testing observers, refactoring some Basic Types

.gitignore

@@ -4,3 +4,5 @@
 .directory
 .c9
 myftppass
+.codio
+.settings

build/node/HistoryBuffer.js

@@ -0,0 +1,209 @@
+(function() {
+  var HistoryBuffer,
+    __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };
+
+  HistoryBuffer = (function() {
+    function HistoryBuffer(user_id) {
+      this.user_id = user_id;
+      this.emptyGarbage = __bind(this.emptyGarbage, this);
+      this.operation_counter = {};
+      this.buffer = {};
+      this.change_listeners = [];
+      this.garbage = [];
+      this.trash = [];
+      this.performGarbageCollection = true;
+      this.garbageCollectTimeout = 1000;
+      this.reserved_identifier_counter = 0;
+      setTimeout(this.emptyGarbage, this.garbageCollectTimeout);
+    }
+
+    HistoryBuffer.prototype.emptyGarbage = function() {
+      var o, _i, _len, _ref;
+      _ref = this.garbage;
+      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+        o = _ref[_i];
+        if (typeof o.cleanup === "function") {
+          o.cleanup();
+        }
+      }
+      this.garbage = this.trash;
+      this.trash = [];
+      if (this.garbageCollectTimeout !== -1) {
+        this.garbageCollectTimeoutId = setTimeout(this.emptyGarbage, this.garbageCollectTimeout);
+      }
+      return void 0;
+    };
+
+    HistoryBuffer.prototype.getUserId = function() {
+      return this.user_id;
+    };
+
+    HistoryBuffer.prototype.addToGarbageCollector = function() {
+      var o, _i, _len, _results;
+      if (this.performGarbageCollection) {
+        _results = [];
+        for (_i = 0, _len = arguments.length; _i < _len; _i++) {
+          o = arguments[_i];
+          if (o != null) {
+            _results.push(this.garbage.push(o));
+          } else {
+            _results.push(void 0);
+          }
+        }
+        return _results;
+      }
+    };
+
+    HistoryBuffer.prototype.stopGarbageCollection = function() {
+      this.performGarbageCollection = false;
+      this.setManualGarbageCollect();
+      this.garbage = [];
+      return this.trash = [];
+    };
+
+    HistoryBuffer.prototype.setManualGarbageCollect = function() {
+      this.garbageCollectTimeout = -1;
+      clearTimeout(this.garbageCollectTimeoutId);
+      return this.garbageCollectTimeoutId = void 0;
+    };
+
+    HistoryBuffer.prototype.setGarbageCollectTimeout = function(garbageCollectTimeout) {
+      this.garbageCollectTimeout = garbageCollectTimeout;
+    };
+
+    HistoryBuffer.prototype.getReservedUniqueIdentifier = function() {
+      return {
+        creator: '_',
+        op_number: "_" + (this.reserved_identifier_counter++),
+        doSync: false
+      };
+    };
+
+    HistoryBuffer.prototype.getOperationCounter = function(user_id) {
+      var ctn, res, user, _ref;
+      if (user_id == null) {
+        res = {};
+        _ref = this.operation_counter;
+        for (user in _ref) {
+          ctn = _ref[user];
+          res[user] = ctn;
+        }
+        return res;
+      } else {
+        return this.operation_counter[user_id];
+      }
+    };
+
+    HistoryBuffer.prototype._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 (o.uid.doSync && unknown(u_name, o_number)) {
+            o_json = o._encode();
+            if (o.next_cl != null) {
+              o_next = o.next_cl;
+              while ((o_next.next_cl != null) && unknown(o_next.uid.creator, o_next.uid.op_number)) {
+                o_next = o_next.next_cl;
+              }
+              o_json.next = o_next.getUid();
+            } else if (o.prev_cl != null) {
+              o_prev = o.prev_cl;
+              while ((o_prev.prev_cl != null) && unknown(o_prev.uid.creator, o_prev.uid.op_number)) {
+                o_prev = o_prev.prev_cl;
+              }
+              o_json.prev = o_prev.getUid();
+            }
+            json.push(o_json);
+          }
+        }
+      }
+      return json;
+    };
+
+    HistoryBuffer.prototype.getNextOperationIdentifier = function(user_id) {
+      var uid;
+      if (user_id == null) {
+        user_id = this.user_id;
+      }
+      if (this.operation_counter[user_id] == null) {
+        this.operation_counter[user_id] = 0;
+      }
+      uid = {
+        'creator': user_id,
+        'op_number': this.operation_counter[user_id],
+        'doSync': true
+      };
+      this.operation_counter[user_id]++;
+      return uid;
+    };
+
+    HistoryBuffer.prototype.getOperation = function(uid) {
+      var _ref;
+      if (uid.uid != null) {
+        uid = uid.uid;
+      }
+      return (_ref = this.buffer[uid.creator]) != null ? _ref[uid.op_number] : void 0;
+    };
+
+    HistoryBuffer.prototype.addOperation = function(o) {
+      if (this.buffer[o.uid.creator] == null) {
+        this.buffer[o.uid.creator] = {};
+      }
+      if (this.buffer[o.uid.creator][o.uid.op_number] != null) {
+        throw new Error("You must not overwrite operations!");
+      }
+      this.buffer[o.uid.creator][o.uid.op_number] = o;
+      if (this.number_of_operations_added_to_HB == null) {
+        this.number_of_operations_added_to_HB = 0;
+      }
+      this.number_of_operations_added_to_HB++;
+      return o;
+    };
+
+    HistoryBuffer.prototype.removeOperation = function(o) {
+      var _ref;
+      return (_ref = this.buffer[o.uid.creator]) != null ? delete _ref[o.uid.op_number] : void 0;
+    };
+
+    HistoryBuffer.prototype.addToCounter = function(o) {
+      var _results;
+      if (this.operation_counter[o.uid.creator] == null) {
+        this.operation_counter[o.uid.creator] = 0;
+      }
+      if (typeof o.uid.op_number === 'number' && o.uid.creator !== this.getUserId()) {
+        if (o.uid.op_number === this.operation_counter[o.uid.creator]) {
+          this.operation_counter[o.uid.creator]++;
+          _results = [];
+          while (this.getOperation({
+              creator: o.uid.creator,
+              op_number: this.operation_counter[o.uid.creator]
+            }) != null) {
+            _results.push(this.operation_counter[o.uid.creator]++);
+          }
+          return _results;
+        }
+      }
+    };
+
+    return HistoryBuffer;
+
+  })();
+
+  module.exports = HistoryBuffer;
+
+}).call(this);
+
+//# sourceMappingURL=HistoryBuffer.js.map

