2922 lines
91 KiB
JavaScript
2922 lines
91 KiB
JavaScript
(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<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
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var createIwcConnector;
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createIwcConnector = function(callback, initial_user_id) {
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var IwcConnector, duiClient, init, iwcHandler, received_HB;
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iwcHandler = {};
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duiClient = new DUIClient();
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duiClient.connect(function(intent) {
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var _ref;
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return (_ref = iwcHandler[intent.action]) != null ? _ref.map(function(f) {
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return setTimeout(function() {
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||
return f(intent);
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}, 0);
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}) : void 0;
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});
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duiClient.initOK();
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received_HB = null;
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IwcConnector = (function() {
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function IwcConnector(engine, HB, execution_listener, yatta) {
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var receiveHB, receive_, sendHistoryBuffer, send_;
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this.engine = engine;
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this.HB = HB;
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this.execution_listener = execution_listener;
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this.yatta = yatta;
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this.duiClient = duiClient;
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this.iwcHandler = iwcHandler;
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send_ = (function(_this) {
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return function(o) {
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if (Object.getOwnPropertyNames(_this.initialized).length !== 0) {
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return _this.send(o);
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}
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};
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})(this);
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this.execution_listener.push(send_);
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this.initialized = {};
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receiveHB = (function(_this) {
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return function(json) {
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var him;
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HB = json.extras.HB;
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him = json.extras.user;
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_this.engine.applyOpsCheckDouble(HB);
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return _this.initialized[him] = true;
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};
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})(this);
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iwcHandler["Yatta_push_HB_element"] = [receiveHB];
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this.sendIwcIntent("Yatta_get_HB_element", {});
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receive_ = (function(_this) {
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return function(intent) {
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var o;
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o = intent.extras;
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if (_this.initialized[o.uid.creator] != null) {
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return _this.receive(o);
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}
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};
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})(this);
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this.iwcHandler["Yatta_new_operation"] = [receive_];
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if (received_HB != null) {
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this.engine.applyOpsCheckDouble(received_HB);
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}
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sendHistoryBuffer = (function(_this) {
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return function() {
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var json;
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json = {
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HB: _this.yatta.getHistoryBuffer()._encode(),
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user: _this.yatta.getUserId()
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};
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return _this.sendIwcIntent("Yatta_push_HB_element", json);
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};
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})(this);
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this.iwcHandler["Yatta_get_HB_element"] = [sendHistoryBuffer];
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}
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IwcConnector.prototype.send = function(o) {
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if (o.uid.creator === this.HB.getUserId() && (typeof o.uid.op_number !== "string")) {
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return this.sendIwcIntent("Yatta_new_operation", o);
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}
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};
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IwcConnector.prototype.receive = function(o) {
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if (o.uid.creator !== this.HB.getUserId()) {
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return this.engine.applyOp(o);
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}
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};
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IwcConnector.prototype.sendIwcIntent = function(action_name, content) {
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var intent;
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intent = {
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action: action_name,
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component: "",
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data: "",
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dataType: "",
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flags: ["PUBLISH_GLOBAL"],
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extras: content
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};
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return this.duiClient.sendIntent(intent);
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};
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return IwcConnector;
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})();
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init = function() {
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var proposed_user_id;
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proposed_user_id = null;
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if (initial_user_id != null) {
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proposed_user_id = initial_user_id;
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} else {
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proposed_user_id = Math.floor(Math.random() * 1000000);
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}
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return callback(IwcConnector, proposed_user_id);
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};
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setTimeout(init, 5000);
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return void 0;
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||
};
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module.exports = createIwcConnector;
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|
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if (typeof window !== "undefined" && window !== null) {
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window.createIwcConnector = createIwcConnector;
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}
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},{}],2:[function(require,module,exports){
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var _;
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_ = require("underscore");
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module.exports = function(user_list) {
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var TestConnector;
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return TestConnector = (function() {
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function TestConnector(engine, HB, execution_listener) {
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var appliedOperationsListener, send_;
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this.engine = engine;
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this.HB = HB;
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this.execution_listener = execution_listener;
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send_ = (function(_this) {
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return function(o) {
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return _this.send(o);
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};
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})(this);
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this.execution_listener.push(send_);
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this.applied_operations = [];
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appliedOperationsListener = (function(_this) {
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return function(o) {
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return _this.applied_operations.push(o);
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};
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})(this);
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this.execution_listener.push(appliedOperationsListener);
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if (!((user_list != null ? user_list.length : void 0) === 0)) {
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this.engine.applyOps(user_list[0].getHistoryBuffer()._encode());
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}
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this.unexecuted = {};
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||
}
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TestConnector.prototype.getOpsInExecutionOrder = function() {
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return this.applied_operations;
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};
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TestConnector.prototype.send = function(o) {
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var user, _i, _len, _results;
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if ((o.uid.creator === this.HB.getUserId()) && (typeof o.uid.op_number !== "string")) {
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_results = [];
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for (_i = 0, _len = user_list.length; _i < _len; _i++) {
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user = user_list[_i];
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if (user.getUserId() !== this.HB.getUserId()) {
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_results.push(user.getConnector().receive(o));
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} else {
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_results.push(void 0);
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}
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}
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return _results;
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}
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};
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TestConnector.prototype.receive = function(o) {
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var _base, _name;
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if ((_base = this.unexecuted)[_name = o.uid.creator] == null) {
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_base[_name] = [];
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}
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return this.unexecuted[o.uid.creator].push(o);
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};
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TestConnector.prototype.flushOne = function(user) {
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var _ref;
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if (((_ref = this.unexecuted[user]) != null ? _ref.length : void 0) > 0) {
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return this.engine.applyOp(this.unexecuted[user].shift());
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}
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};
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TestConnector.prototype.flushOneRandom = function() {
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return this.flushOne(_.random(0, user_list.length - 1));
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};
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TestConnector.prototype.flushAll = function() {
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var n, ops, _ref;
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_ref = this.unexecuted;
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for (n in _ref) {
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ops = _ref[n];
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this.engine.applyOps(ops);
