}},t.prototype.getOperationCounter=function(t){var e,n,r,i;if(null==t){n={},i=this.operation_counter;for(r in i)e=i[r],n[r]=e;return n}return this.operation_counter[t]},t.prototype.isExpectedOperation=function(t){var e,n;return null==(e=this.operation_counter)[n=t.uid.creator]&&(e[n]=0),t.uid.op_number<=this.operation_counter[t.uid.creator],!0},t.prototype._encode=function(t){var e,n,r,i,o,s,u,l,p,c;null==t&&(t={}),e=[],l=function(e,n){if(null==e||null==n)throw new Error("dah!");return null==t[e]||t[e]<=n},c=this.buffer;for(u in c)if(p=c[u],"_"!==u)for(o in p)if(n=p[o],null==n.uid.noOperation&&l(u,o)){if(r=n._encode(),null!=n.next_cl){for(i=n.next_cl;null!=i.next_cl&&l(i.uid.creator,i.uid.op_number);)i=i.next_cl;r.next=i.getUid()}else if(null!=n.prev_cl){for(s=n.prev_cl;null!=s.prev_cl&&l(s.uid.creator,s.uid.op_number);)s=s.prev_cl;r.prev=s.getUid()}e.push(r)}return e},t.prototype.getNextOperationIdentifier=function(t){var e;return null==t&&(t=this.user_id),null==this.operation_counter[t]&&(this.operation_counter[t]=0),e={creator:t,op_number:this.operation_counter[t]},this.operation_counter[t]++,e},t.prototype.getOperation=function(t){var e,n;return null!=t.uid&&(t=t.uid),e=null!=(n=this.buffer[t.creator])?n[t.op_number]:void 0,null!=t.sub&&null!=e?e.retrieveSub(t.sub):e},t.prototype.addOperation=function(t){if(null==this.buffer[t.uid.creator]&&(this.buffer[t.uid.creator]={}),null!=this.buffer[t.uid.creator][t.uid.op_number])throw new Error("You must not overwrite operations!");if(t.uid.op_number.constructor!==String&&!this.isExpectedOperation(t)&&null==t.fromHB)throw new Error("this operation was not expected!");return this.addToCounter(t),this.buffer[t.uid.creator][t.uid.op_number]=t,t},t.prototype.removeOperation=function(t){var e;return null!=(e=this.buffer[t.uid.creator])?delete e[t.uid.op_number]:void 0},t.prototype.setInvokeSyncHandler=function(t){return this.invokeSync=t},t.prototype.invokeSync=function(){},t.prototype.renewStateVector=function(t){var e,n,r;r=[];for(n in t)e=t[n],(null==this.operation_counter[n]||this.operation_counter[n]i;i++)e=s[i],u.push(e.call.apply(e,[r].concat(n.call(t))));return u},r.prototype.isDeleted=function(){return this.is_deleted},r.prototype.applyDelete=function(t){return null==t&&(t=!0),!this.garbage_collected&&(this.is_deleted=!0,t)?(this.garbage_collected=!0,this.HB.addToGarbageCollector(this)):void 0},r.prototype.cleanup=function(){return this.HB.removeOperation(this),this.deleteAllObservers()},r.prototype.setParent=function(t){this.parent=t},r.prototype.getParent=function(){return this.parent},r.prototype.getUid=function(){var t;return null==this.uid.noOperation?this.uid:null!=this.uid.alt?(t=this.uid.alt.cloneUid(),t.sub=this.uid.sub,t):void 0},r.prototype.cloneUid=function(){var t,e,n,r;e={},r=this.getUid();for(t in r)n=r[t],e[t]=n;return e},r.prototype.execute=function(){var e,n,r;if(this.validateSavedOperations()){if(this.is_executed=!0,null==this.uid&&(this.uid=this.HB.getNextOperationIdentifier()),null==this.uid.noOperation)for(this.HB.addOperation(this),n=0,r=t.length;r>n;n++)e=t[n],e(this._encode());return this}return!1},r.prototype.saveOperation=function(t,e,n){var r,i,o,s,u,l,p;if(null==n&&(n="this"),null!=e&&null!=e._getModel&&(e=e._getModel(this.custom_types,this.operations)),null!=e){if(null!