build/node/Types/BasicTypes.js

@@ -0,0 +1,458 @@
+(function() {
+  var __slice = [].slice,
+    __hasProp = {}.hasOwnProperty,
+    __extends = function(child, parent) { for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; };
+
+  module.exports = function(HB) {
+    var Delete, Delimiter, ImmutableObject, Insert, Operation, execution_listener, parser;
+    parser = {};
+    execution_listener = [];
+    Operation = (function() {
+      function Operation(uid) {
+        this.is_deleted = false;
+        this.garbage_collected = false;
+        this.event_listeners = [];
+        if (uid != null) {
+          this.uid = uid;
+        }
+      }
+
+      Operation.prototype.type = "Insert";
+
+      Operation.prototype.observe = function(f) {
+        return this.event_listeners.push(f);
+      };
+
+      Operation.prototype.unobserve = function(f) {
+        return this.event_listeners.filter(function(g) {
+          return f !== g;
+        });
+      };
+
+      Operation.prototype.deleteAllObservers = function() {
+        return this.event_listeners = [];
+      };
+
+      Operation.prototype.callEvent = function() {
+        return this.forwardEvent.apply(this, [this].concat(__slice.call(arguments)));
+      };
+
+      Operation.prototype.forwardEvent = function() {
+        var args, f, op, _i, _len, _ref, _results;
+        op = arguments[0], args = 2 <= arguments.length ? __slice.call(arguments, 1) : [];
+        _ref = this.event_listeners;
+        _results = [];
+        for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+          f = _ref[_i];
+          _results.push(f.call.apply(f, [op].concat(__slice.call(args))));
+        }
+        return _results;
+      };
+
+      Operation.prototype.isDeleted = function() {
+        return this.is_deleted;
+      };
+
+      Operation.prototype.applyDelete = function(garbagecollect) {
+        if (garbagecollect == null) {
+          garbagecollect = true;
+        }
+        if (!this.garbage_collected) {
+          this.is_deleted = true;
+          if (garbagecollect) {
+            this.garbage_collected = true;
+            return HB.addToGarbageCollector(this);
+          }
+        }
+      };
+
+      Operation.prototype.cleanup = function() {
+        HB.removeOperation(this);
+        return this.deleteAllObservers();
+      };
+
+      Operation.prototype.setParent = function(parent) {
+        this.parent = parent;
+      };
+
+      Operation.prototype.getParent = function() {
+        return this.parent;
+      };
+
+      Operation.prototype.getUid = function() {
+        return this.uid;
+      };
+
+      Operation.prototype.dontSync = function() {
+        return this.uid.doSync = false;
+      };
+
+      Operation.prototype.execute = function() {
+        var l, _i, _len;
+        this.is_executed = true;
+        if (this.uid == null) {
+          this.uid = HB.getNextOperationIdentifier();
+        }
+        HB.addOperation(this);
+        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.type = "Delete";
+
+      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);
+          return Delete.__super__.execute.apply(this, arguments);
+        } 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.type = "Insert";
+
+      Insert.prototype.applyDelete = function(o) {
+        var callLater, garbagecollect, _ref;
+        if (this.deleted_by == null) {
+          this.deleted_by = [];
+        }
+        callLater = false;
+        if ((this.parent != null) && !this.isDeleted() && (o != null)) {
+          callLater = true;
+        }
+        if (o != null) {
+          this.deleted_by.push(o);
+        }
+        garbagecollect = false;
+        if (!((this.prev_cl != null) && (this.next_cl != null)) || this.prev_cl.isDeleted()) {
+          garbagecollect = true;
+        }
+        Insert.__super__.applyDelete.call(this, garbagecollect);
+        if (callLater) {
+          this.parent.callEvent([
+            {
+              type: "insert",
+              position: this.getPosition(),
+              object: this.parent,
+              changed_by: o.uid.creator
+            }
+          ]);
+        }
+        if ((_ref = this.next_cl) != null ? _ref.isDeleted() : void 0) {
+          return this.next_cl.applyDelete();
+        }
+      };
+
+      Insert.prototype.cleanup = function() {
+        var d, o, _i, _len, _ref, _ref1;
+        if ((_ref = this.prev_cl) != null ? _ref.isDeleted() : void 0) {
+          _ref1 = this.deleted_by;
+          for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
+            d = _ref1[_i];
+            d.cleanup();
+          }
+          o = this.next_cl;
+          while (o.type !== "Delimiter") {
+            if (o.origin === this) {
+              o.origin = this.prev_cl;
+            }
+            o = o.next_cl;
+          }
+          this.prev_cl.next_cl = this.next_cl;
+          this.next_cl.prev_cl = this.prev_cl;
+          return Insert.__super__.cleanup.apply(this, arguments);
+        }
+      };
+
+      Insert.prototype.getDistanceToOrigin = function() {
+        var d, o;
+        d = 0;
+        o = this.prev_cl;
+        while (true) {
+          if (this.origin === o) {
+            break;
+          }
+          d++;
+          o = o.prev_cl;
+        }
+        return d;
+      };
+
+      Insert.prototype.execute = function() {
+        var distance_to_origin, i, o;
+        if (!this.validateSavedOperations()) {
+          return false;
+        } else {
+          if (this.prev_cl != null) {
+            distance_to_origin = this.getDistanceToOrigin();
+            o = this.prev_cl.next_cl;
+            i = distance_to_origin;
+            while (true) {
+              if (o !== this.next_cl) {
+                if (o.getDistanceToOrigin() === i) {
+                  if (o.uid.creator < this.uid.creator) {
+                    this.prev_cl = o;
+                    distance_to_origin = i + 1;
+                  } else {
+
+                  }
+                } else if (o.getDistanceToOrigin() < i) {
+                  if (i - distance_to_origin <= o.getDistanceToOrigin()) {
+                    this.prev_cl = o;
+                    distance_to_origin = i + 1;
+                  } else {
+
+                  }
+                } else {
+                  break;
+                }
+                i++;
+                o = o.next_cl;
+              } else {
+                break;
+              }
+            }
+            this.next_cl = this.prev_cl.next_cl;
+            this.prev_cl.next_cl = this;
+            this.next_cl.prev_cl = this;
+          }
+          this.setParent(this.prev_cl.getParent());
+          Insert.__super__.execute.apply(this, arguments);
+          this.callOperationSpecificEvents();
+          return this;
+        }
+      };
+
+      Insert.prototype.callOperationSpecificEvents = function() {
+        var _ref;
+        return (_ref = this.parent) != null ? _ref.callEvent([
+          {
+            type: "insert",
+            position: this.getPosition(),
+            object: this.parent,
+            changed_by: this.uid.creator
+          }
+        ]) : void 0;
+      };
+
+      Insert.prototype.getPosition = function() {
+        var position, prev;
+        position = 0;
+        prev = this.prev_cl;
+        while (true) {
+          if (prev instanceof Delimiter) {
+            break;
+          }
+          if (!prev.isDeleted()) {
+            position++;
+          }
+          prev = prev.prev_cl;
+        }
+        return position;
+      };
+
+      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.type = "ImmutableObject";
+
+      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) {
+          json["origin"] = this.origin().getUid();
+        }
+        return json;
+      };
+
+      return ImmutableObject;
+
+    })(Operation);
+    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.type = "Delimiter";
+
+      Delimiter.prototype.applyDelete = function() {
+        var o;
+        Delimiter.__super__.applyDelete.call(this);
+        o = this.next_cl;
+        while (o != null) {
+          o.applyDelete();
+          o = o.next_cl;
+        }
+        return void 0;
+      };
+
+      Delimiter.prototype.cleanup = function() {
+        return Delimiter.__super__.cleanup.call(this);
+      };
+
+      Delimiter.prototype.execute = function() {
+        var _ref, _ref1;
+        if (((_ref = this.unchecked) != null ? _ref['next_cl'] : void 0) != null) {
+          return Delimiter.__super__.execute.apply(this, arguments);
+        } else if ((_ref1 = this.unchecked) != null ? _ref1['prev_cl'] : void 0) {
+          if (this.validateSavedOperations()) {
+            if (this.prev_cl.next_cl != null) {
+              throw new Error("Probably duplicated operations");
+            }
+            this.prev_cl.next_cl = this;
+            return Delimiter.__super__.execute.apply(this, arguments);
+          } else {
+            return false;
+          }
+        } else if ((this.prev_cl != null) && (this.prev_cl.next_cl == null)) {
+          delete this.prev_cl.unchecked.next_cl;
+          this.prev_cl.next_cl = this;
+          return Delimiter.__super__.execute.apply(this, arguments);
+        } else if ((this.prev_cl != null) || (this.next_cl != null) || true) {
+          return Delimiter.__super__.execute.apply(this, arguments);
+        }
+      };
+
+      Delimiter.prototype._encode = function() {
+        var _ref, _ref1;
+        return {
+          'type': "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
+    };
+  };
+
+}).call(this);
+
+//# sourceMappingURL=../Types/BasicTypes.js.map

build/node/Types/JsonTypes.js

@@ -0,0 +1,246 @@
+(function() {
+  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, createJsonTypeWrapper, parser, text_types, types;
+    text_types = text_types_uninitialized(HB);
+    types = text_types.types;
+    parser = text_types.parser;
+    createJsonTypeWrapper = function(_jsonType) {
+      var JsonTypeWrapper;
+      JsonTypeWrapper = (function() {
+        function JsonTypeWrapper(jsonType) {
+          var name, obj, _fn, _ref;
+          _ref = jsonType.map;
+          _fn = function(name, obj) {
+            return Object.defineProperty(JsonTypeWrapper.prototype, name, {
+              get: function() {
+                var x;
+                x = obj.val();
+                if (x instanceof JsonType) {
+                  return createJsonTypeWrapper(x);
+                } else if (x instanceof types.ImmutableObject) {
+                  return x.val();
+                } else {
+                  return x;
+                }
+              },
+              set: function(o) {
+                var o_name, o_obj, overwrite, _results;
+                overwrite = jsonType.val(name);
+                if (o.constructor === {}.constructor && overwrite instanceof types.Operation) {
+                  _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 JsonTypeWrapper;
+
+      })();
+      return new JsonTypeWrapper(_jsonType);
+    };
+    JsonType = (function(_super) {
+      __extends(JsonType, _super);
+
+      function JsonType() {
+        return JsonType.__super__.constructor.apply(this, arguments);
+      }
+
+      JsonType.prototype.type = "JsonType";
+
+      JsonType.prototype.applyDelete = function() {
+        return JsonType.__super__.applyDelete.call(this);
+      };
+
+      JsonType.prototype.cleanup = function() {
+        return JsonType.__super__.cleanup.call(this);
+      };
+
+      JsonType.prototype.toJson = function() {
+        var json, name, o, that, val;
+        if ((this.bound_json == null) || (Object.observe == null) || true) {
+          val = this.val();
+          json = {};
+          for (name in val) {
+            o = val[name];
+            if (o == null) {
+              json[name] = o;
+            } else if (o.constructor === {}.constructor) {
+              json[name] = this.val(name).toJson();
+            } else if (o instanceof types.Operation) {
+              while (o instanceof types.Operation) {
+                o = o.val();
+              }
+              json[name] = o;
+            } else {
+              json[name] = o;
+            }
+          }
+          this.bound_json = json;
+          if (Object.observe != null) {
+            that = this;
+            Object.observe(this.bound_json, function(events) {
+              var event, _i, _len, _results;
+              _results = [];
+              for (_i = 0, _len = events.length; _i < _len; _i++) {
+                event = events[_i];
+                if ((event.changed_by == null) && (event.type === "add" || (event.type = "update"))) {
+                  _results.push(that.val(event.name, event.object[event.name]));
+                } else {
+                  _results.push(void 0);
+                }
+              }
+              return _results;
+            });
+            this.observe(function(events) {
+              var event, notifier, oldVal, _i, _len, _results;
+              _results = [];
+              for (_i = 0, _len = events.length; _i < _len; _i++) {
+                event = events[_i];
+                if (event.created_ !== HB.getUserId()) {
+                  notifier = Object.getNotifier(that.bound_json);
+                  oldVal = that.bound_json[event.name];
+                  if (oldVal != null) {
+                    notifier.performChange('update', function() {
+                      return that.bound_json[event.name] = that.val(event.name);
+                    }, that.bound_json);
+                    _results.push(notifier.notify({
+                      object: that.bound_json,
+                      type: 'update',
+                      name: event.name,
+                      oldValue: oldVal,
+                      changed_by: event.changed_by
+                    }));
+                  } else {
+                    notifier.performChange('add', function() {
+                      return that.bound_json[event.name] = that.val(event.name);
+                    }, that.bound_json);
+                    _results.push(notifier.notify({
+                      object: that.bound_json,
+                      type: 'add',
+                      name: event.name,
+                      oldValue: oldVal,
+                      changed_by: event.changed_by
+                    }));
+                  }
+                } else {
+                  _results.push(void 0);
+                }
+              }
+              return _results;
+            });
+          }
+        }
+        return this.bound_json;
+      };
+
+      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, n, o, word;
+        if ((name != null) && arguments.length > 1) {
+          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 ((content == null) || (((!mutable) || typeof content === 'number') && content.constructor !== Object)) {
+            return JsonType.__super__.val.call(this, name, (new types.ImmutableObject(void 0, content)).execute());
+          } else {
+            if (typeof content === 'string') {
+              word = (new types.WordType(void 0)).execute();
+              word.insertText(0, content);
+              return JsonType.__super__.val.call(this, name, word);
+            } else if (content.constructor === Object) {
+              json = new JsonType().execute();
+              for (n in content) {
+                o = content[n];
+                json.val(n, o, mutable);
+              }
+              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 createJsonTypeWrapper(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;
+  };
+
+}).call(this);
+
+//# sourceMappingURL=../Types/JsonTypes.js.map