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}
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return this.unexecuted = {};
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};
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return TestConnector;
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})();
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};
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},{"underscore":12}],3:[function(require,module,exports){
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var Engine;
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Engine = (function() {
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function Engine(HB, parser) {
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this.HB = HB;
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this.parser = parser;
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this.unprocessed_ops = [];
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}
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Engine.prototype.parseOperation = function(json) {
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var typeParser;
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typeParser = this.parser[json.type];
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if (typeParser != null) {
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return typeParser(json);
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} else {
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throw new Error("You forgot to specify a parser for type " + json.type + ". The message is " + (JSON.stringify(json)) + ".");
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}
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};
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Engine.prototype.applyOpsBundle = function(ops_json) {
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var o, ops, _i, _j, _k, _len, _len1, _len2;
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ops = [];
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for (_i = 0, _len = ops_json.length; _i < _len; _i++) {
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o = ops_json[_i];
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ops.push(this.parseOperation(o));
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}
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for (_j = 0, _len1 = ops.length; _j < _len1; _j++) {
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o = ops[_j];
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this.HB.addOperation(o);
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}
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for (_k = 0, _len2 = ops.length; _k < _len2; _k++) {
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o = ops[_k];
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if (!o.execute()) {
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this.unprocessed_ops.push(o);
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}
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}
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return this.tryUnprocessed();
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};
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Engine.prototype.applyOpsCheckDouble = function(ops_json) {
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var o, _i, _len, _results;
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_results = [];
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for (_i = 0, _len = ops_json.length; _i < _len; _i++) {
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o = ops_json[_i];
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if (this.HB.getOperation(o.uid) == null) {
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_results.push(this.applyOp(o));
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} else {
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_results.push(void 0);
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}
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}
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return _results;
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};
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Engine.prototype.applyOps = function(ops_json) {
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var o, _i, _len, _results;
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_results = [];
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for (_i = 0, _len = ops_json.length; _i < _len; _i++) {
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o = ops_json[_i];
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_results.push(this.applyOp(o));
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}
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return _results;
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};
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Engine.prototype.applyOp = function(op_json) {
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var o;
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o = this.parseOperation(op_json);
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this.HB.addToCounter(o);
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if (!o.execute()) {
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this.unprocessed_ops.push(o);
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} else {
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this.HB.addOperation(o);
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}
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return this.tryUnprocessed();
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};
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Engine.prototype.tryUnprocessed = function() {
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var old_length, op, unprocessed, _i, _len, _ref, _results;
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_results = [];
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while (true) {
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old_length = this.unprocessed_ops.length;
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unprocessed = [];
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_ref = this.unprocessed_ops;
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for (_i = 0, _len = _ref.length; _i < _len; _i++) {
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op = _ref[_i];
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if (!op.execute()) {
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unprocessed.push(op);
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} else {
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this.HB.addOperation(op);
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}
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}
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this.unprocessed_ops = unprocessed;
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if (this.unprocessed_ops.length === old_length) {
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break;
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} else {
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_results.push(void 0);
|
||
}
|
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}
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return _results;
|
||
};
|
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|
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return Engine;
|
||
|
||
})();
|
||
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module.exports = Engine;
|
||
|
||
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||
},{}],4:[function(require,module,exports){
|
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var Engine, HistoryBuffer, JsonYatta, json_types_uninitialized;
|
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json_types_uninitialized = require("../Types/JsonTypes");
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HistoryBuffer = require("../HistoryBuffer");
|
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Engine = require("../Engine");
|
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JsonYatta = (function() {
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function JsonYatta(user_id, Connector) {
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var first_word, json_types;
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this.HB = new HistoryBuffer(user_id);
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json_types = json_types_uninitialized(this.HB);
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this.engine = new Engine(this.HB, json_types.parser);
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this.connector = new Connector(this.engine, this.HB, json_types.execution_listener, this);
|
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first_word = new json_types.types.JsonType(this.HB.getReservedUniqueIdentifier());
|
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this.HB.addOperation(first_word).execute();
|
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this.root_element = first_word;
|
||
}
|
||
|
||
JsonYatta.prototype.getRootElement = function() {
|
||
return this.root_element;
|
||
};
|
||
|
||
JsonYatta.prototype.getEngine = function() {
|
||
return this.engine;
|
||
};
|
||
|
||
JsonYatta.prototype.getConnector = function() {
|
||
return this.connector;
|
||
};
|
||
|
||
JsonYatta.prototype.getHistoryBuffer = function() {
|
||
return this.HB;
|
||
};
|
||
|
||
JsonYatta.prototype.setMutableDefault = function(mutable) {
|
||
return this.root_element.setMutableDefault(mutable);
|
||
};
|
||
|
||
JsonYatta.prototype.getUserId = function() {
|
||
return this.HB.getUserId();
|
||
};
|
||
|
||
JsonYatta.prototype.val = function(name, content, mutable) {
|
||
return this.root_element.val(name, content, mutable);
|
||
};
|
||
|
||
Object.defineProperty(JsonYatta.prototype, 'value', {
|
||
get: function() {
|
||
return this.root_element.value;
|
||
},
|
||
set: function(o) {
|
||
var o_name, o_obj, _results;
|
||
if (o.constructor === {}.constructor) {
|
||
_results = [];
|
||
for (o_name in o) {
|
||
o_obj = o[o_name];
|
||
_results.push(this.val(o_name, o_obj, 'immutable'));
|
||
}
|
||
return _results;
|
||
} else {
|
||
throw new Error("You must only set Object values!");
|
||
}
|
||
}
|
||
});
|
||
|
||
return JsonYatta;
|
||
|
||
})();
|
||
|
||
if (typeof window !== "undefined" && window !== null) {
|
||
window.JsonYatta = JsonYatta;
|
||
}
|
||
|
||
module.exports = JsonYatta;
|
||
|
||
|
||
},{"../Engine":3,"../HistoryBuffer":6,"../Types/JsonTypes":8}],5:[function(require,module,exports){
|
||
var Engine, HistoryBuffer, TextYatta, text_types_uninitialized;
|
||
|
||
text_types_uninitialized = require("../Types/TextTypes");
|
||
|
||
HistoryBuffer = require("../HistoryBuffer");
|
||
|
||
Engine = require("../Engine");
|
||
|
||
TextYatta = (function() {
|
||
function TextYatta(user_id, Connector) {
|
||
var first_word, text_types;
|
||
this.HB = new HistoryBuffer(user_id);
|
||
text_types = text_types_uninitialized(this.HB);
|
||
this.engine = new Engine(this.HB, text_types.parser);
|
||
this.connector = new Connector(this.engine, this.HB, text_types.execution_listener);
|
||
first_word = new text_types.types.Word(void 0);
|
||
this.HB.addOperation(first_word).execute();
|
||
this.root_element = first_word;
|
||
}
|
||
|
||
TextYatta.prototype.getRootElement = function() {
|
||
return this.root_element;
|
||
};
|
||
|
||
TextYatta.prototype.getEngine = function() {
|
||
return this.engine;
|
||
};
|
||
|
||
TextYatta.prototype.getConnector = function() {
|
||
return this.connector;
|
||
};
|
||
|
||
TextYatta.prototype.getHistoryBuffer = function() {
|
||
return this.HB;
|
||
};
|
||
|
||
TextYatta.prototype.getUserId = function() {
|
||
return this.HB.getUserId();
|
||
};
|
||
|
||
TextYatta.prototype.val = function() {
|
||
return this.root_element.val();
|
||
};
|
||
|
||
TextYatta.prototype.insertText = function(pos, content) {
|
||
return this.root_element.insertText(pos, content);
|
||
};
|
||
|
||
TextYatta.prototype.deleteText = function(pos, length) {
|
||
return this.root_element.deleteText(pos, length);
|
||
};
|
||
|
||
TextYatta.prototype.replaceText = function(text) {
|
||
return this.root_element.replaceText(text);
|
||
};
|
||
|
||
return TextYatta;
|
||
|
||
})();
|
||
|
||
module.exports = TextYatta;
|
||
|
||
|
||
},{"../Engine":3,"../HistoryBuffer":6,"../Types/TextTypes":10}],6:[function(require,module,exports){
|
||
var HistoryBuffer;
|
||
|
||
HistoryBuffer = (function() {
|
||
function HistoryBuffer(user_id) {
|
||
this.user_id = user_id;
|
||
this.operation_counter = {};
|
||
this.buffer = {};
|
||
this.change_listeners = [];
|
||
}
|
||
|
||
HistoryBuffer.prototype.getUserId = function() {
|
||
return this.user_id;
|
||
};
|
||
|
||
HistoryBuffer.prototype.getReservedUniqueIdentifier = function() {
|
||
return {
|
||
creator: '_',
|
||
op_number: '_'
|
||
};
|
||
};
|
||
|
||
HistoryBuffer.prototype.getOperationCounter = function() {
|
||
var ctn, res, user, _ref;
|
||
res = {};
|
||
_ref = this.operation_counter;
|
||
for (user in _ref) {
|
||
ctn = _ref[user];
|
||
res[user] = ctn;
|
||
}
|
||
return res;
|
||
};
|
||
|
||
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];
|
||
for (o_number in user) {
|
||
o = user[o_number];
|
||
if (!isNaN(parseInt(o_number)) && 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.creator, o_next.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_next.creator, o_next.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 _ref;
|
||
if (uid instanceof Object) {
|
||
return (_ref = this.buffer[uid.creator]) != null ? _ref[uid.op_number] : void 0;
|
||
} else if (uid == null) {
|
||
|
||
} else {
|
||
throw new Error("This type of uid is not defined!");
|
||
}
|
||
};
|
||
|
||
HistoryBuffer.prototype.addOperation = function(o) {
|
||
if (this.buffer[o.creator] == null) {
|
||
this.buffer[o.creator] = {};
|
||
}
|
||
if (this.buffer[o.creator][o.op_number] != null) {
|
||
throw new Error("You must not overwrite operations!");
|
||
}
|
||
this.buffer[o.creator][o.op_number] = o;
|
||
return o;
|
||
};
|
||
|
||
HistoryBuffer.prototype.addToCounter = function(o) {
|
||
if (this.operation_counter[o.creator] == null) {
|
||
this.operation_counter[o.creator] = 0;
|
||
}
|
||
if (typeof o.op_number === 'number' && o.creator !== this.getUserId()) {