=e.execute||null==e.op_number||null==e.creator){if("this"===n)return this[t]=e;for(r=this[n],s=t.split("/"),i=s.pop(),l=0,p=s.length;p>l;l++)o=s[l],r=r[o];return r[i]=e}return null==this.unchecked&&(this.unchecked={}),null==(u=this.unchecked)[n]&&(u[n]={}),this.unchecked[n][t]=e}},r.prototype.validateSavedOperations=function(){var t,e,n,r,i,o,s,u,l,p,c,a,h,_;c={},p=!0,_=this.unchecked;for(e in _){t=_[e];for(i in t)if(s=t[i],o=this.HB.getOperation(s))if("this"===e)this[i]=o;else{for(n=this[e],l=i.split("/"),r=l.pop(),a=0,h=l.length;h>a;a++)u=l[a],n=n[u];n[r]=o}else null==c[e]&&(c[e]={}),c[e][i]=s,p=!1}return p?(delete this.unchecked,this):(this.unchecked=c,!1)},r.prototype.getCustomType=function(){var t,e,n,r,i;if(null==this.custom_type)return this;if(this.custom_type.constructor===String){for(t=this.custom_types,i=this.custom_type.split("."),n=0,r=i.length;r>n;n++)e=i[n],t=t[e];this.custom_type=new t,this.custom_type._setModel(this)}return this.custom_type},r.prototype._encode=function(t){var e,n,r,i,o;if(null==t&&(t={}),t.type=this.type,t.uid=this.getUid(),null!=this.custom_type&&(t.custom_type=this.custom_type.constructor===String?this.custom_type:this.custom_type._name),t.content=null!=(null!=(i=this.content)?i.getUid:void 0)?this.content.getUid():this.content,null!=this.content_operations){r={},o=this.content_operations;for(e in o)n=o[e],null!=n._getModel&&(n=n._getModel(this.custom_types,this.operations)),r[e]=n.getUid();t.content_operations=r}return t},r}(),e.Delete=function(t){function e(t,n,r){this.saveOperation("deletes",r),e.__super__.constructor.call(this,t,n)}return i(e,t),e.prototype.type="Delete",e.prototype._encode=function(){return{type:"Delete",uid:this.getUid(),deletes:this.deletes.getUid()}},e.prototype.execute=function(){var t;return this.validateSavedOperations()?(t=e.__super__.execute.apply(this,arguments),t&&this.deletes.applyDelete(this),t):!1},e}(e.Operation),e.Delete.parse=function(t){var e,n;return n=t.uid,e=t.deletes,new this(null,n,e)},e.Insert=function(t){function n(t,e,r,i,o,s,u,l){this.saveOperation("parent",i),this.saveOperation("prev_cl",s),this.saveOperation("next_cl",u),null!=l?this.saveOperation("origin",l):this.saveOperation("origin",s),n.__super__.constructor.call(this,t,o,e,r)}return i(n,t),n.prototype.type="Insert",n.prototype.val=function(){return this.getContent()},n.prototype.getNext=function(t){var e;for(null==t&&(t=1),e=this;t>0&&null!=e.next_cl;)e=e.next_cl,e.is_deleted||t--;return e.is_deleted,e},n.prototype.getPrev=function(t){var e;for(null==t&&(t=1),e=this;t>0&&null!=e.prev_cl;)e=e.prev_cl,e.is_deleted||t--;return e.is_deleted?null:e},n.prototype.applyDelete=function(t){var e,r;return null==this.deleted_by&&(this.deleted_by=[]),e=!1,null==this.parent||this.is_deleted||null==t||(e=!0),null!=t&&this.deleted_by.push(t),r=!1,this.next_cl.isDeleted()&&(r=!0),n.__super__.applyDelete.call(this,r),e&&this.parent.callOperationSpecificDeleteEvents(this,t),null!=this.prev_cl&&this.prev_cl.isDeleted()?this.prev_cl.applyDelete():void 0},n.prototype.cleanup=function(){var t,r,i,o,s;if(this.next_cl.isDeleted()){for(s=this.deleted_by,i=0,o=s.length;o>i;i++)t=s[i],t.cleanup();for(r=this.next_cl;"Delimiter"!==r.type;)r.origin===this&&(r.origin=this.prev_cl),r=r.next_cl;return this.prev_cl.next_cl=this.next_cl,this.next_cl.prev_cl=this.prev_cl,this.content instanceof e.Operation&&!(this.content instanceof e.Insert)&&(this.content.referenced_by--,this.content.referenced_by<=0&&!this.content.is_deleted&&this.content.applyDelete()),delete this.content,n.