build/node/Types/StructuredTypes.js

@@ -0,0 +1,401 @@
+(function() {
+  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.type = "MapManager";
+
+      MapManager.prototype.applyDelete = function() {
+        var name, p, _ref;
+        _ref = this.map;
+        for (name in _ref) {
+          p = _ref[name];
+          p.applyDelete();
+        }
+        return MapManager.__super__.applyDelete.call(this);
+      };
+
+      MapManager.prototype.cleanup = function() {
+        return MapManager.__super__.cleanup.call(this);
+      };
+
+      MapManager.prototype.val = function(name, content) {
+        var o, obj, qqq, result, x, _ref, _ref1;
+        if (content != null) {
+          if (this.map[name] == null) {
+            (new AddName(void 0, this, name)).execute();
+          }
+          if (this.map[name] === null) {
+            qqq = this;
+            x = new AddName(void 0, this, name);
+            x.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.type = "AddName";
+
+      AddName.prototype.applyDelete = function() {
+        return AddName.__super__.applyDelete.call(this);
+      };
+
+      AddName.prototype.cleanup = function() {
+        return AddName.__super__.cleanup.call(this);
+      };
+
+      AddName.prototype.execute = function() {
+        var beg, clone, end, event_properties, event_this, uid_beg, uid_end, uid_r, _base;
+        if (!this.validateSavedOperations()) {
+          return false;
+        } else {
+          clone = function(o) {
+            var name, p, value;
+            p = {};
+            for (name in o) {
+              value = o[name];
+              p[name] = value;
+            }
+            return p;
+          };
+          uid_r = clone(this.map_manager.getUid());
+          uid_r.doSync = false;
+          uid_r.op_number = "_" + uid_r.op_number + "_RM_" + this.name;
+          if (HB.getOperation(uid_r) == null) {
+            uid_beg = clone(uid_r);
+            uid_beg.op_number = "" + uid_r.op_number + "_beginning";
+            uid_end = clone(uid_r);
+            uid_end.op_number = "" + uid_r.op_number + "_end";
+            beg = (new types.Delimiter(uid_beg, void 0, uid_end)).execute();
+            end = (new types.Delimiter(uid_end, beg, void 0)).execute();
+            event_properties = {
+              name: this.name
+            };
+            event_this = this.map_manager;
+            this.map_manager.map[this.name] = new ReplaceManager(event_properties, event_this, uid_r, beg, end);
+            this.map_manager.map[this.name].setParent(this.map_manager, this.name);
+            ((_base = this.map_manager.map[this.name]).add_name_ops != null ? _base.add_name_ops : _base.add_name_ops = []).push(this);
+            this.map_manager.map[this.name].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 = new types.Delimiter(void 0, void 0, void 0);
+          this.end = 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.type = "ListManager";
+
+      ListManager.prototype.execute = function() {
+        if (this.validateSavedOperations()) {
+          this.beginning.setParent(this);
+          this.end.setParent(this);
+          return ListManager.__super__.execute.apply(this, arguments);
+        } else {
+          return false;
+        }
+      };
+
+      ListManager.prototype.getLastOperation = function() {
+        return this.end.prev_cl;
+      };
+
+      ListManager.prototype.getFirstOperation = function() {
+        return this.beginning.next_cl;
+      };
+
+      ListManager.prototype.toArray = function() {
+        var o, result;
+        o = this.beginning.next_cl;
+        result = [];
+        while (o !== this.end) {
+          result.push(o);
+          o = o.next_cl;
+        }
+        return result;
+      };
+
+      ListManager.prototype.getOperationByPosition = function(position) {
+        var o;
+        o = this.beginning.next_cl;
+        if ((position > 0 || o.isDeleted()) && !(o instanceof types.Delimiter)) {
+          while (o.isDeleted() && !(o instanceof types.Delimiter)) {
+            o = o.next_cl;
+          }
+          while (true) {
+            if (o instanceof types.Delimiter) {
+              break;
+            }
+            if (position <= 0 && !o.isDeleted()) {
+              break;
+            }
+            o = o.next_cl;
+            if (!o.isDeleted()) {
+              position -= 1;
+            }
+          }
+        }
+        return o;
+      };
+
+      return ListManager;
+
+    })(types.Operation);
+    ReplaceManager = (function(_super) {
+      __extends(ReplaceManager, _super);
+
+      function ReplaceManager(event_porperties, event_this, uid, beginning, end, prev, next, origin) {
+        this.event_porperties = event_porperties;
+        this.event_this = event_this;
+        ReplaceManager.__super__.constructor.call(this, uid, beginning, end, prev, next, origin);
+      }
+
+      ReplaceManager.prototype.type = "ReplaceManager";
+
+      ReplaceManager.prototype.applyDelete = function() {
+        var o, _i, _len, _ref;
+        o = this.beginning;
+        while (o != null) {
+          o.applyDelete();
+          o = o.next_cl;
+        }
+        if (this.add_name_ops != null) {
+          _ref = this.add_name_ops;
+          for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+            o = _ref[_i];
+            o.applyDelete();
+          }
+        }
+        return ReplaceManager.__super__.applyDelete.call(this);
+      };
+
+      ReplaceManager.prototype.cleanup = function() {
+        return ReplaceManager.__super__.cleanup.call(this);
+      };
+
+      ReplaceManager.prototype.callEventDecorator = function(events) {
+        var event, name, prop, _i, _len, _ref;
+        if (!this.isDeleted()) {
+          _ref = this.event_porperties;
+          for (name in _ref) {
+            prop = _ref[name];
+            for (_i = 0, _len = events.length; _i < _len; _i++) {
+              event = events[_i];
+              event[name] = prop;
+            }
+          }
+          this.event_this.callEvent(events);
+        }
+        return void 0;
+      };
+
+      ReplaceManager.prototype.replace = function(content, replaceable_uid) {
+        var o;
+        o = this.getLastOperation();
+        (new Replaceable(content, this, replaceable_uid, o, o.next_cl)).execute();
+        return void 0;
+      };
+
+      ReplaceManager.prototype.val = function() {
+        var o;
+        o = this.getLastOperation();
+        return typeof o.val === "function" ? o.val() : void 0;
+      };
+
+      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) {
+          json["origin"] = this.origin().getUid();
+        }
+        return json;
+      };
+
+      return ReplaceManager;
+
+    })(ListManager);
+    parser["ReplaceManager"] = function(json) {
+      var beginning, end, next, origin, prev, uid;
+      uid = json['uid'], prev = json['prev'], next = json['next'], origin = json['origin'], beginning = json['beginning'], end = json['end'];
+      return new ReplaceManager(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))) {
+          throw new Error("You must define prev, and next for Replaceable-types!");
+        }
+        Replaceable.__super__.constructor.call(this, uid, prev, next, origin);
+      }
+
+      Replaceable.prototype.type = "Replaceable";
+
+      Replaceable.prototype.val = function() {
+        return this.content;
+      };
+
+      Replaceable.prototype.applyDelete = function() {
+        if (this.content != null) {
+          if (this.next_cl.type !== "Delimiter") {
+            this.content.deleteAllObservers();
+          }
+          this.content.applyDelete();
+          this.content.dontSync();
+        }
+        this.content = null;
+        return Replaceable.__super__.applyDelete.apply(this, arguments);
+      };
+
+      Replaceable.prototype.cleanup = function() {
+        return Replaceable.__super__.cleanup.apply(this, arguments);
+      };
+
+      Replaceable.prototype.callOperationSpecificEvents = function() {
+        var old_value;
+        if (this.next_cl.type === "Delimiter" && this.prev_cl.type !== "Delimiter") {
+          old_value = this.prev_cl.content;
+          this.prev_cl.applyDelete();
+          this.parent.callEventDecorator([
+            {
+              type: "update",
+              changed_by: this.uid.creator,
+              oldValue: old_value
+            }
+          ]);
+        } else if (this.next_cl.type !== "Delimiter") {
+          this.applyDelete();
+        } else {
+          this.parent.callEventDecorator([
+            {
+              type: "add",
+              changed_by: this.uid.creator
+            }
+          ]);
+        }
+        return void 0;
+      };
+
+      Replaceable.prototype._encode = function() {
+        var json, _ref;
+        json = {
+          'type': "Replaceable",
+          'content': (_ref = this.content) != null ? _ref.getUid() : void 0,
+          '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;
+  };
+
+}).call(this);
+
+//# sourceMappingURL=../Types/StructuredTypes.js.map