|
||
return this.operation_counter[o.creator]++;
|
||
}
|
||
};
|
||
|
||
return HistoryBuffer;
|
||
|
||
})();
|
||
|
||
module.exports = HistoryBuffer;
|
||
|
||
|
||
},{}],7:[function(require,module,exports){
|
||
var __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(HB) {
|
||
var Delete, Delimiter, ImmutableObject, Insert, Operation, execution_listener, parser;
|
||
parser = {};
|
||
execution_listener = [];
|
||
Operation = (function() {
|
||
function Operation(uid) {
|
||
if (uid == null) {
|
||
uid = HB.getNextOperationIdentifier();
|
||
}
|
||
this.creator = uid['creator'], this.op_number = uid['op_number'];
|
||
}
|
||
|
||
Operation.prototype.on = function(event, f) {
|
||
var _base;
|
||
if (this.event_listeners == null) {
|
||
this.event_listeners = {};
|
||
}
|
||
if ((_base = this.event_listeners)[event] == null) {
|
||
_base[event] = [];
|
||
}
|
||
return this.event_listeners[event].push(f);
|
||
};
|
||
|
||
Operation.prototype.callEvent = function(event, args) {
|
||
var f, _i, _len, _ref, _results;
|
||
if (this.event_listeners[event] != null) {
|
||
_ref = this.event_listeners[event];
|
||
_results = [];
|
||
for (_i = 0, _len = _ref.length; _i < _len; _i++) {
|
||
f = _ref[_i];
|
||
_results.push(f.call(this, event, args));
|
||
}
|
||
return _results;
|
||
}
|
||
};
|
||
|
||
Operation.prototype.setParent = function(o) {
|
||
return this.parent = o;
|
||
};
|
||
|
||
Operation.prototype.getUid = function() {
|
||
return {
|
||
'creator': this.creator,
|
||
'op_number': this.op_number
|
||
};
|
||
};
|
||
|
||
Operation.prototype.execute = function() {
|
||
var l, _i, _len;
|
||
this.is_executed = true;
|
||
for (_i = 0, _len = execution_listener.length; _i < _len; _i++) {
|
||
l = execution_listener[_i];
|
||
l(this._encode());
|
||
}
|
||
return this;
|
||
};
|
||
|
||
Operation.prototype.saveOperation = function(name, op) {
|
||
if ((op != null ? op.execute : void 0) != null) {
|
||
return this[name] = op;
|
||
} else if (op != null) {
|
||
if (this.unchecked == null) {
|
||
this.unchecked = {};
|
||
}
|
||
return this.unchecked[name] = op;
|
||
}
|
||
};
|
||
|
||
Operation.prototype.validateSavedOperations = function() {
|
||
var name, op, op_uid, success, uninstantiated, _ref;
|
||
uninstantiated = {};
|
||
success = this;
|
||
_ref = this.unchecked;
|
||
for (name in _ref) {
|
||
op_uid = _ref[name];
|
||
op = HB.getOperation(op_uid);
|
||
if (op) {
|
||
this[name] = op;
|
||
} else {
|
||
uninstantiated[name] = op_uid;
|
||
success = false;
|
||
}
|
||
}
|
||
delete this.unchecked;
|
||
if (!success) {
|
||
this.unchecked = uninstantiated;
|
||
}
|
||
return success;
|
||
};
|
||
|
||
return Operation;
|
||
|
||
})();
|
||
Delete = (function(_super) {
|
||
__extends(Delete, _super);
|
||
|
||
function Delete(uid, deletes) {
|
||
this.saveOperation('deletes', deletes);
|
||
Delete.__super__.constructor.call(this, uid);
|
||
}
|
||
|
||
Delete.prototype._encode = function() {
|
||
return {
|
||
'type': "Delete",
|
||
'uid': this.getUid(),
|
||
'deletes': this.deletes.getUid()
|
||
};
|
||
};
|
||
|
||
Delete.prototype.execute = function() {
|
||
if (this.validateSavedOperations()) {
|
||
this.deletes.applyDelete(this);
|
||
Delete.__super__.execute.apply(this, arguments);
|
||
return this;
|
||
} else {
|
||
return false;
|
||
}
|
||
};
|
||
|
||
return Delete;
|
||
|
||
})(Operation);
|
||
parser['Delete'] = function(o) {
|
||
var deletes_uid, uid;
|
||
uid = o['uid'], deletes_uid = o['deletes'];
|
||
return new Delete(uid, deletes_uid);
|
||
};
|
||
Insert = (function(_super) {
|
||
__extends(Insert, _super);
|
||
|
||
function Insert(uid, prev_cl, next_cl, origin) {
|
||
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, uid);
|
||
}
|
||
|
||
Insert.prototype.applyDelete = function(o) {
|
||
if (this.deleted_by == null) {
|
||
this.deleted_by = [];
|
||
}
|
||
return this.deleted_by.push(o);
|
||
};
|
||
|
||
Insert.prototype.isDeleted = function() {
|
||
var _ref;
|
||
return ((_ref = this.deleted_by) != null ? _ref.length : void 0) > 0;
|
||
};
|
||
|
||
Insert.prototype.getDistanceToOrigin = function() {
|
||
var d, o;
|
||
d = 0;
|
||
o = this.prev_cl;
|
||
while (true) {
|
||
if (this.origin === o) {
|
||
break;
|
||
}
|
||
d++;
|
||
if (this === this.prev_cl) {
|
||
throw new Error("this should not happen ;) ");
|
||
}
|
||
o = o.prev_cl;
|
||
}
|
||
return d;
|
||
};
|
||
|
||
Insert.prototype.update_sl = function() {
|
||
var o;
|
||
o = this.prev_cl;
|
||
({
|
||
update: function(dest_cl, dest_sl) {
|
||
var _results;
|
||
_results = [];
|
||
while (true) {
|
||
if (o.isDeleted()) {
|
||
_results.push(o = o[dest_cl]);
|
||
} else {
|
||
this[dest_sl] = o;
|
||
break;
|
||
}
|
||
}
|
||
return _results;
|
||
}
|
||
});
|
||
update("prev_cl", "prev_sl");
|
||
return update("next_cl", "prev_sl");
|
||
};
|
||
|
||
Insert.prototype.execute = function() {
|
||
var distance_to_origin, i, o, _ref, _ref1;
|
||
if (this.is_executed != null) {
|
||
return this;
|
||
}
|
||
if (!this.validateSavedOperations()) {
|
||
return false;
|
||
} else {
|
||
if (((_ref = this.prev_cl) != null ? _ref.validateSavedOperations() : void 0) && ((_ref1 = this.next_cl) != null ? _ref1.validateSavedOperations() : void 0) && this.prev_cl.next_cl !== this) {
|
||
distance_to_origin = 0;
|
||
o = this.prev_cl.next_cl;
|
||
i = 0;
|
||
while (true) {
|
||
if (o == null) {
|
||
console.log(JSON.stringify(this.prev_cl.getUid()));
|
||
console.log(JSON.stringify(this.next_cl.getUid()));
|
||
}
|
||
if (o !== this.next_cl) {
|
||
if (o.getDistanceToOrigin() === i) {
|
||
if (o.creator < this.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;
|
||
}
|
||
return Insert.__super__.execute.apply(this, arguments);
|
||
}
|
||
};
|
||
|
||
return Insert;
|
||
|
||
})(Operation);
|
||
ImmutableObject = (function(_super) {
|
||
__extends(ImmutableObject, _super);
|
||
|
||
function ImmutableObject(uid, content, prev, next, origin) {
|
||
this.content = content;
|
||
ImmutableObject.__super__.constructor.call(this, uid, prev, next, origin);
|
||
}
|
||
|
||
ImmutableObject.prototype.val = function() {
|
||
return this.content;
|
||
};
|
||
|
||
ImmutableObject.prototype._encode = function() {
|
||
var json;
|
||
json = {
|
||
'type': "ImmutableObject",
|
||
'uid': this.getUid(),
|
||
'content': this.content
|
||
};
|
||
if (this.prev_cl != null) {
|
||
json['prev'] = this.prev_cl.getUid();
|
||
}
|
||
if (this.next_cl != null) {
|
||
json['next'] = this.next_cl.getUid();
|
||
}
|
||
if ((this.origin != null) && this.origin !== this.prev_cl) {
|
||
json["origin"] = this.origin.getUid();
|
||
}
|
||
return json;
|
||
};
|
||
|
||
return ImmutableObject;
|
||
|
||
})(Insert);
|
||
parser['ImmutableObject'] = function(json) {
|
||
var content, next, origin, prev, uid;
|
||
uid = json['uid'], content = json['content'], prev = json['prev'], next = json['next'], origin = json['origin'];
|
||
return new ImmutableObject(uid, content, prev, next, origin);
|
||
};
|
||
Delimiter = (function(_super) {
|
||
__extends(Delimiter, _super);
|
||
|
||
function Delimiter(uid, 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, uid);
|
||
}
|
||
|
||
Delimiter.prototype.isDeleted = function() {
|
||
return false;
|
||
};
|
||
|
||
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;
|
||
delete this.prev_cl.unchecked.next_cl;
|
||
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;
|
||
return this.prev_cl.next_cl = this;
|
||
} else if ((this.prev_cl != null) || (this.next_cl != null)) {
|
||
return Delimiter.__super__.execute.apply(this, arguments);
|
||
} else {
|
||
throw new Error("Delimiter is unsufficient defined!");
|
||
}
|
||
};
|
||
|
||
Delimiter.prototype._encode = function() {
|
||
var _ref, _ref1;
|
||
return {
|
||
'type': "Delimiter",
|
||
'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;
|
||
|
||
})(Operation);
|
||
parser['Delimiter'] = function(json) {
|
||
var next, prev, uid;
|
||
uid = json['uid'], prev = json['prev'], next = json['next'];
|
||
return new Delimiter(uid, prev, next);
|
||
};
|
||
return {
|
||
'types': {
|
||
'Delete': Delete,
|
||
'Insert': Insert,
|
||
'Delimiter': Delimiter,
|
||
'Operation': Operation,
|
||
'ImmutableObject': ImmutableObject
|
||
},
|
||
'parser': parser,
|
||
'execution_listener': execution_listener
|
||
};
|
||
};
|
||
|
||
|
||
},{}],8:[function(require,module,exports){
|
||
var text_types_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; };
|
||
|
||
text_types_uninitialized = require("./TextTypes");
|
||
|
||
module.exports = function(HB) {
|
||
var JsonType, createJsonWrapper, parser, text_types, types;
|
||
text_types = text_types_uninitialized(HB);
|
||
types = text_types.types;
|
||
parser = text_types.parser;
|
||
createJsonWrapper = function(_jsonType) {
|
||
var JsonWrapper;
|
||
JsonWrapper = (function() {
|
||
function JsonWrapper(jsonType) {
|
||
var name, obj, _fn, _ref;
|
||
_ref = jsonType.map;
|
||
_fn = function(name, obj) {
|
||
return Object.defineProperty(JsonWrapper.prototype, name, {
|
||
get: function() {
|
||
var x;
|
||
x = obj.val();
|
||
if (x instanceof JsonType) {
|
||
return createJsonWrapper(x);
|
||
} else if (x instanceof types.ImmutableObject) {
|
||
return x.val();
|
||
} else {
|
||
return x;
|
||
}
|
||
},
|
||
set: function(o) {
|
||
var o_name, o_obj, overwrite, _results;
|
||
if (o.constructor === {}.constructor) {
|
||
overwrite = jsonType.val(name);
|
||
_results = [];
|
||
for (o_name in o) {
|
||
o_obj = o[o_name];
|
||
_results.push(overwrite.val(o_name, o_obj, 'immutable'));
|
||
}
|
||
return _results;
|
||
} else {
|
||
return jsonType.val(name, o, 'immutable');
|
||
}
|
||
},
|
||
enumerable: true,
|
||
configurable: false
|
||
});
|
||
};
|
||
for (name in _ref) {
|
||
obj = _ref[name];
|
||
_fn(name, obj);
|
||
}
|
||
}
|
||
|
||
return JsonWrapper;
|
||
|
||
})();
|
||
return new JsonWrapper(_jsonType);
|
||
};
|
||
JsonType = (function(_super) {
|
||
__extends(JsonType, _super);
|
||
|
||
function JsonType(uid, initial_value, mutable) {
|
||
var name, o;
|
||
JsonType.__super__.constructor.call(this, uid);
|
||
if (initial_value != null) {
|
||
if (typeof initial_value !== "object") {
|
||
throw new Error("The initial value of JsonTypes must be of type Object! (current type: " + (typeof initial_value) + ")");
|
||
}
|
||
for (name in initial_value) {
|
||
o = initial_value[name];
|
||
this.val(name, o, mutable);
|
||
}
|
||
}
|
||
}
|
||
|
||
JsonType.prototype.mutable_default = true;
|
||
|
||
JsonType.prototype.setMutableDefault = function(mutable) {
|
||
if (mutable === true || mutable === 'mutable') {
|
||
JsonType.prototype.mutable_default = true;
|
||
} else if (mutable === false || mutable === 'immutable') {
|
||
JsonType.prototype.mutable_default = false;
|
||
} else {
|
||
throw new Error('Set mutable either "mutable" or "immutable"!');
|
||
}
|
||
return 'OK';
|
||
};
|
||
|
||
JsonType.prototype.val = function(name, content, mutable) {
|
||
var json, o, o_name, obj, word;
|
||
if (typeof name === 'object') {
|
||
for (o_name in name) {
|
||
o = name[o_name];
|
||
this.val(o_name, o, content);
|
||
}
|
||
return this;
|
||
} else if ((name != null) && (content != null)) {
|
||
if (mutable != null) {
|
||
if (mutable === true || mutable === 'mutable') {
|
||
mutable = true;
|
||
} else {
|
||
mutable = false;
|
||
}
|
||
} else {
|
||
mutable = this.mutable_default;
|
||
}
|
||
if (typeof content === 'function') {
|
||
return this;
|
||
} else if (((!mutable) || typeof content === 'number') && content.constructor !== Object) {
|
||
obj = HB.addOperation(new types.ImmutableObject(void 0, content)).execute();
|
||
return JsonType.__super__.val.call(this, name, obj);
|
||
} else {
|
||
if (typeof content === 'string') {
|
||
word = HB.addOperation(new types.Word(void 0)).execute();
|
||
word.insertText(0, content);
|
||
return JsonType.__super__.val.call(this, name, word);
|
||
} else if (content.constructor === Object) {
|
||
json = HB.addOperation(new JsonType(void 0, content, mutable)).execute();
|
||
return JsonType.__super__.val.call(this, name, json);
|
||
} else {
|
||
throw new Error("You must not set " + (typeof content) + "-types in collaborative Json-objects!");
|
||
}
|
||
}
|
||
} else {
|
||
return JsonType.__super__.val.call(this, name, content);
|
||
}
|
||
};
|
||
|
||
Object.defineProperty(JsonType.prototype, 'value', {
|
||
get: function() {
|
||
return createJsonWrapper(this);
|
||
},
|
||
set: function(o) {
|
||
var o_name, o_obj, _results;
|
||
if (o.constructor === {}.constructor) {
|
||
_results = [];
|
||
for (o_name in o) {
|
||
o_obj = o[o_name];
|
||
_results.push(this.val(o_name, o_obj, 'immutable'));
|
||
}
|
||
return _results;
|
||
} else {
|
||
throw new Error("You must only set Object values!");
|
||
}
|
||
}
|
||
});
|
||
|
||
JsonType.prototype._encode = function() {
|
||
return {
|
||
'type': "JsonType",
|
||
'uid': this.getUid()
|
||
};
|
||
};
|
||
|
||
return JsonType;
|
||
|
||
})(types.MapManager);
|
||
parser['JsonType'] = function(json) {
|
||
var uid;
|
||
uid = json['uid'];
|
||
return new JsonType(uid);
|
||
};
|
||
types['JsonType'] = JsonType;
|
||
return text_types;
|
||
};
|
||
|
||
|
||
},{"./TextTypes":10}],9:[function(require,module,exports){
|
||
var basic_types_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_types_uninitialized = require("./BasicTypes");
|
||
|
||
module.exports = function(HB) {
|
||
var AddName, ListManager, MapManager, ReplaceManager, Replaceable, basic_types, parser, types;
|
||
basic_types = basic_types_uninitialized(HB);
|
||
types = basic_types.types;
|
||
parser = basic_types.parser;
|
||
MapManager = (function(_super) {
|
||
__extends(MapManager, _super);
|
||
|
||
function MapManager(uid) {
|
||
this.map = {};
|
||
MapManager.__super__.constructor.call(this, uid);
|
||
}
|
||
|
||
MapManager.prototype.val = function(name, content) {
|
||
var o, obj, result, _ref, _ref1;
|
||
if (content != null) {
|
||
if (this.map[name] == null) {
|
||
HB.addOperation(new AddName(void 0, this, name)).execute();
|
||
}
|
||
this.map[name].replace(content);
|
||
return this;
|
||
} else if (name != null) {
|
||
obj = (_ref = this.map[name]) != null ? _ref.val() : void 0;
|
||
if (obj instanceof types.ImmutableObject) {
|
||
return obj.val();
|
||
} else {
|
||
return obj;
|
||
}
|
||
} else {
|
||
result = {};
|
||
_ref1 = this.map;
|
||
for (name in _ref1) {
|
||
o = _ref1[name];
|
||
obj = o.val();
|
||
if (obj instanceof types.ImmutableObject || obj instanceof MapManager) {