__super__.cleanup.apply(this,arguments)}},n.prototype.getDistanceToOrigin=function(){var t,e;for(t=0,e=this.prev_cl;;){if(this.origin===e)break;t++,e=e.prev_cl}return t},n.prototype.execute=function(){var t,r,i,o;if(this.validateSavedOperations()){if(this.content instanceof e.Operation&&(this.content.insert_parent=this,null==(o=this.content).referenced_by&&(o.referenced_by=0),this.content.referenced_by++),null!=this.parent&&(null==this.prev_cl&&(this.prev_cl=this.parent.beginning),null==this.origin?this.origin=this.prev_cl:"Delimiter"===this.origin&&(this.origin=this.parent.beginning),null==this.next_cl&&(this.next_cl=this.parent.end)),null!=this.prev_cl){for(t=this.getDistanceToOrigin(),i=this.prev_cl.next_cl,r=t;;){if(i===this.next_cl)break;if(i.getDistanceToOrigin()===r)i.uid.creator1)return o=null!=n&&null!=n._getModel?n._getModel(this.custom_types,this.operations):n,this.retrieveSub(t).replace(o),this.getCustomType();if(null!=t)return i=this._map[t],null==i||i.isContentDeleted()?void 0:(s=i.val(),s instanceof e.Operation?s.getCustomType():s);u={},l=this._map;for(t in l)r=l[t],r.isContentDeleted()||(u[t]=r.val());return u},n.prototype["delete"]=function(t){var e;return null!=(e=this._map[t])&&e.deleteContent(),this},n.prototype.retrieveSub=function(t){var n,r,i,o;return null==this._map[t]&&(n={name:t},r=this,o={noOperation:!0,sub:t,alt:this},i=new e.ReplaceManager(null,n,r,o),this._map[t]=i,i.setParent(this,t),i.execute()),this._map[t]},n}(e.Operation),e.MapManager.parse=function(t){var e,n,r,i;return i=t.uid,r=t.custom_type,e=t.content,n=t.content_operations,new this(r,i,e,n)},e.ListManager=function(t){function n(t,r,i,o){this.beginning=new e.Delimiter(void 0,void 0),this.end=new e.Delimiter(this.beginning,void 0),this.beginning.next_cl=this.end,this.beginning.execute(),this.end.execute(),n.__super__.constructor.call(this,t,r,i,o)}return i(n,t),n.prototype.type="ListManager",n.prototype.applyDelete=function(){var t;for(t=this.beginning;null!=t;)t.applyDelete(),t=t.next_cl;return n.__super__.applyDelete.call(this)},n.prototype.cleanup=function(){return n.__super__.cleanup.call(this)},n.prototype.toJson=function(t){var n,r,i,o,s,u;for(null==t&&(t=!1),i=this.val(),u=[],r=o=0,s=i.length;s>o;r=++o)n=i[r],r instanceof e.Object?u.push(r.toJson(t)):r instanceof e.ListManager?u.push(r.toJson(t)):t&&r instanceof e.Operation?u.push(r.val()):u.push(r);return u},n.prototype.execute=function(){return this.validateSavedOperations()?(this.beginning.setParent(this),this.end.setParent(this),n.__super__.execute.apply(this,arguments)):!1},n.prototype.getLastOperation=function(){return this.end.prev_cl},n.prototype.getFirstOperation=function(){return this.beginning.next_cl},n.prototype.toArray=function(){var t,e;for(t=this.beginning.next_cl,e=[];t!==this.end;)t.is_deleted||e.push(t.val()),t=t.next_cl;return e},n.prototype.map=function(t){var e,n;for(e=this.beginning.next_cl,n=[];e!==this.end;)e.is_deleted||n.push(t(e)),e=e.next_cl;return n},n.prototype.fold=function(t,e){var n;for(n=this.beginning.next_cl;n!==this.end;)n.is_deleted||(t=e(t,n)),n=n.next_cl;return t},n.prototype.val=function(t){var n;if(null!=t){if(n=this.getOperationByPosition(t+1),n instanceof e.Delimiter)throw new Error("this position does not exist");return n.val()}return this.toArray()},n.prototype.ref=function(t){var n;if(null!=t)return n=this.getOperationByPosition(t+1),n instanceof e.Delimiter?null:n;throw new Error("you must specify a position parameter")},n.prototype.getOperationByPosition=function(t){var n;for(n=this.beginning;;){if(n instanceof e.Delimiter&&null!