build/node/Types/TextTypes.js

@@ -0,0 +1,342 @@
+(function() {
+  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, WordType, 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) {
+        var _ref;
+        if (content != null ? (_ref = content.uid) != null ? _ref.creator : void 0 : void 0) {
+          this.saveOperation('content', content);
+        } else {
+          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.type = "TextInsert";
+
+      TextInsert.prototype.getLength = function() {
+        if (this.isDeleted()) {
+          return 0;
+        } else {
+          return this.content.length;
+        }
+      };
+
+      TextInsert.prototype.applyDelete = function() {
+        TextInsert.__super__.applyDelete.apply(this, arguments);
+        if (this.content instanceof types.Operation) {
+          this.content.applyDelete();
+        }
+        return this.content = null;
+      };
+
+      TextInsert.prototype.execute = function() {
+        if (!this.validateSavedOperations()) {
+          return false;
+        } else {
+          if (this.content instanceof types.Operation) {
+            this.content.insert_parent = this;
+          }
+          return TextInsert.__super__.execute.call(this);
+        }
+      };
+
+      TextInsert.prototype.val = function(current_position) {
+        if (this.isDeleted() || (this.content == null)) {
+          return "";
+        } else {
+          return this.content;
+        }
+      };
+
+      TextInsert.prototype._encode = function() {
+        var json, _ref;
+        json = {
+          'type': "TextInsert",
+          'uid': this.getUid(),
+          'prev': this.prev_cl.getUid(),
+          'next': this.next_cl.getUid()
+        };
+        if (((_ref = this.content) != null ? _ref.getUid : void 0) != null) {
+          json['content'] = this.content.getUid();
+        } else {
+          json['content'] = this.content;
+        }
+        if (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);
+    };
+    WordType = (function(_super) {
+      __extends(WordType, _super);
+
+      function WordType(uid, beginning, end, prev, next, origin) {
+        WordType.__super__.constructor.call(this, uid, beginning, end, prev, next, origin);
+      }
+
+      WordType.prototype.type = "WordType";
+
+      WordType.prototype.applyDelete = function() {
+        var o;
+        o = this.beginning;
+        while (o != null) {
+          o.applyDelete();
+          o = o.next_cl;
+        }
+        return WordType.__super__.applyDelete.call(this);
+      };
+
+      WordType.prototype.cleanup = function() {
+        return WordType.__super__.cleanup.call(this);
+      };
+
+      WordType.prototype.push = function(content) {
+        return this.insertAfter(this.end.prev_cl, content);
+      };
+
+      WordType.prototype.insertAfter = function(left, content) {
+        var c, right, tmp, _i, _len;
+        while (left.isDeleted()) {
+          left = left.prev_cl;
+        }
+        right = left.next_cl;
+        if (content.type != null) {
+          (new TextInsert(content, void 0, left, right)).execute();
+        } else {
+          for (_i = 0, _len = content.length; _i < _len; _i++) {
+            c = content[_i];
+            tmp = (new TextInsert(c, void 0, left, right)).execute();
+            left = tmp;
+          }
+        }
+        return this;
+      };
+
+      WordType.prototype.insertText = function(position, content) {
+        var ith, left;
+        ith = this.getOperationByPosition(position);
+        left = ith.prev_cl;
+        return this.insertAfter(left, content);
+      };
+
+      WordType.prototype.deleteText = function(position, length) {
+        var d, delete_ops, i, o, _i;
+        o = this.getOperationByPosition(position);
+        delete_ops = [];
+        for (i = _i = 0; 0 <= length ? _i < length : _i > length; i = 0 <= length ? ++_i : --_i) {
+          if (o instanceof types.Delimiter) {
+            break;
+          }
+          d = (new TextDelete(void 0, o)).execute();
+          o = o.next_cl;
+          while (!(o instanceof types.Delimiter) && o.isDeleted()) {
+            o = o.next_cl;
+          }
+          delete_ops.push(d._encode());
+        }
+        return this;
+      };
+
+      WordType.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('');
+      };
+
+      WordType.prototype.toString = function() {
+        return this.val();
+      };
+
+      WordType.prototype.bind = function(textfield) {
+        var word;
+        word = this;
+        textfield.value = this.val();
+        this.on("insert", function(event, op) {
+          var fix, left, o_pos, right;
+          o_pos = op.getPosition();
+          fix = function(cursor) {
+            if (cursor <= o_pos) {
+              return cursor;
+            } else {
+              cursor += 1;
+              return cursor;
+            }
+          };
+          left = fix(textfield.selectionStart);
+          right = fix(textfield.selectionEnd);
+          textfield.value = word.val();
+          return textfield.setSelectionRange(left, right);
+        });
+        this.on("delete", function(event, op) {
+          var fix, left, o_pos, right;
+          o_pos = op.getPosition();
+          fix = function(cursor) {
+            if (cursor < o_pos) {
+              return cursor;
+            } else {
+              cursor -= 1;
+              return cursor;
+            }
+          };
+          left = fix(textfield.selectionStart);
+          right = fix(textfield.selectionEnd);
+          textfield.value = word.val();
+          return textfield.setSelectionRange(left, right);
+        });
+        textfield.onkeypress = function(event) {
+          var char, diff, new_pos, pos;
+          char = null;
+          if (event.key != null) {
+            if (event.charCode === 32) {
+              char = " ";
+            } else if (event.keyCode === 13) {
+              char = '\n';
+            } else {
+              char = event.key;
+            }
+          } else {
+            char = String.fromCharCode(event.keyCode);
+          }
+          if (char.length > 0) {
+            pos = Math.min(textfield.selectionStart, textfield.selectionEnd);
+            diff = Math.abs(textfield.selectionEnd - textfield.selectionStart);
+            word.deleteText(pos, diff);
+            word.insertText(pos, char);
+            new_pos = pos + char.length;
+            textfield.setSelectionRange(new_pos, new_pos);
+            return event.preventDefault();
+          } else {
+            return event.preventDefault();
+          }
+        };
+        textfield.onpaste = function(event) {
+          return event.preventDefault();
+        };
+        textfield.oncut = function(event) {
+          return event.preventDefault();
+        };
+        return textfield.onkeydown = function(event) {
+          var del_length, diff, new_pos, pos, val;
+          pos = Math.min(textfield.selectionStart, textfield.selectionEnd);
+          diff = Math.abs(textfield.selectionEnd - textfield.selectionStart);
+          if ((event.keyCode != null) && event.keyCode === 8) {
+            if (diff > 0) {
+              word.deleteText(pos, diff);
+              textfield.setSelectionRange(pos, pos);
+            } else {
+              if ((event.ctrlKey != null) && event.ctrlKey) {
+                val = textfield.value;
+                new_pos = pos;
+                del_length = 0;
+                if (pos > 0) {
+                  new_pos--;
+                  del_length++;
+                }
+                while (new_pos > 0 && val[new_pos] !== " " && val[new_pos] !== '\n') {
+                  new_pos--;
+                  del_length++;
+                }
+                word.deleteText(new_pos, pos - new_pos);
+                textfield.setSelectionRange(new_pos, new_pos);
+              } else {
+                word.deleteText(pos - 1, 1);
+              }
+            }
+            return event.preventDefault();
+          } else if ((event.keyCode != null) && event.keyCode === 46) {
+            if (diff > 0) {
+              word.deleteText(pos, diff);
+              textfield.setSelectionRange(pos, pos);
+            } else {
+              word.deleteText(pos, 1);
+              textfield.setSelectionRange(pos, pos);
+            }
+            return event.preventDefault();
+          }
+        };
+      };
+
+      WordType.prototype._encode = function() {
+        var json;
+        json = {
+          'type': "WordType",
+          '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) {
+          json["origin"] = this.origin().getUid();
+        }
+        return json;
+      };
+
+      return WordType;
+
+    })(types.ListManager);
+    parser['WordType'] = 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 WordType(uid, beginning, end, prev, next, origin);
+    };
+    types['TextInsert'] = TextInsert;
+    types['TextDelete'] = TextDelete;
+    types['WordType'] = WordType;
+    return structured_types;
+  };
+
+}).call(this);
+
+//# sourceMappingURL=../Types/TextTypes.js.map