|
||
obj = obj.val();
|
||
}
|
||
result[name] = obj;
|
||
}
|
||
return result;
|
||
}
|
||
};
|
||
|
||
return MapManager;
|
||
|
||
})(types.Operation);
|
||
AddName = (function(_super) {
|
||
__extends(AddName, _super);
|
||
|
||
function AddName(uid, map_manager, name) {
|
||
this.name = name;
|
||
this.saveOperation('map_manager', map_manager);
|
||
AddName.__super__.constructor.call(this, uid);
|
||
}
|
||
|
||
AddName.prototype.execute = function() {
|
||
var beg, end, uid_beg, uid_end, uid_r;
|
||
if (!this.validateSavedOperations()) {
|
||
return false;
|
||
} else {
|
||
uid_r = this.map_manager.getUid();
|
||
uid_r.op_number = "_" + uid_r.op_number + "_RM_" + this.name;
|
||
if (HB.getOperation(uid_r) == null) {
|
||
uid_beg = this.map_manager.getUid();
|
||
uid_beg.op_number = "_" + uid_beg.op_number + "_RM_" + this.name + "_beginning";
|
||
uid_end = this.map_manager.getUid();
|
||
uid_end.op_number = "_" + uid_end.op_number + "_RM_" + this.name + "_end";
|
||
beg = HB.addOperation(new types.Delimiter(uid_beg, void 0, uid_end)).execute();
|
||
end = HB.addOperation(new types.Delimiter(uid_end, beg, void 0)).execute();
|
||
this.map_manager.map[this.name] = HB.addOperation(new ReplaceManager(void 0, uid_r, beg, end)).execute();
|
||
}
|
||
return AddName.__super__.execute.apply(this, arguments);
|
||
}
|
||
};
|
||
|
||
AddName.prototype._encode = function() {
|
||
return {
|
||
'type': "AddName",
|
||
'uid': this.getUid(),
|
||
'map_manager': this.map_manager.getUid(),
|
||
'name': this.name
|
||
};
|
||
};
|
||
|
||
return AddName;
|
||
|
||
})(types.Operation);
|
||
parser['AddName'] = function(json) {
|
||
var map_manager, name, uid;
|
||
map_manager = json['map_manager'], uid = json['uid'], name = json['name'];
|
||
return new AddName(uid, map_manager, name);
|
||
};
|
||
ListManager = (function(_super) {
|
||
__extends(ListManager, _super);
|
||
|
||
function ListManager(uid, beginning, end, prev, next, origin) {
|
||
if ((beginning != null) && (end != null)) {
|
||
this.saveOperation('beginning', beginning);
|
||
this.saveOperation('end', end);
|
||
} else {
|
||
this.beginning = HB.addOperation(new types.Delimiter(void 0, void 0, void 0));
|
||
this.end = HB.addOperation(new types.Delimiter(void 0, this.beginning, void 0));
|
||
this.beginning.next_cl = this.end;
|
||
this.beginning.execute();
|
||
this.end.execute();
|
||
}
|
||
ListManager.__super__.constructor.call(this, uid, prev, next, origin);
|
||
}
|
||
|
||
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) {
|
||
result.push(o);
|
||
o = o.next_cl;
|
||
}
|
||
return result;
|
||
};
|
||
|
||
ListManager.prototype.getOperationByPosition = function(position) {
|
||
var o;
|
||
o = this.beginning.next_cl;
|
||
if (position > 0) {
|
||
while (true) {
|
||
o = o.next_cl;
|
||
if (!o.isDeleted()) {
|
||
position -= 1;
|
||
}
|
||
if (position === 0) {
|
||
break;
|
||
}
|
||
if (o instanceof types.Delimiter) {
|
||
throw new Error("position parameter exceeded the length of the document!");
|
||
}
|
||
}
|
||
}
|
||
return o;
|
||
};
|
||
|
||
return ListManager;
|
||
|
||
})(types.Insert);
|
||
ReplaceManager = (function(_super) {
|
||
__extends(ReplaceManager, _super);
|
||
|
||
function ReplaceManager(initial_content, uid, beginning, end, prev, next, origin) {
|
||
ReplaceManager.__super__.constructor.call(this, uid, beginning, end, prev, next, origin);
|
||
if (initial_content != null) {
|
||
this.replace(initial_content);
|
||
}
|
||
}
|
||
|
||
ReplaceManager.prototype.replace = function(content) {
|
||
var o, op;
|
||
o = this.getLastOperation();
|
||
op = new Replaceable(content, this, void 0, o, o.next_cl);
|
||
return HB.addOperation(op).execute();
|
||
};
|
||
|
||
ReplaceManager.prototype.val = function() {
|
||
var o;
|
||
o = this.getLastOperation();
|
||
if (o instanceof types.Delimiter) {
|
||
throw new Error("dtrn");
|
||
}
|
||
return o.val();
|
||
};
|
||
|
||
ReplaceManager.prototype._encode = function() {
|
||
var json;
|
||
json = {
|
||
'type': "ReplaceManager",
|
||
'uid': this.getUid(),
|
||
'beginning': this.beginning.getUid(),
|
||
'end': this.end.getUid()
|
||
};
|
||
if ((this.prev_cl != null) && (this.next_cl != null)) {
|
||
json['prev'] = this.prev_cl.getUid();
|
||
json['next'] = this.next_cl.getUid();
|
||
}
|
||
if ((this.origin != null) && this.origin !== this.prev_cl) {
|
||
json["origin"] = this.origin.getUid();
|
||
}
|
||
return json;
|
||
};
|
||
|
||
return ReplaceManager;
|
||
|
||
})(ListManager);
|
||
parser["ReplaceManager"] = function(json) {
|
||
var beginning, content, end, next, origin, prev, uid;
|
||
content = json['content'], uid = json['uid'], prev = json['prev'], next = json['next'], origin = json['origin'], beginning = json['beginning'], end = json['end'];
|
||
return new ReplaceManager(content, uid, beginning, end, prev, next, origin);
|
||
};
|
||
Replaceable = (function(_super) {
|
||
__extends(Replaceable, _super);
|
||
|
||
function Replaceable(content, parent, uid, prev, next, origin) {
|
||
this.saveOperation('content', content);
|
||
this.saveOperation('parent', parent);
|
||
if (!((prev != null) && (next != null) && (content != null))) {
|
||
throw new Error("You must define content, prev, and next for Replaceable-types!");
|
||
}
|
||
Replaceable.__super__.constructor.call(this, uid, prev, next, origin);
|
||
}
|
||
|
||
Replaceable.prototype.val = function() {
|
||
return this.content;
|
||
};
|
||
|
||
Replaceable.prototype.replace = function(content) {
|
||
return this.parent.replace(content);
|
||
};
|
||
|
||
Replaceable.prototype.execute = function() {
|
||
var _base;
|
||
if (!this.validateSavedOperations()) {
|
||
return false;
|
||
} else {
|
||
if (typeof (_base = this.content).setReplaceManager === "function") {
|
||
_base.setReplaceManager(this.parent);
|
||
}
|
||
return Replaceable.__super__.execute.apply(this, arguments);
|
||
}
|
||
};
|
||
|
||
Replaceable.prototype._encode = function() {
|
||
var json;
|
||
json = {
|
||
'type': "Replaceable",
|
||
'content': this.content.getUid(),
|
||
'ReplaceManager': this.parent.getUid(),
|
||
'prev': this.prev_cl.getUid(),
|
||
'next': this.next_cl.getUid(),
|
||
'uid': this.getUid()
|
||
};
|
||
if ((this.origin != null) && this.origin !== this.prev_cl) {
|
||
json["origin"] = this.origin.getUid();
|
||
}
|
||
return json;
|
||
};
|
||
|
||
return Replaceable;
|
||
|
||
})(types.Insert);
|
||
parser["Replaceable"] = function(json) {
|
||
var content, next, origin, parent, prev, uid;
|
||
content = json['content'], parent = json['ReplaceManager'], uid = json['uid'], prev = json['prev'], next = json['next'], origin = json['origin'];
|
||
return new Replaceable(content, parent, uid, prev, next, origin);
|
||
};
|
||
types['ListManager'] = ListManager;
|
||
types['MapManager'] = MapManager;
|
||
types['ReplaceManager'] = ReplaceManager;
|
||
types['Replaceable'] = Replaceable;
|
||
return basic_types;
|
||
};
|
||
|
||
|
||
},{"./BasicTypes":7}],10:[function(require,module,exports){
|
||
var structured_types_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; };
|
||
|
||
structured_types_uninitialized = require("./StructuredTypes");
|
||
|
||
module.exports = function(HB) {
|
||
var TextDelete, TextInsert, Word, parser, structured_types, types;
|
||
structured_types = structured_types_uninitialized(HB);
|
||
types = structured_types.types;
|
||
parser = structured_types.parser;
|
||
TextDelete = (function(_super) {
|
||
__extends(TextDelete, _super);
|
||
|
||
function TextDelete() {
|
||
return TextDelete.__super__.constructor.apply(this, arguments);
|
||
}
|
||
|
||
return TextDelete;
|
||
|
||
})(types.Delete);
|
||
parser["TextDelete"] = parser["Delete"];
|
||
TextInsert = (function(_super) {
|
||
__extends(TextInsert, _super);
|
||
|
||
function TextInsert(content, uid, prev, next, origin) {
|
||
this.content = content;
|
||
if (!((prev != null) && (next != null))) {
|
||
throw new Error("You must define prev, and next for TextInsert-types!");
|
||
}
|
||
TextInsert.__super__.constructor.call(this, uid, prev, next, origin);
|
||
}
|
||
|
||
TextInsert.prototype.getLength = function() {
|
||
if (this.isDeleted()) {
|
||
return 0;
|
||
} else {
|
||
return this.content.length;
|
||
}
|
||
};
|
||
|
||
TextInsert.prototype.val = function(current_position) {
|
||
if (this.isDeleted()) {
|
||
return "";
|
||
} else {
|
||
return this.content;
|
||
}
|
||
};
|
||
|
||
TextInsert.prototype._encode = function() {
|
||
var json;
|
||
json = {
|
||
'type': "TextInsert",
|
||
'content': this.content,
|
||
'uid': this.getUid(),
|
||
'prev': this.prev_cl.getUid(),
|
||
'next': this.next_cl.getUid()
|
||
};
|
||
if ((this.origin != null) && this.origin !== this.prev_cl) {
|
||
json["origin"] = this.origin.getUid();
|
||
}
|
||
return json;
|
||
};
|
||
|
||
return TextInsert;
|
||
|
||
})(types.Insert);
|
||
parser["TextInsert"] = function(json) {
|
||
var content, next, origin, prev, uid;
|
||
content = json['content'], uid = json['uid'], prev = json['prev'], next = json['next'], origin = json['origin'];
|
||
return new TextInsert(content, uid, prev, next, origin);
|
||
};
|
||
Word = (function(_super) {
|
||
__extends(Word, _super);
|
||
|
||
function Word(uid, beginning, end, prev, next, origin) {
|
||
Word.__super__.constructor.call(this, uid, beginning, end, prev, next, origin);
|
||
}
|
||
|
||
Word.prototype.insertText = function(position, content) {
|
||
var c, o, op, _i, _len, _results;
|
||
o = this.getOperationByPosition(position);
|
||
_results = [];
|
||
for (_i = 0, _len = content.length; _i < _len; _i++) {
|
||
c = content[_i];
|
||
op = new TextInsert(c, void 0, o.prev_cl, o);
|
||
_results.push(HB.addOperation(op).execute());
|
||
}
|
||
return _results;
|
||
};
|
||
|
||
Word.prototype.deleteText = function(position, length) {
|
||
var d, i, o, _i, _results;
|
||
o = this.getOperationByPosition(position);
|
||
_results = [];
|
||
for (i = _i = 0; 0 <= length ? _i < length : _i > length; i = 0 <= length ? ++_i : --_i) {
|
||
d = HB.addOperation(new TextDelete(void 0, o)).execute();
|
||
o = o.next_cl;
|
||
while (o.isDeleted()) {
|
||
if (o instanceof types.Delimiter) {
|
||
throw new Error("You can't delete more than there is..");
|
||
}
|
||
o = o.next_cl;
|
||
}
|
||
_results.push(d._encode());
|
||
}
|
||
return _results;
|
||
};
|
||
|
||
Word.prototype.replaceText = function(text) {
|
||
var word;
|
||
if (this.replace_manager != null) {
|
||
word = HB.addOperation(new Word(void 0)).execute();
|
||
word.insertText(0, text);
|
||
return this.replace_manager.replace(word);
|
||
} else {
|
||
throw new Error("This type is currently not maintained by a ReplaceManager!");
|
||
}
|
||
};
|
||
|
||
Word.prototype.val = function() {
|
||
var c, o;
|
||
c = (function() {
|
||
var _i, _len, _ref, _results;
|
||
_ref = this.toArray();
|
||
_results = [];
|
||
for (_i = 0, _len = _ref.length; _i < _len; _i++) {
|
||
o = _ref[_i];
|
||
if (o.val != null) {
|
||
_results.push(o.val());
|
||
} else {
|
||
_results.push("");
|
||
}
|
||
}
|
||
return _results;
|
||
}).call(this);
|
||
return c.join('');
|
||
};
|
||
|
||
Word.prototype.setReplaceManager = function(op) {
|
||
this.saveOperation('replace_manager', op);
|
||
return this.validateSavedOperations;
|
||
};
|
||
|
||
Word.prototype._encode = function() {
|
||
var json;
|
||
json = {
|
||
'type': "Word",
|
||
'uid': this.getUid(),
|
||
'beginning': this.beginning.getUid(),
|
||
'end': this.end.getUid()
|
||
};
|
||
if (this.prev_cl != null) {
|
||
json['prev'] = this.prev_cl.getUid();
|
||
}
|
||
if (this.next_cl != null) {
|
||
json['next'] = this.next_cl.getUid();
|
||
}
|
||
if ((this.origin != null) && this.origin !== this.prev_cl) {
|
||
json["origin"] = this.origin.getUid();
|
||
}
|
||
return json;
|
||
};
|
||
|
||
return Word;
|
||
|
||
})(types.ListManager);
|
||
parser['Word'] = function(json) {
|
||
var beginning, end, next, origin, prev, uid;
|
||
uid = json['uid'], beginning = json['beginning'], end = json['end'], prev = json['prev'], next = json['next'], origin = json['origin'];
|
||
return new Word(uid, beginning, end, prev, next, origin);
|
||
};
|
||
types['TextInsert'] = TextInsert;
|
||
types['TextDelete'] = TextDelete;
|
||
types['Word'] = Word;
|
||
return structured_types;
|
||
};
|
||
|
||
|
||
},{"./StructuredTypes":9}],11:[function(require,module,exports){
|
||
exports['IwcConnector'] = require('./Connectors/IwcConnector');
|
||
|
||
exports['TestConnector'] = require('./Connectors/TestConnector');
|
||
|
||
exports['JsonYatta'] = require('./Frameworks/JsonYatta');
|
||
|
||
exports['TextYatta'] = require('./Frameworks/TextYatta');
|
||
|
||
|
||
},{"./Connectors/IwcConnector":1,"./Connectors/TestConnector":2,"./Frameworks/JsonYatta":4,"./Frameworks/TextYatta":5}],12:[function(require,module,exports){
|
||
// Underscore.js 1.6.0
|
||
// http://underscorejs.org
|
||
// (c) 2009-2014 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
|
||
// Underscore may be freely distributed under the MIT license.
|
||
|
||
(function() {
|
||
|
||
// Baseline setup
|
||
// --------------
|
||
|
||
// Establish the root object, `window` in the browser, or `exports` on the server.
|
||
var root = this;
|
||
|
||
// Save the previous value of the `_` variable.
|
||
var previousUnderscore = root._;
|
||
|
||
// Establish the object that gets returned to break out of a loop iteration.
|
||
var breaker = {};
|
||
|
||
// Save bytes in the minified (but not gzipped) version:
|
||
var ArrayProto = Array.prototype, ObjProto = Object.prototype, FuncProto = Function.prototype;
|
||
|
||
// Create quick reference variables for speed access to core prototypes.
|
||
var
|
||
push = ArrayProto.push,
|
||
slice = ArrayProto.slice,
|
||
concat = ArrayProto.concat,
|
||
toString = ObjProto.toString,
|
||
hasOwnProperty = ObjProto.hasOwnProperty;
|
||
|
||
// All **ECMAScript 5** native function implementations that we hope to use
|
||
// are declared here.
|
||
var
|
||
nativeForEach = ArrayProto.forEach,
|
||
nativeMap = ArrayProto.map,
|
||
nativeReduce = ArrayProto.reduce,
|
||
nativeReduceRight = ArrayProto.reduceRight,
|
||
nativeFilter = ArrayProto.filter,
|
||
nativeEvery = ArrayProto.every,
|
||
nativeSome = ArrayProto.some,
|
||
nativeIndexOf = ArrayProto.indexOf,
|
||
nativeLastIndexOf = ArrayProto.lastIndexOf,
|
||
nativeIsArray = Array.isArray,
|
||
nativeKeys = Object.keys,
|
||
nativeBind = FuncProto.bind;
|
||
|
||
// Create a safe reference to the Underscore object for use below.