=n.prev_cl){for(n=n.prev_cl;n.isDeleted()&&null!=n.prev_cl;)n=n.prev_cl;break}if(0>=t&&!n.isDeleted())break;n=n.next_cl,n.isDeleted()||(t-=1)}return n},n.prototype.push=function(t){return this.insertAfter(this.end.prev_cl,[t])},n.prototype.insertAfter=function(t,n){var r,i,o,s,u;for(i=t.next_cl;i.isDeleted();)i=i.next_cl;if(t=i.prev_cl,n instanceof e.Operation)new e.Insert(null,content,null,void 0,void 0,t,i).execute();else for(s=0,u=n.length;u>s;s++)r=n[s],null!=r&&null!=r._name&&null!=r._getModel&&(r=r._getModel(this.custom_types,this.operations)),o=new e.Insert(null,r,null,void 0,void 0,t,i).execute(),t=o;return this},n.prototype.insert=function(t,e){var n;return n=this.getOperationByPosition(t),this.insertAfter(n,e)},n.prototype["delete"]=function(t,n){var r,i,o,s,u;for(null==n&&(n=1),s=this.getOperationByPosition(t+1),i=[],o=u=0;(n>=0?n>u:u>n)&&!(s instanceof e.Delimiter);o=n>=0?++u:--u){for(r=new e.Delete(null,void 0,s).execute(),s=s.next_cl;!(s instanceof e.Delimiter)&&s.isDeleted();)s=s.next_cl;i.push(r._encode())}return this},n.prototype.callOperationSpecificInsertEvents=function(t){var n;return n=function(t){return t instanceof e.Operation?t.getCustomType():t},this.callEvent([{type:"insert",reference:t,position:t.getPosition(),object:this.getCustomType(),changedBy:t.uid.creator,value:n(t.val())}])},n.prototype.callOperationSpecificDeleteEvents=function(t,e){return this.callEvent([{type:"delete",reference:t,position:t.getPosition(),object:this.getCustomType(),length:1,changedBy:e.uid.creator,oldValue:t.val()}])},n}(e.Operation),e.ListManager.parse=function(t){var e,n,r,i;return i=t.uid,r=t.custom_type,e=t.content,n=t.content_operations,new this(r,i,e,n)},e.Composition=function(t){function n(t,e,r,i,o){var s,u;if(this._composition_value=e,n.__super__.constructor.call(this,t,i),null!=o?this.tmp_composition_ref=o:this.composition_ref=this.end.prev_cl,null!=r){this.composition_value_operations={};for(s in r)u=r[s],this.saveOperation(s,u,"_composition_value")}}return i(n,t),n.prototype.type="Composition",n.prototype.execute=function(){var t;return this.validateSavedOperations()?(this.getCustomType()._setCompositionValue(this._composition_value),delete this._composition_value,this.tmp_composition_ref&&(t=this.HB.getOperation(this.tmp_composition_ref),null!=t&&(delete this.tmp_composition_ref,this.composition_ref=t)),n.__super__.execute.apply(this,arguments)):!1},n.prototype.callOperationSpecificInsertEvents=function(t){var e;if(null!=this.tmp_composition_ref){if(t.uid.creator!==this.tmp_composition_ref.creator||t.uid.op_number!==this.tmp_composition_ref.op_number)return;if(this.composition_ref=t,delete this.tmp_composition_ref,t=t.next_cl,t===this.end)return}for(e=this.end.prev_cl;e!==t;)this.getCustomType()._unapply(e.undo_delta),e=e.prev_cl;for(;e!==this.end;)e.undo_delta=this.getCustomType()._apply(e.val()),e=e.next_cl;return this.composition_ref=this.end.prev_cl,this.callEvent([{type:"update",changedBy:t.uid.creator,newValue:this.val()}])},n.prototype.callOperationSpecificDeleteEvents=function(){},n.prototype.applyDelta=function(t,n){return new e.Insert(null,t,n,this,null,this.end.prev_cl,this.end).execute(),void 0},n.prototype._encode=function(t){var e,r,i,o;if(null==t&&(t={}),e=this.getCustomType()._getCompositionValue(),t.composition_value=e.composition_value,null!