build/node/Types/XmlTypes.js

@@ -0,0 +1,409 @@
+(function() {
+  var dont_proxy, json_types_uninitialized, proxy_token, _proxy,
+    __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; };
+
+  json_types_uninitialized = require("./JsonTypes");
+
+  proxy_token = false;
+
+  dont_proxy = function(f) {
+    var e;
+    proxy_token = true;
+    try {
+      f();
+    } catch (_error) {
+      e = _error;
+      proxy_token = false;
+      throw new Error(e);
+    }
+    return proxy_token = false;
+  };
+
+  _proxy = function(f_name, f) {
+    var old_f;
+    old_f = this[f_name];
+    if (old_f != null) {
+      return this[f_name] = function() {
+        var args, that, _ref;
+        if (!proxy_token && !((_ref = this._yatta) != null ? _ref.isDeleted() : void 0)) {
+          that = this;
+          args = arguments;
+          return dont_proxy(function() {
+            f.apply(that, args);
+            return old_f.apply(that, args);
+          });
+        } else {
+          return old_f.apply(this, arguments);
+        }
+      };
+    }
+  };
+
+  if (typeof Element !== "undefined" && Element !== null) {
+    Element.prototype._proxy = _proxy;
+  }
+
+  module.exports = function(HB) {
+    var TextNodeType, XmlType, json_types, parser, types;
+    json_types = json_types_uninitialized(HB);
+    types = json_types.types;
+    parser = json_types.parser;
+    XmlType = (function(_super) {
+      __extends(XmlType, _super);
+
+      function XmlType(uid, tagname, attributes, elements, xml) {
+        var attr, d, element, i, n, word, _i, _j, _len, _ref, _ref1, _ref2;
+        this.tagname = tagname;
+        this.xml = xml;
+
+        /* In case you make this instanceof Insert again
+        if prev? and (not next?) and prev.type?
+           * adjust what you actually mean. you want to insert after prev, then
+           * next is not defined. but we only insert after non-deleted elements.
+           * This is also handled in TextInsert.
+          while prev.isDeleted()
+            prev = prev.prev_cl
+          next = prev.next_cl
+         */
+        XmlType.__super__.constructor.call(this, uid);
+        if (((_ref = this.xml) != null ? _ref._yatta : void 0) != null) {
+          d = new types.Delete(void 0, this.xml._yatta);
+          HB.addOperation(d).execute();
+          this.xml._yatta = null;
+        }
+        if ((attributes != null) && (elements != null)) {
+          this.saveOperation('attributes', attributes);
+          this.saveOperation('elements', elements);
+        } else if ((attributes == null) && (elements == null)) {
+          this.attributes = new types.JsonType();
+          this.attributes.setMutableDefault('immutable');
+          HB.addOperation(this.attributes).execute();
+          this.elements = new types.WordType();
+          this.elements.parent = this;
+          HB.addOperation(this.elements).execute();
+        } else {
+          throw new Error("Either define attribute and elements both, or none of them");
+        }
+        if (this.xml != null) {
+          this.tagname = this.xml.tagName;
+          for (i = _i = 0, _ref1 = this.xml.attributes.length; 0 <= _ref1 ? _i < _ref1 : _i > _ref1; i = 0 <= _ref1 ? ++_i : --_i) {
+            attr = xml.attributes[i];
+            this.attributes.val(attr.name, attr.value);
+          }
+          _ref2 = this.xml.childNodes;
+          for (_j = 0, _len = _ref2.length; _j < _len; _j++) {
+            n = _ref2[_j];
+            if (n.nodeType === n.TEXT_NODE) {
+              word = new TextNodeType(void 0, n);
+              HB.addOperation(word).execute();
+              this.elements.push(word);
+            } else if (n.nodeType === n.ELEMENT_NODE) {
+              element = new XmlType(void 0, void 0, void 0, void 0, n);
+              HB.addOperation(element).execute();
+              this.elements.push(element);
+            } else {
+              throw new Error("I don't know Node-type " + n.nodeType + "!!");
+            }
+          }
+          this.setXmlProxy();
+        }
+        void 0;
+      }
+
+      XmlType.prototype.type = "XmlType";
+
+      XmlType.prototype.applyDelete = function(op) {
+        if ((this.insert_parent != null) && !this.insert_parent.isDeleted()) {
+          return this.insert_parent.applyDelete(op);
+        } else {
+          this.attributes.applyDelete();
+          this.elements.applyDelete();
+          return XmlType.__super__.applyDelete.apply(this, arguments);
+        }
+      };
+
+      XmlType.prototype.cleanup = function() {
+        return XmlType.__super__.cleanup.call(this);
+      };
+
+      XmlType.prototype.setXmlProxy = function() {
+        var findNode, insertBefore, removeChild, renewClassList, that;
+        this.xml._yatta = this;
+        that = this;
+        this.elements.on('insert', function(event, op) {
+          var newNode, right, rightNode;
+          if (op.creator !== HB.getUserId() && this === that.elements) {
+            newNode = op.content.val();
+            right = op.next_cl;
+            while ((right != null) && right.isDeleted()) {
+              right = right.next_cl;
+            }
+            rightNode = null;
+            if (right.type !== 'Delimiter') {
+              rightNode = right.val().val();
+            }
+            return dont_proxy(function() {
+              return that.xml.insertBefore(newNode, rightNode);
+            });
+          }
+        });
+        this.elements.on('delete', function(event, op) {
+          var del_op, deleted;
+          del_op = op.deleted_by[0];
+          if ((del_op != null) && del_op.creator !== HB.getUserId() && this === that.elements) {
+            deleted = op.content.val();
+            return dont_proxy(function() {
+              return that.xml.removeChild(deleted);
+            });
+          }
+        });
+        this.attributes.on(['add', 'update'], function(event, property_name, op) {
+          if (op.creator !== HB.getUserId() && this === that.attributes) {
+            return dont_proxy(function() {
+              var newval;
+              newval = op.val().val();
+              if (newval != null) {
+                return that.xml.setAttribute(property_name, op.val().val());
+              } else {
+                return that.xml.removeAttribute(property_name);
+              }
+            });
+          }
+        });
+        findNode = function(child) {
+          var elem;
+          if (child == null) {
+            throw new Error("you must specify a parameter!");
+          }
+          child = child._yatta;
+          elem = that.elements.beginning.next_cl;
+          while (elem.type !== 'Delimiter' && elem.content !== child) {
+            elem = elem.next_cl;
+          }
+          if (elem.type === 'Delimiter') {
+            return false;
+          } else {
+            return elem;
+          }
+        };
+        insertBefore = function(insertedNode_s, adjacentNode) {
+          var child, element, inserted_nodes, next, prev, _results;
+          next = null;
+          if (adjacentNode != null) {
+            next = findNode(adjacentNode);
+          }
+          prev = null;
+          if (next) {
+            prev = next.prev_cl;
+          } else {
+            prev = this._yatta.elements.end.prev_cl;
+            while (prev.isDeleted()) {
+              prev = prev.prev_cl;
+            }
+          }
+          inserted_nodes = null;
+          if (insertedNode_s.nodeType === insertedNode_s.DOCUMENT_FRAGMENT_NODE) {
+            child = insertedNode_s.lastChild;
+            _results = [];
+            while (child != null) {
+              element = new XmlType(void 0, void 0, void 0, void 0, child);
+              HB.addOperation(element).execute();
+              that.elements.insertAfter(prev, element);
+              _results.push(child = child.previousSibling);
+            }
+            return _results;
+          } else {
+            element = new XmlType(void 0, void 0, void 0, void 0, insertedNode_s);
+            HB.addOperation(element).execute();
+            return that.elements.insertAfter(prev, element);
+          }
+        };
+        this.xml._proxy('insertBefore', insertBefore);
+        this.xml._proxy('appendChild', insertBefore);
+        this.xml._proxy('removeAttribute', function(name) {
+          return that.attributes.val(name, void 0);
+        });
+        this.xml._proxy('setAttribute', function(name, value) {
+          return that.attributes.val(name, value);
+        });
+        renewClassList = function(newclass) {
+          var dont_do_it, elem, value, _i, _len;
+          dont_do_it = false;
+          if (newclass != null) {
+            for (_i = 0, _len = this.length; _i < _len; _i++) {
+              elem = this[_i];
+              if (newclass === elem) {
+                dont_do_it = true;
+              }
+            }
+          }
+          value = Array.prototype.join.call(this, " ");
+          if ((newclass != null) && !dont_do_it) {
+            value += " " + newclass;
+          }
+          return that.attributes.val('class', value);
+        };
+        _proxy.call(this.xml.classList, 'add', renewClassList);
+        _proxy.call(this.xml.classList, 'remove', renewClassList);
+        this.xml.__defineSetter__('className', function(val) {
+          return this.setAttribute('class', val);
+        });
+        this.xml.__defineGetter__('className', function() {
+          return that.attributes.val('class');
+        });
+        this.xml.__defineSetter__('textContent', function(val) {
+          var elem, remove, text_node;
+          elem = that.xml.firstChild;
+          while (elem != null) {
+            remove = elem;
+            elem = elem.nextSibling;
+            that.xml.removeChild(remove);
+          }
+          if (val !== "") {
+            text_node = document.createTextNode(val);
+            return that.xml.appendChild(text_node);
+          }
+        });
+        removeChild = function(node) {
+          var d, elem;
+          elem = findNode(node);
+          if (!elem) {
+            throw new Error("You are only allowed to delete existing (direct) child elements!");
+          }
+          d = new types.Delete(void 0, elem);
+          HB.addOperation(d).execute();
+          return node._yatta = null;
+        };
+        this.xml._proxy('removeChild', removeChild);
+        return this.xml._proxy('replaceChild', function(insertedNode, replacedNode) {
+          insertBefore.call(this, insertedNode, replacedNode);
+          return removeChild.call(this, replacedNode);
+        });
+      };
+
+      XmlType.prototype.val = function(enforce) {
+        var a, attr, attr_name, e, n, text_node, value;
+        if (enforce == null) {
+          enforce = false;
+        }
+        if (typeof document !== "undefined" && document !== null) {
+          if ((this.xml == null) || enforce) {
+            this.xml = document.createElement(this.tagname);
+            attr = this.attributes.val();
+            for (attr_name in attr) {
+              value = attr[attr_name];
+              if (value != null) {
+                a = document.createAttribute(attr_name);
+                a.value = value;
+                this.xml.setAttributeNode(a);
+              }
+            }
+            e = this.elements.beginning.next_cl;
+            while (e.type !== "Delimiter") {
+              n = e.content;
+              if (!e.isDeleted() && (e.content != null)) {
+                if (n.type === "XmlType") {
+                  this.xml.appendChild(n.val(enforce));
+                } else if (n.type === "TextNodeType") {
+                  text_node = n.val();
+                  this.xml.appendChild(text_node);
+                } else {
+                  throw new Error("Internal structure cannot be transformed to dom");
+                }
+              }
+              e = e.next_cl;
+            }
+          }
+          this.setXmlProxy();
+          return this.xml;
+        }
+      };
+
+      XmlType.prototype.execute = function() {
+        return XmlType.__super__.execute.call(this);
+      };
+
+
+      /*
+        if not @validateSavedOperations()
+          return false
+        else
+      
+          return true
+       */
+
+      XmlType.prototype.getParent = function() {
+        return this.parent;
+      };
+
+      XmlType.prototype._encode = function() {
+        var json;
+        json = {
+          'type': this.type,
+          'attributes': this.attributes.getUid(),
+          'elements': this.elements.getUid(),
+          'tagname': this.tagname,
+          'uid': this.getUid()
+        };
+        return json;
+      };
+
+      return XmlType;
+
+    })(types.Insert);
+    parser['XmlType'] = function(json) {
+      var attributes, elements, tagname, uid;
+      uid = json['uid'], attributes = json['attributes'], elements = json['elements'], tagname = json['tagname'];
+      return new XmlType(uid, tagname, attributes, elements, void 0);
+    };
+    TextNodeType = (function(_super) {
+      __extends(TextNodeType, _super);
+
+      function TextNodeType(uid, content) {
+        var d;
+        if (content._yatta != null) {
+          d = new types.Delete(void 0, content._yatta);
+          HB.addOperation(d).execute();
+          content._yatta = null;
+        }
+        content._yatta = this;
+        TextNodeType.__super__.constructor.call(this, uid, content);
+      }
+
+      TextNodeType.prototype.applyDelete = function(op) {
+        if ((this.insert_parent != null) && !this.insert_parent.isDeleted()) {
+          return this.insert_parent.applyDelete(op);
+        } else {
+          return TextNodeType.__super__.applyDelete.apply(this, arguments);
+        }
+      };
+
+      TextNodeType.prototype.type = "TextNodeType";
+
+      TextNodeType.prototype._encode = function() {
+        var json;
+        json = {
+          'type': this.type,
+          'uid': this.getUid(),
+          'content': this.content.textContent
+        };
+        return json;
+      };
+
+      return TextNodeType;
+
+    })(types.ImmutableObject);
+    parser['TextNodeType'] = function(json) {
+      var content, textnode, uid;
+      uid = json['uid'], content = json['content'];
+      textnode = document.createTextNode(content);
+      return new TextNodeType(uid, textnode);
+    };
+    types['XmlType'] = XmlType;
+    return json_types;
+  };
+
+}).call(this);
+
+//# sourceMappingURL=../Types/XmlTypes.js.map