|
||
var _ = function(obj) {
|
||
if (obj instanceof _) return obj;
|
||
if (!(this instanceof _)) return new _(obj);
|
||
this._wrapped = obj;
|
||
};
|
||
|
||
// Export the Underscore object for **Node.js**, with
|
||
// backwards-compatibility for the old `require()` API. If we're in
|
||
// the browser, add `_` as a global object via a string identifier,
|
||
// for Closure Compiler "advanced" mode.
|
||
if (typeof exports !== 'undefined') {
|
||
if (typeof module !== 'undefined' && module.exports) {
|
||
exports = module.exports = _;
|
||
}
|
||
exports._ = _;
|
||
} else {
|
||
root._ = _;
|
||
}
|
||
|
||
// Current version.
|
||
_.VERSION = '1.6.0';
|
||
|
||
// Collection Functions
|
||
// --------------------
|
||
|
||
// The cornerstone, an `each` implementation, aka `forEach`.
|
||
// Handles objects with the built-in `forEach`, arrays, and raw objects.
|
||
// Delegates to **ECMAScript 5**'s native `forEach` if available.
|
||
var each = _.each = _.forEach = function(obj, iterator, context) {
|
||
if (obj == null) return obj;
|
||
if (nativeForEach && obj.forEach === nativeForEach) {
|
||
obj.forEach(iterator, context);
|
||
} else if (obj.length === +obj.length) {
|
||
for (var i = 0, length = obj.length; i < length; i++) {
|
||
if (iterator.call(context, obj[i], i, obj) === breaker) return;
|
||
}
|
||
} else {
|
||
var keys = _.keys(obj);
|
||
for (var i = 0, length = keys.length; i < length; i++) {
|
||
if (iterator.call(context, obj[keys[i]], keys[i], obj) === breaker) return;
|
||
}
|
||
}
|
||
return obj;
|
||
};
|
||
|
||
// Return the results of applying the iterator to each element.
|
||
// Delegates to **ECMAScript 5**'s native `map` if available.
|
||
_.map = _.collect = function(obj, iterator, context) {
|
||
var results = [];
|
||
if (obj == null) return results;
|
||
if (nativeMap && obj.map === nativeMap) return obj.map(iterator, context);
|
||
each(obj, function(value, index, list) {
|
||
results.push(iterator.call(context, value, index, list));
|
||
});
|
||
return results;
|
||
};
|
||
|
||
var reduceError = 'Reduce of empty array with no initial value';
|
||
|
||
// **Reduce** builds up a single result from a list of values, aka `inject`,
|
||
// or `foldl`. Delegates to **ECMAScript 5**'s native `reduce` if available.
|
||
_.reduce = _.foldl = _.inject = function(obj, iterator, memo, context) {
|
||
var initial = arguments.length > 2;
|
||
if (obj == null) obj = [];
|
||
if (nativeReduce && obj.reduce === nativeReduce) {
|
||
if (context) iterator = _.bind(iterator, context);
|
||
return initial ? obj.reduce(iterator, memo) : obj.reduce(iterator);
|
||
}
|
||
each(obj, function(value, index, list) {
|
||
if (!initial) {
|
||
memo = value;
|
||
initial = true;
|
||
} else {
|
||
memo = iterator.call(context, memo, value, index, list);
|
||
}
|
||
});
|
||
if (!initial) throw new TypeError(reduceError);
|
||
return memo;
|
||
};
|
||
|
||
// The right-associative version of reduce, also known as `foldr`.
|
||
// Delegates to **ECMAScript 5**'s native `reduceRight` if available.
|
||
_.reduceRight = _.foldr = function(obj, iterator, memo, context) {
|
||
var initial = arguments.length > 2;
|
||
if (obj == null) obj = [];
|
||
if (nativeReduceRight && obj.reduceRight === nativeReduceRight) {
|
||
if (context) iterator = _.bind(iterator, context);
|
||
return initial ? obj.reduceRight(iterator, memo) : obj.reduceRight(iterator);
|
||
}
|
||
var length = obj.length;
|
||
if (length !== +length) {
|
||
var keys = _.keys(obj);
|
||
length = keys.length;
|
||
}
|
||
each(obj, function(value, index, list) {
|
||
index = keys ? keys[--length] : --length;
|
||
if (!initial) {
|
||
memo = obj[index];
|
||
initial = true;
|
||
} else {
|
||
memo = iterator.call(context, memo, obj[index], index, list);
|
||
}
|
||
});
|
||
if (!initial) throw new TypeError(reduceError);
|
||
return memo;
|
||
};
|
||
|
||
// Return the first value which passes a truth test. Aliased as `detect`.
|
||
_.find = _.detect = function(obj, predicate, context) {
|
||
var result;
|
||
any(obj, function(value, index, list) {
|
||
if (predicate.call(context, value, index, list)) {
|
||
result = value;
|
||
return true;
|
||
}
|
||
});
|
||
return result;
|
||
};
|
||
|
||
// Return all the elements that pass a truth test.
|
||
// Delegates to **ECMAScript 5**'s native `filter` if available.
|
||
// Aliased as `select`.
|
||
_.filter = _.select = function(obj, predicate, context) {
|
||
var results = [];
|
||
if (obj == null) return results;
|
||
if (nativeFilter && obj.filter === nativeFilter) return obj.filter(predicate, context);
|
||
each(obj, function(value, index, list) {
|
||
if (predicate.call(context, value, index, list)) results.push(value);
|
||
});
|
||
return results;
|
||
};
|
||
|
||
// Return all the elements for which a truth test fails.
|
||
_.reject = function(obj, predicate, context) {
|
||
return _.filter(obj, function(value, index, list) {
|
||
return !predicate.call(context, value, index, list);
|
||
}, context);
|
||
};
|
||
|
||
// Determine whether all of the elements match a truth test.
|
||
// Delegates to **ECMAScript 5**'s native `every` if available.
|
||
// Aliased as `all`.
|
||
_.every = _.all = function(obj, predicate, context) {
|
||
predicate || (predicate = _.identity);
|
||
var result = true;
|
||
if (obj == null) return result;
|
||
if (nativeEvery && obj.every === nativeEvery) return obj.every(predicate, context);
|
||
each(obj, function(value, index, list) {
|
||
if (!(result = result && predicate.call(context, value, index, list))) return breaker;
|
||
});
|
||
return !!result;
|
||
};
|
||
|
||
// Determine if at least one element in the object matches a truth test.
|
||
// Delegates to **ECMAScript 5**'s native `some` if available.
|
||
// Aliased as `any`.
|
||
var any = _.some = _.any = function(obj, predicate, context) {
|
||
predicate || (predicate = _.identity);
|
||
var result = false;
|
||
if (obj == null) return result;
|
||
if (nativeSome && obj.some === nativeSome) return obj.some(predicate, context);
|
||
each(obj, function(value, index, list) {
|
||
if (result || (result = predicate.call(context, value, index, list))) return breaker;
|
||
});
|
||
return !!result;
|
||
};
|
||
|
||
// Determine if the array or object contains a given value (using `===`).
|
||
// Aliased as `include`.
|
||
_.contains = _.include = function(obj, target) {
|
||
if (obj == null) return false;
|
||
if (nativeIndexOf && obj.indexOf === nativeIndexOf) return obj.indexOf(target) != -1;
|
||
return any(obj, function(value) {
|
||
return value === target;
|
||
});
|
||
};
|
||
|
||
// Invoke a method (with arguments) on every item in a collection.
|
||
_.invoke = function(obj, method) {
|
||
var args = slice.call(arguments, 2);
|
||
var isFunc = _.isFunction(method);
|
||
return _.map(obj, function(value) {
|
||
return (isFunc ? method : value[method]).apply(value, args);
|
||
});
|
||
};
|
||
|
||
// Convenience version of a common use case of `map`: fetching a property.
|
||
_.pluck = function(obj, key) {
|
||
return _.map(obj, _.property(key));
|
||
};
|
||
|
||
// Convenience version of a common use case of `filter`: selecting only objects
|
||
// containing specific `key:value` pairs.
|
||
_.where = function(obj, attrs) {
|
||
return _.filter(obj, _.matches(attrs));
|
||
};
|
||
|
||
// Convenience version of a common use case of `find`: getting the first object
|
||
// containing specific `key:value` pairs.
|
||
_.findWhere = function(obj, attrs) {
|
||
return _.find(obj, _.matches(attrs));
|
||
};
|
||
|
||
// Return the maximum element or (element-based computation).
|
||
// Can't optimize arrays of integers longer than 65,535 elements.
|
||
// See [WebKit Bug 80797](https://bugs.webkit.org/show_bug.cgi?id=80797)
|
||
_.max = function(obj, iterator, context) {
|
||
if (!iterator && _.isArray(obj) && obj[0] === +obj[0] && obj.length < 65535) {
|
||
return Math.max.apply(Math, obj);
|
||
}
|
||
var result = -Infinity, lastComputed = -Infinity;
|
||
each(obj, function(value, index, list) {
|
||
var computed = iterator ? iterator.call(context, value, index, list) : value;
|
||
if (computed > lastComputed) {
|
||
result = value;
|
||
lastComputed = computed;
|
||
}
|
||
});
|
||
return result;
|
||
};
|
||
|
||
// Return the minimum element (or element-based computation).
|
||
_.min = function(obj, iterator, context) {
|
||
if (!iterator && _.isArray(obj) && obj[0] === +obj[0] && obj.length < 65535) {
|
||
return Math.min.apply(Math, obj);
|
||
}
|
||
var result = Infinity, lastComputed = Infinity;
|
||
each(obj, function(value, index, list) {
|
||
var computed = iterator ? iterator.call(context, value, index, list) : value;
|
||
if (computed < lastComputed) {
|
||
result = value;
|
||
lastComputed = computed;
|
||
}
|
||
});
|
||
return result;
|
||
};
|
||
|
||
// Shuffle an array, using the modern version of the
|
||
// [Fisher-Yates shuffle](http://en.wikipedia.org/wiki/Fisher–Yates_shuffle).
|
||
_.shuffle = function(obj) {
|
||
var rand;
|
||
var index = 0;
|
||
var shuffled = [];
|
||
each(obj, function(value) {
|
||
rand = _.random(index++);
|
||
shuffled[index - 1] = shuffled[rand];
|
||
shuffled[rand] = value;
|
||
});
|
||
return shuffled;
|
||
};
|
||
|
||
// Sample **n** random values from a collection.
|
||
// If **n** is not specified, returns a single random element.
|
||
// The internal `guard` argument allows it to work with `map`.
|
||
_.sample = function(obj, n, guard) {
|
||
if (n == null || guard) {
|
||
if (obj.length !== +obj.length) obj = _.values(obj);
|
||
return obj[_.random(obj.length - 1)];
|
||
}
|
||
return _.shuffle(obj).slice(0, Math.max(0, n));
|
||
};
|
||
|
||
// An internal function to generate lookup iterators.
|
||
var lookupIterator = function(value) {
|
||
if (value == null) return _.identity;
|
||
if (_.isFunction(value)) return value;
|
||
return _.property(value);
|
||
};
|
||
|
||
// Sort the object's values by a criterion produced by an iterator.
|
||
_.sortBy = function(obj, iterator, context) {
|
||
iterator = lookupIterator(iterator);
|
||
return _.pluck(_.map(obj, function(value, index, list) {
|
||
return {
|
||
value: value,
|
||
index: index,
|
||
criteria: iterator.call(context, value, index, list)
|
||
};
|
||
}).sort(function(left, right) {
|
||
var a = left.criteria;
|
||
var b = right.criteria;
|
||
if (a !== b) {
|
||
if (a > b || a === void 0) return 1;
|
||
if (a < b || b === void 0) return -1;
|
||
}
|
||
return left.index - right.index;
|
||
}), 'value');
|
||
};
|
||
|
||
// An internal function used for aggregate "group by" operations.
|
||
var group = function(behavior) {
|
||
return function(obj, iterator, context) {
|
||
var result = {};
|
||
iterator = lookupIterator(iterator);
|
||
each(obj, function(value, index) {
|
||
var key = iterator.call(context, value, index, obj);
|
||
behavior(result, key, value);
|
||
});
|
||
return result;
|
||
};
|
||
};
|
||
|
||
// Groups the object's values by a criterion. Pass either a string attribute
|
||
// to group by, or a function that returns the criterion.