=e.composition_value_operations){t.composition_value_operations={},o=e.composition_value_operations;for(r in o)i=o[r],t.composition_value_operations[r]=i.getUid()}return t.composition_ref=null!=this.composition_ref?this.composition_ref.getUid():this.tmp_composition_ref,n.__super__._encode.call(this,t)},n}(e.ListManager),e.Composition.parse=function(t){var e,n,r,i,o; -return o=t.uid,i=t.custom_type,n=t.composition_value,r=t.composition_value_operations,e=t.composition_ref,new this(i,n,r,o,e)},e.ReplaceManager=function(t){function n(t,e,r,i){this.event_properties=e,this.event_this=r,null==this.event_properties.object&&(this.event_properties.object=this.event_this.getCustomType()),n.__super__.constructor.call(this,t,i)}return i(n,t),n.prototype.type="ReplaceManager",n.prototype.callEventDecorator=function(t){var e,n,r,i,o,s;if(!this.isDeleted()){for(i=0,o=t.length;o>i;i++){e=t[i],s=this.event_properties;for(n in s)r=s[n],e[n]=r}this.event_this.callEvent(t)}return void 0},n.prototype.callOperationSpecificInsertEvents=function(t){var e;return"Delimiter"===t.next_cl.type&&"Delimiter"!==t.prev_cl.type?(t.is_deleted||(e=t.prev_cl.val(),this.callEventDecorator([{type:"update",changedBy:t.uid.creator,oldValue:e}])),t.prev_cl.applyDelete()):"Delimiter"!==t.next_cl.type?t.applyDelete():this.callEventDecorator([{type:"add",changedBy:t.uid.creator}]),void 0},n.prototype.callOperationSpecificDeleteEvents=function(t,e){return"Delimiter"===t.next_cl.type?this.callEventDecorator([{type:"delete",changedBy:e.uid.creator,oldValue:t.val()}]):void 0},n.prototype.replace=function(t,n){var r,i;return r=this.getLastOperation(),i=new e.Insert(null,t,null,this,n,r,r.next_cl).execute(),void 0},n.prototype.isContentDeleted=function(){return this.getLastOperation().isDeleted()},n.prototype.deleteContent=function(){var t;return t=this.getLastOperation(),t.isDeleted()||"Delimiter"===t.type||new e.Delete(null,void 0,this.getLastOperation().uid).execute(),void 0},n.prototype.val=function(){var t;return t=this.getLastOperation(),"function"==typeof t.val?t.val():void 0},n}(e.ListManager),t}},{"./Basic":6}],8:[function(t,e){var n,r,i,o,s;s=t("./Operations/Structured"),r=t("./HistoryBuffer"),n=t("./Engine"),i=t("./ConnectorAdapter"),o=function(t){var e,u,l,p,c,a,h;return null!=t.user_id?h=t.user_id:(h="_temp",t.when_received_state_vector_listeners=[function(t){return e.setUserId(this.user_id,t)}]),e=new r(h),a=s(e,this.constructor),c=a.operations,l=new n(e,c),i(t,l,e,a.execution_listener),c.Operation.prototype.HB=e,c.Operation.prototype.operations=c,c.Operation.prototype.engine=l,c.Operation.prototype.connector=t,c.Operation.prototype.custom_types=this.constructor,u=new o.Object,p=new c.MapManager(u,e.getReservedUniqueIdentifier()).execute(),u._setModel(p),u},e.exports=o,"undefined"!=typeof window&&null!==window&&(window.Y=o),o.Object=t("./ObjectType")},{"./ConnectorAdapter":1,"./Engine":3,"./HistoryBuffer":4,"./ObjectType":5,"./Operations/Structured":7}]},{},[8]); \ No newline at end of file +/* @flow */ + +"use strict"; + +function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } + +var Buffer = function Buffer() { + _classCallCheck(this, Buffer); +}; + +function add(x) { + return x + 4; +} + +add("5"); + +/* @flow */ +/* global Buffer */ + +var buffer = new Buffer(3); + +/* @flow */ +/*eslint-env node, jasmine */ + +describe("A suite", function () { + it("contains spec with an expectation", function () { + throw new Error("dtrn"); + expect(new Buffer()).toBe(true); + }); +}); \ No newline at end of file