build/node/Yatta.js

@@ -1,5 +1,7 @@
 (function() {
-  var Engine, HistoryBuffer, Yatta, adaptConnector, json_types_uninitialized;
+  var Engine, HistoryBuffer, adaptConnector, createYatta, json_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; };
 
   json_types_uninitialized = require("./Types/JsonTypes");
 
@@ -9,89 +11,35 @@
 
   adaptConnector = require("./ConnectorAdapter");
 
-  Yatta = (function() {
+  createYatta = function(connector) {
-    function Yatta(connector) {
+    var HB, Yatta, type_manager, types, user_id;
-      var beg, end, first_word, type_manager, uid_beg, uid_end, user_id;
+    user_id = connector.id;
-      this.connector = connector;
+    HB = new HistoryBuffer(user_id);
-      user_id = this.connector.id;
+    type_manager = json_types_uninitialized(HB);
-      this.HB = new HistoryBuffer(user_id);
+    types = type_manager.types;
-      type_manager = json_types_uninitialized(this.HB);
+    Yatta = (function(_super) {
-      this.types = type_manager.types;
+      __extends(Yatta, _super);
-      this.engine = new Engine(this.HB, type_manager.parser);
-      this.HB.engine = this.engine;
-      adaptConnector(this.connector, this.engine, this.HB, type_manager.execution_listener);
-      first_word = new this.types.JsonType(this.HB.getReservedUniqueIdentifier()).execute();
-      uid_beg = this.HB.getReservedUniqueIdentifier();
-      uid_end = this.HB.getReservedUniqueIdentifier();
-      beg = (new this.types.Delimiter(uid_beg, void 0, uid_end)).execute();
-      end = (new this.types.Delimiter(uid_end, beg, void 0)).execute();
-      this.root_element = (new this.types.ReplaceManager(void 0, this.HB.getReservedUniqueIdentifier(), beg, end)).execute();
-      this.root_element.replace(first_word, this.HB.getReservedUniqueIdentifier());
-    }
 
-    Yatta.prototype.getSharedObject = function() {
+      function Yatta() {
-      return this.root_element.val();
+        this.connector = connector;
-    };
+        this.HB = HB;
-
+        this.types = types;
-    Yatta.prototype.getConnector = function() {
+        this.engine = new Engine(this.HB, type_manager.parser);
-      return this.connector;
+        adaptConnector(this.connector, this.engine, this.HB, type_manager.execution_listener);
-    };
+        Yatta.__super__.constructor.apply(this, arguments);
-
-    Yatta.prototype.getHistoryBuffer = function() {
-      return this.HB;
-    };
-
-    Yatta.prototype.setMutableDefault = function(mutable) {
-      return this.getSharedObject().setMutableDefault(mutable);
-    };
-
-    Yatta.prototype.getUserId = function() {
-      return this.HB.getUserId();
-    };
-
-    Yatta.prototype.toJson = function() {
-      return this.getSharedObject().toJson();
-    };
-
-    Yatta.prototype.val = function() {
-      var _ref;
-      return (_ref = this.getSharedObject()).val.apply(_ref, arguments);
-    };
-
-    Yatta.prototype.on = function() {
-      var _ref;
-      return (_ref = this.getSharedObject()).on.apply(_ref, arguments);
-    };
-
-    Yatta.prototype.deleteListener = function() {
-      var _ref;
-      return (_ref = this.getSharedObject()).deleteListener.apply(_ref, arguments);
-    };
-
-    Object.defineProperty(Yatta.prototype, 'value', {
-      get: function() {
-        return this.getSharedObject().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 Yatta;
+      Yatta.prototype.getConnector = function() {
+        return this.connector;
+      };
 
-  })();
+      return Yatta;
 
-  module.exports = Yatta;
+    })(types.JsonType);
+    return new Yatta(HB.getReservedUniqueIdentifier()).execute();
+  };
+
+  module.exports = createYatta;
 
   if ((typeof window !== "undefined" && window !== null) && (window.Yatta == null)) {
     window.Yatta = Yatta;

build/test/index.html

@@ -13,12 +13,13 @@
     mocha.ui('bdd');
     mocha.reporter('html');
   </script>
-  <!--script src="TextYatta_test.js"></script-->
+  <script src="TextYatta_test.js"></script>
   <script src="JsonYatta_test.js"></script>
   <!--script src="XmlYatta_test_browser.js"></script-->
   <script>
     //mocha.checkLeaks();
     //mocha.run();
+    window.onerror = null;
     if (window.mochaPhantomJS) { mochaPhantomJS.run(); }
     else { mocha.run(); }
   </script>

doc/alphabetical_index.html

@@ -178,7 +178,7 @@
       </div>
     </div>
     <div id='footer'>
-  December 17, 14 22:46:39 by
+  December 22, 14 14:36:45 by
   <a href='https://github.com/coffeedoc/codo' title='CoffeeScript API documentation generator'>
     Codo
   </a>

doc/class/JsonType.html

@@ -359,7 +359,7 @@ E.g.: let x = {a:[]}. Then x.a.push 1 wouldn&#39;t change anything</p>
 </div>
     </div>
     <div id='footer'>
-  December 17, 14 22:46:39 by
+  December 22, 14 14:36:45 by
   <a href='https://github.com/coffeedoc/codo' title='CoffeeScript API documentation generator'>
     Codo
   </a>

doc/class/JsonTypeWrapper.html

@@ -139,7 +139,7 @@ console.log(w.newProperty == &quot;Awesome&quot;) # true!</code></pre>
 </div>
     </div>
     <div id='footer'>
-  December 17, 14 22:46:39 by
+  December 22, 14 14:36:45 by
   <a href='https://github.com/coffeedoc/codo' title='CoffeeScript API documentation generator'>
     Codo
   </a>