|
||
_.groupBy = group(function(result, key, value) {
|
||
_.has(result, key) ? result[key].push(value) : result[key] = [value];
|
||
});
|
||
|
||
// Indexes the object's values by a criterion, similar to `groupBy`, but for
|
||
// when you know that your index values will be unique.
|
||
_.indexBy = group(function(result, key, value) {
|
||
result[key] = value;
|
||
});
|
||
|
||
// Counts instances of an object that group by a certain criterion. Pass
|
||
// either a string attribute to count by, or a function that returns the
|
||
// criterion.
|
||
_.countBy = group(function(result, key) {
|
||
_.has(result, key) ? result[key]++ : result[key] = 1;
|
||
});
|
||
|
||
// Use a comparator function to figure out the smallest index at which
|
||
// an object should be inserted so as to maintain order. Uses binary search.
|
||
_.sortedIndex = function(array, obj, iterator, context) {
|
||
iterator = lookupIterator(iterator);
|
||
var value = iterator.call(context, obj);
|
||
var low = 0, high = array.length;
|
||
while (low < high) {
|
||
var mid = (low + high) >>> 1;
|
||
iterator.call(context, array[mid]) < value ? low = mid + 1 : high = mid;
|
||
}
|
||
return low;
|
||
};
|
||
|
||
// Safely create a real, live array from anything iterable.
|
||
_.toArray = function(obj) {
|
||
if (!obj) return [];
|
||
if (_.isArray(obj)) return slice.call(obj);
|
||
if (obj.length === +obj.length) return _.map(obj, _.identity);
|
||
return _.values(obj);
|
||
};
|
||
|
||
// Return the number of elements in an object.
|
||
_.size = function(obj) {
|
||
if (obj == null) return 0;
|
||
return (obj.length === +obj.length) ? obj.length : _.keys(obj).length;
|
||
};
|
||
|
||
// Array Functions
|
||
// ---------------
|
||
|
||
// Get the first element of an array. Passing **n** will return the first N
|
||
// values in the array. Aliased as `head` and `take`. The **guard** check
|
||
// allows it to work with `_.map`.
|
||
_.first = _.head = _.take = function(array, n, guard) {
|
||
if (array == null) return void 0;
|
||
if ((n == null) || guard) return array[0];
|
||
if (n < 0) return [];
|
||
return slice.call(array, 0, n);
|
||
};
|
||
|
||
// Returns everything but the last entry of the array. Especially useful on
|
||
// the arguments object. Passing **n** will return all the values in
|
||
// the array, excluding the last N. The **guard** check allows it to work with
|
||
// `_.map`.
|
||
_.initial = function(array, n, guard) {
|
||
return slice.call(array, 0, array.length - ((n == null) || guard ? 1 : n));
|
||
};
|
||
|
||
// Get the last element of an array. Passing **n** will return the last N
|
||
// values in the array. The **guard** check allows it to work with `_.map`.
|
||
_.last = function(array, n, guard) {
|
||
if (array == null) return void 0;
|
||
if ((n == null) || guard) return array[array.length - 1];
|
||
return slice.call(array, Math.max(array.length - n, 0));
|
||
};
|
||
|
||
// Returns everything but the first entry of the array. Aliased as `tail` and `drop`.
|
||
// Especially useful on the arguments object. Passing an **n** will return
|
||
// the rest N values in the array. The **guard**
|
||
// check allows it to work with `_.map`.
|
||
_.rest = _.tail = _.drop = function(array, n, guard) {
|
||
return slice.call(array, (n == null) || guard ? 1 : n);
|
||
};
|
||
|
||
// Trim out all falsy values from an array.
|
||
_.compact = function(array) {
|
||
return _.filter(array, _.identity);
|
||
};
|
||
|
||
// Internal implementation of a recursive `flatten` function.
|
||
var flatten = function(input, shallow, output) {
|
||
if (shallow && _.every(input, _.isArray)) {
|
||
return concat.apply(output, input);
|
||
}
|
||
each(input, function(value) {
|
||
if (_.isArray(value) || _.isArguments(value)) {
|
||
shallow ? push.apply(output, value) : flatten(value, shallow, output);
|
||
} else {
|
||
output.push(value);
|
||
}
|
||
});
|
||
return output;
|
||
};
|
||
|
||
// Flatten out an array, either recursively (by default), or just one level.
|
||
_.flatten = function(array, shallow) {
|
||
return flatten(array, shallow, []);
|
||
};
|
||
|
||
// Return a version of the array that does not contain the specified value(s).
|
||
_.without = function(array) {
|
||
return _.difference(array, slice.call(arguments, 1));
|
||
};
|
||
|
||
// Split an array into two arrays: one whose elements all satisfy the given
|
||
// predicate, and one whose elements all do not satisfy the predicate.
|
||
_.partition = function(array, predicate) {
|
||
var pass = [], fail = [];
|
||
each(array, function(elem) {
|
||
(predicate(elem) ? pass : fail).push(elem);
|
||
});
|
||
return [pass, fail];
|
||
};
|
||
|
||
// Produce a duplicate-free version of the array. If the array has already
|
||
// been sorted, you have the option of using a faster algorithm.
|
||
// Aliased as `unique`.
|
||
_.uniq = _.unique = function(array, isSorted, iterator, context) {
|
||
if (_.isFunction(isSorted)) {
|
||
context = iterator;
|
||
iterator = isSorted;
|
||
isSorted = false;
|
||
}
|
||
var initial = iterator ? _.map(array, iterator, context) : array;
|
||
var results = [];
|
||
var seen = [];
|
||
each(initial, function(value, index) {
|
||
if (isSorted ? (!index || seen[seen.length - 1] !== value) : !_.contains(seen, value)) {
|
||
seen.push(value);
|
||
results.push(array[index]);
|
||
}
|
||
});
|
||
return results;
|
||
};
|
||
|
||
// Produce an array that contains the union: each distinct element from all of
|
||
// the passed-in arrays.
|
||
_.union = function() {
|
||
return _.uniq(_.flatten(arguments, true));
|
||
};
|
||
|
||
// Produce an array that contains every item shared between all the
|
||
// passed-in arrays.
|
||
_.intersection = function(array) {
|
||
var rest = slice.call(arguments, 1);
|
||
return _.filter(_.uniq(array), function(item) {
|
||
return _.every(rest, function(other) {
|
||
return _.contains(other, item);
|
||
});
|
||
});
|
||
};
|
||
|
||
// Take the difference between one array and a number of other arrays.
|
||
// Only the elements present in just the first array will remain.
|
||
_.difference = function(array) {
|
||
var rest = concat.apply(ArrayProto, slice.call(arguments, 1));
|
||
return _.filter(array, function(value){ return !_.contains(rest, value); });
|
||
};
|
||
|
||
// Zip together multiple lists into a single array -- elements that share
|
||
// an index go together.
|
||
_.zip = function() {
|
||
var length = _.max(_.pluck(arguments, 'length').concat(0));
|
||
var results = new Array(length);
|
||
for (var i = 0; i < length; i++) {
|
||
results[i] = _.pluck(arguments, '' + i);
|
||
}
|
||
return results;
|
||
};
|
||
|
||
// Converts lists into objects. Pass either a single array of `[key, value]`
|
||
// pairs, or two parallel arrays of the same length -- one of keys, and one of
|
||
// the corresponding values.
|
||
_.object = function(list, values) {
|
||
if (list == null) return {};
|
||
var result = {};
|
||
for (var i = 0, length = list.length; i < length; i++) {
|
||
if (values) {
|
||
result[list[i]] = values[i];
|
||
} else {
|
||
result[list[i][0]] = list[i][1];
|
||
}
|
||
}
|
||
return result;
|
||
};
|
||
|
||
// If the browser doesn't supply us with indexOf (I'm looking at you, **MSIE**),
|
||
// we need this function. Return the position of the first occurrence of an
|
||
// item in an array, or -1 if the item is not included in the array.
|
||
// Delegates to **ECMAScript 5**'s native `indexOf` if available.
|
||
// If the array is large and already in sort order, pass `true`
|
||
// for **isSorted** to use binary search.
|
||
_.indexOf = function(array, item, isSorted) {
|
||
if (array == null) return -1;
|
||
var i = 0, length = array.length;
|
||
if (isSorted) {
|
||
if (typeof isSorted == 'number') {
|
||
i = (isSorted < 0 ? Math.max(0, length + isSorted) : isSorted);
|
||
} else {
|
||
i = _.sortedIndex(array, item);
|
||
return array[i] === item ? i : -1;
|
||
}
|
||
}
|
||
if (nativeIndexOf && array.indexOf === nativeIndexOf) return array.indexOf(item, isSorted);
|
||
for (; i < length; i++) if (array[i] === item) return i;
|
||
return -1;
|
||
};
|
||
|
||
// Delegates to **ECMAScript 5**'s native `lastIndexOf` if available.
|
||
_.lastIndexOf = function(array, item, from) {
|
||
if (array == null) return -1;
|
||
var hasIndex = from != null;
|
||
if (nativeLastIndexOf && array.lastIndexOf === nativeLastIndexOf) {
|
||
return hasIndex ? array.lastIndexOf(item, from) : array.lastIndexOf(item);
|
||
}
|
||
var i = (hasIndex ? from : array.length);
|
||
while (i--) if (array[i] === item) return i;
|
||
return -1;
|
||
};
|
||
|
||
// Generate an integer Array containing an arithmetic progression. A port of
|
||
// the native Python `range()` function. See
|
||
// [the Python documentation](http://docs.python.org/library/functions.html#range).
|
||
_.range = function(start, stop, step) {
|
||
if (arguments.length <= 1) {
|
||
stop = start || 0;
|
||
start = 0;
|
||
}
|
||
step = arguments[2] || 1;
|
||
|
||
var length = Math.max(Math.ceil((stop - start) / step), 0);
|
||
var idx = 0;
|
||
var range = new Array(length);
|
||
|
||
while(idx < length) {
|
||
range[idx++] = start;
|
||
start += step;
|
||
}
|
||
|
||
return range;
|
||
};
|
||
|
||
// Function (ahem) Functions
|
||
// ------------------
|
||
|
||
// Reusable constructor function for prototype setting.
|
||
var ctor = function(){};
|
||
|
||
// Create a function bound to a given object (assigning `this`, and arguments,
|
||
// optionally). Delegates to **ECMAScript 5**'s native `Function.bind` if
|
||
// available.
|
||
_.bind = function(func, context) {
|
||
var args, bound;
|
||
if (nativeBind && func.bind === nativeBind) return nativeBind.apply(func, slice.call(arguments, 1));
|
||
if (!_.isFunction(func)) throw new TypeError;
|
||
args = slice.call(arguments, 2);
|
||
return bound = function() {
|
||
if (!(this instanceof bound)) return func.apply(context, args.concat(slice.call(arguments)));
|
||
ctor.prototype = func.prototype;
|
||
var self = new ctor;
|
||
ctor.prototype = null;
|
||
var result = func.apply(self, args.concat(slice.call(arguments)));
|
||
if (Object(result) === result) return result;
|
||
return self;
|
||
};
|
||
};
|
||
|
||
// Partially apply a function by creating a version that has had some of its
|
||
// arguments pre-filled, without changing its dynamic `this` context. _ acts
|
||
// as a placeholder, allowing any combination of arguments to be pre-filled.
|
||
_.partial = function(func) {
|
||
var boundArgs = slice.call(arguments, 1);
|
||
return function() {
|
||
var position = 0;
|
||
var args = boundArgs.slice();
|
||
for (var i = 0, length = args.length; i < length; i++) {
|
||
if (args[i] === _) args[i] = arguments[position++];
|
||
}
|
||
while (position < arguments.length) args.push(arguments[position++]);
|
||
return func.apply(this, args);
|
||
};
|
||
};
|
||
|
||
// Bind a number of an object's methods to that object. Remaining arguments
|
||
// are the method names to be bound. Useful for ensuring that all callbacks
|
||
// defined on an object belong to it.
|
||
_.bindAll = function(obj) {
|
||
var funcs = slice.call(arguments, 1);
|
||
if (funcs.length === 0) throw new Error('bindAll must be passed function names');
|
||
each(funcs, function(f) { obj[f] = _.bind(obj[f], obj); });
|
||
return obj;
|
||
};
|
||
|
||
// Memoize an expensive function by storing its results.
|
||
_.memoize = function(func, hasher) {
|
||
var memo = {};
|
||
hasher || (hasher = _.identity);
|
||
return function() {
|
||
var key = hasher.apply(this, arguments);
|
||
return _.has(memo, key) ? memo[key] : (memo[key] = func.apply(this, arguments));
|
||
};
|
||
};
|
||
|
||
// Delays a function for the given number of milliseconds, and then calls
|
||
// it with the arguments supplied.