doc/class/WordType.html

@@ -389,7 +389,7 @@ yatta.bind(textbox);</code></pre>
 </div>
     </div>
     <div id='footer'>
-  December 17, 14 22:46:39 by
+  December 22, 14 14:36:45 by
   <a href='https://github.com/coffeedoc/codo' title='CoffeeScript API documentation generator'>
     Codo
   </a>

doc/class/Yatta.html

@@ -32,6 +32,12 @@
           <td>Defined in:</td>
           <td>lib&#47;Yatta.coffee</td>
         </tr>
+        <tr>
+          <td>Inherits:</td>
+          <td>
+            types.JsonType
+          </td>
+        </tr>
       </table>
       <h2>Overview</h2>
       <div class='docstring'>
@@ -47,17 +53,6 @@ Known values that are supported:</p><ul>
 </div>
       <h2>Instance Method Summary</h2>
       <ul class='summary'>
-  <li>
-    <span class='signature'>
-      <a href='#getSharedObject-dynamic'>
-        #
-(?)
-<b>getSharedObject</b><span>()</span>
-      </a>
-    </span>
-    <span class='desc'>
-    </span>
-  </li>
   <li>
     <span class='signature'>
       <a href='#getConnector-dynamic'>
@@ -66,85 +61,6 @@ Known values that are supported:</p><ul>
 <b>getConnector</b><span>()</span>
       </a>
     </span>
-    <span class='desc'>
-      Get the initialized connector. 
-    </span>
-  </li>
-  <li>
-    <span class='signature'>
-      <a href='#getHistoryBuffer-dynamic'>
-        #
-(void)
-<b>getHistoryBuffer</b><span>()</span>
-      </a>
-    </span>
-    <span class='desc'>
-    </span>
-  </li>
-  <li>
-    <span class='signature'>
-      <a href='#setMutableDefault-dynamic'>
-        #
-(void)
-<b>setMutableDefault</b><span>(mutable)</span>
-      </a>
-    </span>
-    <span class='desc'>
-    </span>
-  </li>
-  <li>
-    <span class='signature'>
-      <a href='#getUserId-dynamic'>
-        #
-(void)
-<b>getUserId</b><span>()</span>
-      </a>
-    </span>
-    <span class='desc'>
-      Get the UserId from the HistoryBuffer object. 
-    </span>
-  </li>
-  <li>
-    <span class='signature'>
-      <a href='#toJson-dynamic'>
-        #
-(void)
-<b>toJson</b><span>()</span>
-      </a>
-    </span>
-    <span class='desc'>
-    </span>
-  </li>
-  <li>
-    <span class='signature'>
-      <a href='#val-dynamic'>
-        #
-(void)
-<b>val</b><span>()</span>
-      </a>
-    </span>
-    <span class='desc'>
-    </span>
-  </li>
-  <li>
-    <span class='signature'>
-      <a href='#observe-dynamic'>
-        #
-(void)
-<b>observe</b><span>()</span>
-      </a>
-    </span>
-    <span class='desc'>
-    </span>
-  </li>
-  <li>
-    <span class='signature'>
-      <a href='#unobserve-dynamic'>
-        #
-(void)
-<b>unobserve</b><span>()</span>
-      </a>
-    </span>
     <span class='desc'>
     </span>
   </li>
@@ -155,7 +71,7 @@ Known values that are supported:</p><ul>
     <p class='signature' id='constructor-dynamic'>
       #
 (void)
-<b>constructor</b><span>(connector)</span>
+<b>constructor</b><span>()</span>
       <br>
     </p>
     <div class='tags'>
@@ -187,27 +103,6 @@ Known values that are supported:</p><ul>
 </div>
       <h2>Instance Method Details</h2>
       <div class='methods'>
-  <div class='method_details'>
-    <p class='signature' id='getSharedObject-dynamic'>
-      #
-(?)
-<b>getSharedObject</b><span>()</span>
-      <br>
-    </p>
-    <div class='tags'>
-  <h3>Returns:</h3>
-  <ul class='return'>
-    <li>
-      <span class='type'></span>
-      (
-        <tt>?</tt>
-      )
-      &mdash;
-      <span class='desc'>JsonType </span>
-    </li>
-  </ul>
-</div>
-  </div>
   <div class='method_details'>
     <p class='signature' id='getConnector-dynamic'>
       #
@@ -215,127 +110,12 @@ Known values that are supported:</p><ul>
 <b>getConnector</b><span>()</span>
       <br>
     </p>
-    <div class='docstring'>
+    
-  <p>Get the initialized connector.</p>
-</div>
-<div class='tags'>
-</div>
-  </div>
-  <div class='method_details'>
-    <p class='signature' id='getHistoryBuffer-dynamic'>
-      #
-(void)
-<b>getHistoryBuffer</b><span>()</span>
-      <br>
-    </p>
-    <div class='tags'>
-  <h3>See also:</h3>
-  <ul class='see'>
-    <li>
-      <a href='HistoryBuffer'>HistoryBuffer</a>
-    </li>
-  </ul>
-</div>
-  </div>
-  <div class='method_details'>
-    <p class='signature' id='setMutableDefault-dynamic'>
-      #
-(void)
-<b>setMutableDefault</b><span>(mutable)</span>
-      <br>
-    </p>
-    <div class='tags'>
-  <h3>See also:</h3>
-  <ul class='see'>
-    <li>
-      <a href='JsonType.setMutableDefault'>JsonType.setMutableDefault</a>
-    </li>
-  </ul>
-</div>
-  </div>
-  <div class='method_details'>
-    <p class='signature' id='getUserId-dynamic'>
-      #
-(void)
-<b>getUserId</b><span>()</span>
-      <br>
-    </p>
-    <div class='docstring'>
-  <p>Get the UserId from the HistoryBuffer object.
-In most cases this will be the same as the user_id value with which
-Yatta was initialized (Depending on the HistoryBuffer implementation).</p>
-</div>
-<div class='tags'>
-</div>
-  </div>
-  <div class='method_details'>
-    <p class='signature' id='toJson-dynamic'>
-      #
-(void)
-<b>toJson</b><span>()</span>
-      <br>
-    </p>
-    <div class='tags'>
-  <h3>See also:</h3>
-  <ul class='see'>
-    <li>
-      <a href='JsonType.toJson'>JsonType.toJson</a>
-    </li>
-  </ul>
-</div>
-  </div>
-  <div class='method_details'>
-    <p class='signature' id='val-dynamic'>
-      #
-(void)
-<b>val</b><span>()</span>
-      <br>
-    </p>
-    <div class='tags'>
-  <h3>See also:</h3>
-  <ul class='see'>
-    <li>
-      <a href='JsonType.val'>JsonType.val</a>
-    </li>
-  </ul>
-</div>
-  </div>
-  <div class='method_details'>
-    <p class='signature' id='observe-dynamic'>
-      #
-(void)
-<b>observe</b><span>()</span>
-      <br>
-    </p>
-    <div class='tags'>
-  <h3>See also:</h3>
-  <ul class='see'>
-    <li>
-      <a href='Operation.on'>Operation.on</a>
-    </li>
-  </ul>
-</div>
-  </div>
-  <div class='method_details'>
-    <p class='signature' id='unobserve-dynamic'>
-      #
-(void)
-<b>unobserve</b><span>()</span>
-      <br>
-    </p>
-    <div class='tags'>
-  <h3>See also:</h3>
-  <ul class='see'>
-    <li>
-      <a href='Operation.deleteListener'>Operation.deleteListener</a>
-    </li>
-  </ul>
-</div>
   </div>
 </div>
     </div>
     <div id='footer'>
-  December 17, 14 22:46:39 by
+  December 22, 14 14:36:45 by
   <a href='https://github.com/coffeedoc/codo' title='CoffeeScript API documentation generator'>
     Codo
   </a>

doc/class_list.html

@@ -65,6 +65,10 @@
           <a href='class/Yatta.html' target='main'>
             Yatta
           </a>
+          <small class='parent'>
+            <
+            types.JsonType
+          </small>
           <small class='namespace'>
             