|
||
_.delay = function(func, wait) {
|
||
var args = slice.call(arguments, 2);
|
||
return setTimeout(function(){ return func.apply(null, args); }, wait);
|
||
};
|
||
|
||
// Defers a function, scheduling it to run after the current call stack has
|
||
// cleared.
|
||
_.defer = function(func) {
|
||
return _.delay.apply(_, [func, 1].concat(slice.call(arguments, 1)));
|
||
};
|
||
|
||
// Returns a function, that, when invoked, will only be triggered at most once
|
||
// during a given window of time. Normally, the throttled function will run
|
||
// as much as it can, without ever going more than once per `wait` duration;
|
||
// but if you'd like to disable the execution on the leading edge, pass
|
||
// `{leading: false}`. To disable execution on the trailing edge, ditto.
|
||
_.throttle = function(func, wait, options) {
|
||
var context, args, result;
|
||
var timeout = null;
|
||
var previous = 0;
|
||
options || (options = {});
|
||
var later = function() {
|
||
previous = options.leading === false ? 0 : _.now();
|
||
timeout = null;
|
||
result = func.apply(context, args);
|
||
context = args = null;
|
||
};
|
||
return function() {
|
||
var now = _.now();
|
||
if (!previous && options.leading === false) previous = now;
|
||
var remaining = wait - (now - previous);
|
||
context = this;
|
||
args = arguments;
|
||
if (remaining <= 0) {
|
||
clearTimeout(timeout);
|
||
timeout = null;
|
||
previous = now;
|
||
result = func.apply(context, args);
|
||
context = args = null;
|
||
} else if (!timeout && options.trailing !== false) {
|
||
timeout = setTimeout(later, remaining);
|
||
}
|
||
return result;
|
||
};
|
||
};
|
||
|
||
// Returns a function, that, as long as it continues to be invoked, will not
|
||
// be triggered. The function will be called after it stops being called for
|
||
// N milliseconds. If `immediate` is passed, trigger the function on the
|
||
// leading edge, instead of the trailing.
|
||
_.debounce = function(func, wait, immediate) {
|
||
var timeout, args, context, timestamp, result;
|
||
|
||
var later = function() {
|
||
var last = _.now() - timestamp;
|
||
if (last < wait) {
|
||
timeout = setTimeout(later, wait - last);
|
||
} else {
|
||
timeout = null;
|
||
if (!immediate) {
|
||
result = func.apply(context, args);
|
||
context = args = null;
|
||
}
|
||
}
|
||
};
|
||
|
||
return function() {
|
||
context = this;
|
||
args = arguments;
|
||
timestamp = _.now();
|
||
var callNow = immediate && !timeout;
|
||
if (!timeout) {
|
||
timeout = setTimeout(later, wait);
|
||
}
|
||
if (callNow) {
|
||
result = func.apply(context, args);
|
||
context = args = null;
|
||
}
|
||
|
||
return result;
|
||
};
|
||
};
|
||
|
||
// Returns a function that will be executed at most one time, no matter how
|
||
// often you call it. Useful for lazy initialization.
|
||
_.once = function(func) {
|
||
var ran = false, memo;
|
||
return function() {
|
||
if (ran) return memo;
|
||
ran = true;
|
||
memo = func.apply(this, arguments);
|
||
func = null;
|
||
return memo;
|
||
};
|
||
};
|
||
|
||
// Returns the first function passed as an argument to the second,
|
||
// allowing you to adjust arguments, run code before and after, and
|
||
// conditionally execute the original function.
|
||
_.wrap = function(func, wrapper) {
|
||
return _.partial(wrapper, func);
|
||
};
|
||
|
||
// Returns a function that is the composition of a list of functions, each
|
||
// consuming the return value of the function that follows.
|
||
_.compose = function() {
|
||
var funcs = arguments;
|
||
return function() {
|
||
var args = arguments;
|
||
for (var i = funcs.length - 1; i >= 0; i--) {
|
||
args = [funcs[i].apply(this, args)];
|
||
}
|
||
return args[0];
|
||
};
|
||
};
|
||
|
||
// Returns a function that will only be executed after being called N times.
|
||
_.after = function(times, func) {
|
||
return function() {
|
||
if (--times < 1) {
|
||
return func.apply(this, arguments);
|
||
}
|
||
};
|
||
};
|
||
|
||
// Object Functions
|
||
// ----------------
|
||
|
||
// Retrieve the names of an object's properties.
|
||
// Delegates to **ECMAScript 5**'s native `Object.keys`
|
||
_.keys = function(obj) {
|
||
if (!_.isObject(obj)) return [];
|
||
if (nativeKeys) return nativeKeys(obj);
|
||
var keys = [];
|
||
for (var key in obj) if (_.has(obj, key)) keys.push(key);
|
||
return keys;
|
||
};
|
||
|
||
// Retrieve the values of an object's properties.
|
||
_.values = function(obj) {
|
||
var keys = _.keys(obj);
|
||
var length = keys.length;
|
||
var values = new Array(length);
|
||
for (var i = 0; i < length; i++) {
|
||
values[i] = obj[keys[i]];
|
||
}
|
||
return values;
|
||
};
|
||
|
||
// Convert an object into a list of `[key, value]` pairs.
|
||
_.pairs = function(obj) {
|
||
var keys = _.keys(obj);
|
||
var length = keys.length;
|
||
var pairs = new Array(length);
|
||
for (var i = 0; i < length; i++) {
|
||
pairs[i] = [keys[i], obj[keys[i]]];
|
||
}
|
||
return pairs;
|
||
};
|
||
|
||
// Invert the keys and values of an object. The values must be serializable.
|
||
_.invert = function(obj) {
|
||
var result = {};
|
||
var keys = _.keys(obj);
|
||
for (var i = 0, length = keys.length; i < length; i++) {
|
||
result[obj[keys[i]]] = keys[i];
|
||
}
|
||
return result;
|
||
};
|
||
|
||
// Return a sorted list of the function names available on the object.
|
||
// Aliased as `methods`
|
||
_.functions = _.methods = function(obj) {
|
||
var names = [];
|
||
for (var key in obj) {
|
||
if (_.isFunction(obj[key])) names.push(key);
|
||
}
|
||
return names.sort();
|
||
};
|
||
|
||
// Extend a given object with all the properties in passed-in object(s).
|
||
_.extend = function(obj) {
|
||
each(slice.call(arguments, 1), function(source) {
|
||
if (source) {
|
||
for (var prop in source) {
|
||
obj[prop] = source[prop];
|
||
}
|
||
}
|
||
});
|
||
return obj;
|
||
};
|
||
|
||
// Return a copy of the object only containing the whitelisted properties.
|
||
_.pick = function(obj) {
|
||
var copy = {};
|
||
var keys = concat.apply(ArrayProto, slice.call(arguments, 1));
|
||
each(keys, function(key) {
|
||
if (key in obj) copy[key] = obj[key];
|
||
});
|
||
return copy;
|
||
};
|
||
|
||
// Return a copy of the object without the blacklisted properties.
|
||
_.omit = function(obj) {
|
||
var copy = {};
|
||
var keys = concat.apply(ArrayProto, slice.call(arguments, 1));
|
||
for (var key in obj) {
|
||
if (!_.contains(keys, key)) copy[key] = obj[key];
|
||
}
|
||
return copy;
|
||
};
|
||
|
||
// Fill in a given object with default properties.
|
||
_.defaults = function(obj) {
|
||
each(slice.call(arguments, 1), function(source) {
|
||
if (source) {
|
||
for (var prop in source) {
|
||
if (obj[prop] === void 0) obj[prop] = source[prop];
|
||
}
|
||
}
|
||
});
|
||
return obj;
|
||
};
|
||
|
||
// Create a (shallow-cloned) duplicate of an object.
|
||
_.clone = function(obj) {
|
||
if (!_.isObject(obj)) return obj;
|
||
return _.isArray(obj) ? obj.slice() : _.extend({}, obj);
|
||
};
|
||
|
||
// Invokes interceptor with the obj, and then returns obj.
|
||
// The primary purpose of this method is to "tap into" a method chain, in
|
||
// order to perform operations on intermediate results within the chain.
|
||
_.tap = function(obj, interceptor) {
|
||
interceptor(obj);
|
||
return obj;
|
||
};
|
||
|
||
// Internal recursive comparison function for `isEqual`.
|
||
var eq = function(a, b, aStack, bStack) {
|
||
// Identical objects are equal. `0 === -0`, but they aren't identical.
|
||
// See the [Harmony `egal` proposal](http://wiki.ecmascript.org/doku.php?id=harmony:egal).
|
||
if (a === b) return a !== 0 || 1 / a == 1 / b;
|
||
// A strict comparison is necessary because `null == undefined`.
|
||
if (a == null || b == null) return a === b;
|
||
// Unwrap any wrapped objects.
|
||
if (a instanceof _) a = a._wrapped;
|
||
if (b instanceof _) b = b._wrapped;
|
||
// Compare `[[Class]]` names.
|
||
var className = toString.call(a);
|
||
if (className != toString.call(b)) return false;
|
||
switch (className) {
|
||
// Strings, numbers, dates, and booleans are compared by value.
|
||
case '[object String]':
|
||
// Primitives and their corresponding object wrappers are equivalent; thus, `"5"` is
|
||
// equivalent to `new String("5")`.
|
||
return a == String(b);
|
||
case '[object Number]':
|
||
// `NaN`s are equivalent, but non-reflexive. An `egal` comparison is performed for
|
||
// other numeric values.
|
||
return a != +a ? b != +b : (a == 0 ? 1 / a == 1 / b : a == +b);
|
||
case '[object Date]':
|
||
case '[object Boolean]':
|
||
// Coerce dates and booleans to numeric primitive values. Dates are compared by their
|
||
// millisecond representations. Note that invalid dates with millisecond representations
|
||
// of `NaN` are not equivalent.
|
||
return +a == +b;
|
||
// RegExps are compared by their source patterns and flags.
|
||
case '[object RegExp]':
|
||
return a.source == b.source &&
|
||
a.global == b.global &&
|
||
a.multiline == b.multiline &&
|
||
a.ignoreCase == b.ignoreCase;
|
||
}
|
||
if (typeof a != 'object' || typeof b != 'object') return false;
|
||
// Assume equality for cyclic structures. The algorithm for detecting cyclic
|
||
// structures is adapted from ES 5.1 section 15.12.3, abstract operation `JO`.
|
||
var length = aStack.length;
|
||
while (length--) {
|
||
// Linear search. Performance is inversely proportional to the number of
|
||
// unique nested structures.
|
||
if (aStack[length] == a) return bStack[length] == b;
|
||
}
|
||
// Objects with different constructors are not equivalent, but `Object`s
|
||
// from different frames are.
|
||
var aCtor = a.constructor, bCtor = b.constructor;
|
||
if (aCtor !== bCtor && !(_.isFunction(aCtor) && (aCtor instanceof aCtor) &&
|
||
_.isFunction(bCtor) && (bCtor instanceof bCtor))
|
||
&& ('constructor' in a && 'constructor' in b)) {
|
||
return false;
|
||
}
|
||
// Add the first object to the stack of traversed objects.
|
||
aStack.push(a);
|
||
bStack.push(b);
|
||
var size = 0, result = true;
|
||
// Recursively compare objects and arrays.
|
||
if (className == '[object Array]') {
|
||
// Compare array lengths to determine if a deep comparison is necessary.
|
||
size = a.length;
|
||
result = size == b.length;
|
||
if (result) {
|
||
// Deep compare the contents, ignoring non-numeric properties.
|
||
while (size--) {
|
||
if (!(result = eq(a[size], b[size], aStack, bStack))) break;
|
||
}
|
||
}
|
||
} else {
|
||
// Deep compare objects.
|
||
for (var key in a) {
|
||
if (_.has(a, key)) {
|
||
// Count the expected number of properties.
|
||
size++;
|
||
// Deep compare each member.
|
||
if (!(result = _.has(b, key) && eq(a[key], b[key], aStack, bStack))) break;
|
||
}
|
||
}
|
||
// Ensure that both objects contain the same number of properties.
|
||
if (result) {
|
||
for (key in b) {
|
||
if (_.has(b, key) && !(size--)) break;
|
||
}
|
||
result = !size;
|
||
}
|
||
}
|
||
// Remove the first object from the stack of traversed objects.
|
||
aStack.pop();
|
||
bStack.pop();
|
||
return result;
|
||
};
|
||
|
||
// Perform a deep comparison to check if two objects are equal.
|
||
_.isEqual = function(a, b) {
|
||
return eq(a, b, [], []);
|
||
};
|
||
|
||
// Is a given array, string, or object empty?
|
||
// An "empty" object has no enumerable own-properties.
|
||
_.isEmpty = function(obj) {
|
||
if (obj == null) return true;
|
||
if (_.isArray(obj) || _.isString(obj)) return obj.length === 0;
|
||
for (var key in obj) if (_.has(obj, key)) return false;
|
||
return true;
|
||
};
|
||
|
||
// Is a given value a DOM element?
|
||
_.isElement = function(obj) {
|
||
return !!(obj && obj.nodeType === 1);
|
||
};
|
||
|
||
// Is a given value an array?
|
||
// Delegates to ECMA5's native Array.isArray
|
||
_.isArray = nativeIsArray || function(obj) {
|
||
return toString.call(obj) == '[object Array]';
|
||
};
|
||
|
||
// Is a given variable an object?
|
||
_.isObject = function(obj) {
|
||
return obj === Object(obj);
|
||
};
|
||
|
||
// Add some isType methods: isArguments, isFunction, isString, isNumber, isDate, isRegExp.
|
||
each(['Arguments', 'Function', 'String', 'Number', 'Date', 'RegExp'], function(name) {
|
||
_['is' + name] = function(obj) {
|
||
return toString.call(obj) == '[object ' + name + ']';
|
||
};
|
||
});
|
||
|
||
// Define a fallback version of the method in browsers (ahem, IE), where
|
||
// there isn't any inspectable "Arguments" type.
|
||
if (!_.isArguments(arguments)) {
|
||
_.isArguments = function(obj) {
|
||
return !!(obj && _.has(obj, 'callee'));
|
||
};
|
||
}
|
||
|
||
// Optimize `isFunction` if appropriate.
|
||
if (typeof (/./) !== 'function') {
|
||
_.isFunction = function(obj) {
|
||
return typeof obj === 'function';
|
||
};
|
||
}
|
||
|
||
// Is a given object a finite number?
|
||
_.isFinite = function(obj) {
|
||
return isFinite(obj) && !isNaN(parseFloat(obj));
|
||
};
|
||
|
||
// Is the given value `NaN`? (NaN is the only number which does not equal itself).
|
||
_.isNaN = function(obj) {
|
||
return _.isNumber(obj) && obj != +obj;
|
||
};
|
||
|
||
// Is a given value a boolean?
|
||
_.isBoolean = function(obj) {
|
||
return obj === true || obj === false || toString.call(obj) == '[object Boolean]';
|
||
};
|
||
|
||
// Is a given value equal to null?
|
||
_.isNull = function(obj) {
|
||
return obj === null;
|
||
};
|
||
|
||
// Is a given variable undefined?
|
||
_.isUndefined = function(obj) {
|
||
return obj === void 0;
|
||
};
|
||
|
||
// Shortcut function for checking if an object has a given property directly
|
||
// on itself (in other words, not on a prototype).
|
||
_.has = function(obj, key) {
|
||
return hasOwnProperty.call(obj, key);
|
||
};
|
||
|
||
// Utility Functions
|
||
// -----------------
|
||
|
||
// Run Underscore.js in *noConflict* mode, returning the `_` variable to its
|
||
// previous owner. Returns a reference to the Underscore object.
|
||
_.noConflict = function() {
|
||
root._ = previousUnderscore;
|
||
return this;
|
||
};
|
||
|
||
// Keep the identity function around for default iterators.
|
||
_.identity = function(value) {
|
||
return value;
|
||
};
|
||
|
||
_.constant = function(value) {
|
||
return function () {
|
||
return value;
|
||
};
|
||
};
|
||
|
||
_.property = function(key) {
|
||
return function(obj) {
|
||
return obj[key];
|
||
};
|
||
};
|
||
|
||
// Returns a predicate for checking whether an object has a given set of `key:value` pairs.
|
||
_.matches = function(attrs) {
|
||
return function(obj) {
|
||
if (obj === attrs) return true; //avoid comparing an object to itself.
|
||
for (var key in attrs) {
|
||
if (attrs[key] !== obj[key])
|
||
return false;
|
||
}
|
||
return true;
|
||
}
|
||
};
|
||
|
||
// Run a function **n** times.
|
||
_.times = function(n, iterator, context) {
|
||
var accum = Array(Math.max(0, n));
|
||
for (var i = 0; i < n; i++) accum[i] = iterator.call(context, i);
|
||
return accum;
|
||
};
|
||
|
||
// Return a random integer between min and max (inclusive).
|
||
_.random = function(min, max) {
|
||
if (max == null) {
|
||
max = min;
|
||
min = 0;
|
||
}
|
||
return min + Math.floor(Math.random() * (max - min + 1));
|
||
};
|
||
|
||
// A (possibly faster) way to get the current timestamp as an integer.
|
||
_.now = Date.now || function() { return new Date().getTime(); };
|
||
|
||
// List of HTML entities for escaping.
|
||
var entityMap = {
|
||
escape: {
|
||
'&': '&',
|
||
'<': '<',
|
||
'>': '>',
|
||
'"': '"',
|
||
"'": '''
|
||
}
|
||
};
|
||
entityMap.unescape = _.invert(entityMap.escape);
|
||
|
||
// Regexes containing the keys and values listed immediately above.
|
||
var entityRegexes = {
|
||
escape: new RegExp('[' + _.keys(entityMap.escape).join('') + ']', 'g'),
|
||
unescape: new RegExp('(' + _.keys(entityMap.unescape).join('|') + ')', 'g')
|
||
};
|
||
|
||
// Functions for escaping and unescaping strings to/from HTML interpolation.
|
||
_.each(['escape', 'unescape'], function(method) {
|
||
_[method] = function(string) {
|
||
if (string == null) return '';
|
||
return ('' + string).replace(entityRegexes[method], function(match) {
|
||
return entityMap[method][match];
|
||
});
|
||
};
|
||
});
|
||
|
||
// If the value of the named `property` is a function then invoke it with the
|
||
// `object` as context; otherwise, return it.
|
||
_.result = function(object, property) {
|
||
if (object == null) return void 0;
|
||
var value = object[property];
|
||
return _.isFunction(value) ? value.call(object) : value;
|
||
};
|
||
|
||
// Add your own custom functions to the Underscore object.
|
||
_.mixin = function(obj) {
|
||
each(_.functions(obj), function(name) {
|
||
var func = _[name] = obj[name];
|
||
_.prototype[name] = function() {
|
||
var args = [this._wrapped];
|
||
push.apply(args, arguments);
|
||
return result.call(this, func.apply(_, args));
|
||
};
|
||
});
|
||
};
|
||
|
||
// Generate a unique integer id (unique within the entire client session).
|
||
// Useful for temporary DOM ids.
|
||
var idCounter = 0;
|
||
_.uniqueId = function(prefix) {
|
||
var id = ++idCounter + '';
|
||
return prefix ? prefix + id : id;
|
||
};
|
||
|
||
// By default, Underscore uses ERB-style template delimiters, change the
|
||
// following template settings to use alternative delimiters.
|
||
_.templateSettings = {
|
||
evaluate : /<%([\s\S]+?)%>/g,
|
||
interpolate : /<%=([\s\S]+?)%>/g,
|
||
escape : /<%-([\s\S]+?)%>/g
|
||
};
|
||
|
||
// When customizing `templateSettings`, if you don't want to define an
|
||
// interpolation, evaluation or escaping regex, we need one that is
|
||
// guaranteed not to match.
|
||
var noMatch = /(.)^/;
|
||
|
||
// Certain characters need to be escaped so that they can be put into a
|
||
// string literal.
|
||
var escapes = {
|
||
"'": "'",
|
||
'\\': '\\',
|
||
'\r': 'r',
|
||
'\n': 'n',
|
||
'\t': 't',
|
||
'\u2028': 'u2028',
|
||
'\u2029': 'u2029'
|
||
};
|
||
|
||
var escaper = /\\|'|\r|\n|\t|\u2028|\u2029/g;
|
||
|
||
// JavaScript micro-templating, similar to John Resig's implementation.
|
||
// Underscore templating handles arbitrary delimiters, preserves whitespace,
|
||
// and correctly escapes quotes within interpolated code.
|
||
_.template = function(text, data, settings) {
|
||
var render;
|
||
settings = _.defaults({}, settings, _.templateSettings);
|
||
|
||
// Combine delimiters into one regular expression via alternation.
|
||
var matcher = new RegExp([
|
||
(settings.escape || noMatch).source,
|
||
(settings.interpolate || noMatch).source,
|
||
(settings.evaluate || noMatch).source
|
||
].join('|') + '|$', 'g');
|
||
|
||
// Compile the template source, escaping string literals appropriately.
|
||
var index = 0;
|
||
var source = "__p+='";
|
||
text.replace(matcher, function(match, escape, interpolate, evaluate, offset) {
|
||
source += text.slice(index, offset)
|
||
.replace(escaper, function(match) { return '\\' + escapes[match]; });
|
||
|
||
if (escape) {
|
||
source += "'+\n((__t=(" + escape + "))==null?'':_.escape(__t))+\n'";
|
||
}
|
||
if (interpolate) {
|
||
source += "'+\n((__t=(" + interpolate + "))==null?'':__t)+\n'";
|
||
}
|
||
if (evaluate) {
|
||
source += "';\n" + evaluate + "\n__p+='";
|
||
}
|
||
index = offset + match.length;
|
||
return match;
|
||
});
|
||
source += "';\n";
|
||
|
||
// If a variable is not specified, place data values in local scope.
|
||
if (!settings.variable) source = 'with(obj||{}){\n' + source + '}\n';
|
||
|
||
source = "var __t,__p='',__j=Array.prototype.join," +
|
||
"print=function(){__p+=__j.call(arguments,'');};\n" +
|
||
source + "return __p;\n";
|
||
|
||
try {
|
||
render = new Function(settings.variable || 'obj', '_', source);
|
||
} catch (e) {
|
||
e.source = source;
|
||
throw e;
|
||
}
|
||
|
||
if (data) return render(data, _);
|
||
var template = function(data) {
|
||
return render.call(this, data, _);
|
||
};
|
||
|
||
// Provide the compiled function source as a convenience for precompilation.
|
||
template.source = 'function(' + (settings.variable || 'obj') + '){\n' + source + '}';
|
||
|
||
return template;
|
||
};
|
||
|
||
// Add a "chain" function, which will delegate to the wrapper.
|
||
_.chain = function(obj) {
|
||
return _(obj).chain();
|
||
};
|
||
|
||
// OOP
|
||
// ---------------
|
||
// If Underscore is called as a function, it returns a wrapped object that
|
||
// can be used OO-style. This wrapper holds altered versions of all the
|
||
// underscore functions. Wrapped objects may be chained.
|
||
|
||
// Helper function to continue chaining intermediate results.
|
||
var result = function(obj) {
|
||
return this._chain ? _(obj).chain() : obj;
|
||
};
|
||
|
||
// Add all of the Underscore functions to the wrapper object.
|
||
_.mixin(_);
|
||
|
||
// Add all mutator Array functions to the wrapper.
|
||
each(['pop', 'push', 'reverse', 'shift', 'sort', 'splice', 'unshift'], function(name) {
|
||
var method = ArrayProto[name];
|
||
_.prototype[name] = function() {
|
||
var obj = this._wrapped;
|
||
method.apply(obj, arguments);
|
||
if ((name == 'shift' || name == 'splice') && obj.length === 0) delete obj[0];
|
||
return result.call(this, obj);
|
||
};
|
||
});
|
||
|
||
// Add all accessor Array functions to the wrapper.
|
||
each(['concat', 'join', 'slice'], function(name) {
|
||
var method = ArrayProto[name];
|
||
_.prototype[name] = function() {
|
||
return result.call(this, method.apply(this._wrapped, arguments));
|
||
};
|
||
});
|
||
|
||
_.extend(_.prototype, {
|
||
|
||
// Start chaining a wrapped Underscore object.
|
||
chain: function() {
|
||
this._chain = true;
|
||
return this;
|
||
},
|
||
|
||
// Extracts the result from a wrapped and chained object.
|
||
value: function() {
|
||
return this._wrapped;
|
||
}
|
||
|
||
});
|
||
|
||
// AMD registration happens at the end for compatibility with AMD loaders
|
||
// that may not enforce next-turn semantics on modules. Even though general
|
||
// practice for AMD registration is to be anonymous, underscore registers
|
||
// as a named module because, like jQuery, it is a base library that is
|
||
// popular enough to be bundled in a third party lib, but not be part of
|
||
// an AMD load request. Those cases could generate an error when an
|
||
// anonymous define() is called outside of a loader request.
|
||
if (typeof define === 'function' && define.amd) {
|
||
define('underscore', [], function() {
|
||
return _;
|
||
});
|
||
}
|
||
}).call(this);
|
||
|
||
},{}]},{},[11]) |