           </small>

doc/extra/LICENSE.txt.html

@@ -38,7 +38,7 @@
       </div>
     </div>
     <div id='footer'>
-  December 17, 14 22:46:39 by
+  December 22, 14 14:36:45 by
   <a href='https://github.com/coffeedoc/codo' title='CoffeeScript API documentation generator'>
     Codo
   </a>

doc/extra/README.md.html

@@ -76,7 +76,7 @@ But I would become really motivated if you gave me some feedback :) (<a href="ht
 </ul>
 <h2 id="support">Support</h2><p>Please report <em>any</em> issues to the <a href="https://github.com/DadaMonad/Yatta/issues">Github issue page</a>!
 I would appreciate if developers gave me feedback on how <em>convenient</em> the framework is, and if it is easy to use. Particularly the XML-support may not support every DOM-methods - if you encounter a method that does not cause any change on other peers,
-please state function name, and sample parameters. However, there are browser-specific features, that Yatta won&#39;t support.</p><h2 id="license">License</h2><p>Yatta! is licensed under the <a href="./LICENSE.txt">MIT License</a>.</p><a href="&#109;&#97;&#105;&#108;&#x74;&#111;&#58;&#107;&#101;&#118;&#x69;&#x6e;&#x2e;&#x6a;&#x61;&#104;&#x6e;&#115;&#64;&#x72;&#119;&#x74;&#104;&#45;&#x61;&#97;&#99;&#104;&#101;&#110;&#x2e;&#100;&#101;">&#107;&#101;&#118;&#x69;&#x6e;&#x2e;&#x6a;&#x61;&#104;&#x6e;&#115;&#64;&#x72;&#119;&#x74;&#104;&#45;&#x61;&#97;&#99;&#104;&#101;&#110;&#x2e;&#100;&#101;</a>
+please state function name, and sample parameters. However, there are browser-specific features, that Yatta won&#39;t support.</p><h2 id="license">License</h2><p>Yatta! is licensed under the <a href="./LICENSE.txt">MIT License</a>.</p><a href="&#x6d;&#97;&#x69;&#108;&#116;&#111;&#58;&#107;&#101;&#118;&#105;&#110;&#46;&#x6a;&#x61;&#x68;&#x6e;&#115;&#x40;&#x72;&#119;&#116;&#x68;&#45;&#x61;&#97;&#x63;&#104;&#x65;&#110;&#x2e;&#x64;&#x65;">&#107;&#101;&#118;&#105;&#110;&#46;&#x6a;&#x61;&#x68;&#x6e;&#115;&#x40;&#x72;&#119;&#116;&#x68;&#45;&#x61;&#97;&#x63;&#104;&#x65;&#110;&#x2e;&#x64;&#x65;</a>
 
 
 
@@ -85,7 +85,7 @@ please state function name, and sample parameters. However, there are browser-sp
       </div>
     </div>
     <div id='footer'>
-  December 17, 14 22:46:39 by
+  December 22, 14 14:36:45 by
   <a href='https://github.com/coffeedoc/codo' title='CoffeeScript API documentation generator'>
     Codo
   </a>

doc/file/lib/ConnectorAdapter.coffee.html

@@ -106,7 +106,7 @@
 </div>
     </div>
     <div id='footer'>
-  December 17, 14 22:46:39 by
+  December 22, 14 14:36:45 by
   <a href='https://github.com/coffeedoc/codo' title='CoffeeScript API documentation generator'>
     Codo
   </a>

doc/file/lib/Engine.coffee.html

@@ -72,7 +72,7 @@
 </dl>
     </div>
     <div id='footer'>
-  December 17, 14 22:46:39 by
+  December 22, 14 14:36:45 by
   <a href='https://github.com/coffeedoc/codo' title='CoffeeScript API documentation generator'>
     Codo
   </a>

doc/file/lib/HistoryBuffer.coffee.html

@@ -48,7 +48,7 @@
 </dl>
     </div>
     <div id='footer'>
-  December 17, 14 22:46:39 by
+  December 22, 14 14:36:45 by
   <a href='https://github.com/coffeedoc/codo' title='CoffeeScript API documentation generator'>
     Codo
   </a>

doc/file/lib/Types/BasicTypes.coffee.html

@@ -39,7 +39,7 @@
       </table>
     </div>
     <div id='footer'>
-  December 17, 14 22:46:39 by
+  December 22, 14 14:36:45 by
   <a href='https://github.com/coffeedoc/codo' title='CoffeeScript API documentation generator'>
     Codo
   </a>

doc/file/lib/Types/JsonTypes.coffee.html

@@ -39,7 +39,7 @@
       </table>
     </div>
     <div id='footer'>
-  December 17, 14 22:46:39 by
+  December 22, 14 14:36:45 by
   <a href='https://github.com/coffeedoc/codo' title='CoffeeScript API documentation generator'>
     Codo
   </a>

doc/file/lib/Types/StructuredTypes.coffee.html

@@ -39,7 +39,7 @@
       </table>
     </div>
     <div id='footer'>
-  December 17, 14 22:46:39 by
+  December 22, 14 14:36:45 by
   <a href='https://github.com/coffeedoc/codo' title='CoffeeScript API documentation generator'>
     Codo
   </a>

doc/file/lib/Types/TextTypes.coffee.html

@@ -39,7 +39,7 @@
       </table>
     </div>
     <div id='footer'>
-  December 17, 14 22:46:39 by
+  December 22, 14 14:36:45 by
   <a href='https://github.com/coffeedoc/codo' title='CoffeeScript API documentation generator'>
     Codo
   </a>

doc/file/lib/Yatta.coffee.html

@@ -34,16 +34,6 @@
           <td>Defined in:</td>
           <td>lib</td>
         </tr>
-        <tr>
-          <td>
-            Classes:
-          </td>
-          <td>
-            <a href='../../class/Yatta.html'>
-              Yatta
-            </a>
-          </td>
-        </tr>
       </table>
       <h2>Variables Summary</h2>
       <dl class='constants'>
@@ -52,13 +42,39 @@
     =
   </dt>
   <dd>
-    <pre><code class='coffeescript'>Yatta</code></pre>
+    <pre><code class='coffeescript'>createYatta</code></pre>
     
   </dd>
 </dl>
+      <h2>Method Summary</h2>
+      <ul class='summary'>
+  <li>
+    <span class='signature'>
+      <a href='#createYatta-'>
+        ~
+(void)
+<b>createYatta</b><span>(connector)</span>
+      </a>
+    </span>
+    <span class='desc'>
+    </span>
+  </li>
+</ul>
+      <h2>Method Details</h2>
+      <div class='methods'>
+  <div class='method_details'>
+    <p class='signature' id='createYatta-'>
+      ~
+(void)
+<b>createYatta</b><span>(connector)</span>
+      <br>
+    </p>
+    
+  </div>
+</div>
     </div>
     <div id='footer'>
-  December 17, 14 22:46:39 by
+  December 22, 14 14:36:45 by
   <a href='https://github.com/coffeedoc/codo' title='CoffeeScript API documentation generator'>
     Codo
   </a>

doc/javascript/search.js

@@ -1 +1 @@
-window.searchData = [{"t":"JsonTypeWrapper","p":"class/JsonTypeWrapper.html"},{"t":"JsonType","p":"class/JsonType.html"},{"t":"WordType","p":"class/WordType.html"},{"t":"Yatta","p":"class/Yatta.html"},{"t":"lib/ConnectorAdapter.coffee","p":"file/lib/ConnectorAdapter.coffee.html"},{"t":"lib/Engine.coffee","p":"file/lib/Engine.coffee.html"},{"t":"lib/HistoryBuffer.coffee","p":"file/lib/HistoryBuffer.coffee.html"},{"t":"lib/Types/BasicTypes.coffee","p":"file/lib/Types/BasicTypes.coffee.html"},{"t":"lib/Types/JsonTypes.coffee","p":"file/lib/Types/JsonTypes.coffee.html"},{"t":"lib/Types/StructuredTypes.coffee","p":"file/lib/Types/StructuredTypes.coffee.html"},{"t":"lib/Types/TextTypes.coffee","p":"file/lib/Types/TextTypes.coffee.html"},{"t":"lib/Yatta.coffee","p":"file/lib/Yatta.coffee.html"},{"t":"README.md","p":"extra/README.md.html"},{"t":"LICENSE.txt","p":"extra/LICENSE.txt.html"},{"t":"JsonType#_encode","p":"class/JsonType.html#_encode-dynamic"},{"t":"WordType#_encode","p":"class/WordType.html#_encode-dynamic"},{"t":"lib/ConnectorAdapter.coffee~adaptConnector","p":"file/lib/ConnectorAdapter.coffee.html#adaptConnector-"},{"t":"WordType#applyDelete","p":"class/WordType.html#applyDelete-dynamic"},{"t":"JsonType#applyDelete","p":"class/JsonType.html#applyDelete-dynamic"},{"t":"WordType#bind","p":"class/WordType.html#bind-dynamic"},{"t":"JsonType#cleanup","p":"class/JsonType.html#cleanup-dynamic"},{"t":"WordType#cleanup","p":"class/WordType.html#cleanup-dynamic"},{"t":"Yatta#constructor","p":"class/Yatta.html#constructor-dynamic"},{"t":"WordType#constructor","p":"class/WordType.html#constructor-dynamic"},{"t":"JsonTypeWrapper#constructor","p":"class/JsonTypeWrapper.html#constructor-dynamic"},{"t":"WordType#deleteText","p":"class/WordType.html#deleteText-dynamic"},{"t":"Yatta#getConnector","p":"class/Yatta.html#getConnector-dynamic"},{"t":"Yatta#getHistoryBuffer","p":"class/Yatta.html#getHistoryBuffer-dynamic"},{"t":"Yatta#getSharedObject","p":"class/Yatta.html#getSharedObject-dynamic"},{"t":"Yatta#getUserId","p":"class/Yatta.html#getUserId-dynamic"},{"t":"WordType#insertAfter","p":"class/WordType.html#insertAfter-dynamic"},{"t":"WordType#insertText","p":"class/WordType.html#insertText-dynamic"},{"t":"Yatta#observe","p":"class/Yatta.html#observe-dynamic"},{"t":"WordType#push","p":"class/WordType.html#push-dynamic"},{"t":"Yatta#setMutableDefault","p":"class/Yatta.html#setMutableDefault-dynamic"},{"t":"JsonType#setMutableDefault","p":"class/JsonType.html#setMutableDefault-dynamic"},{"t":"JsonType#toJson","p":"class/JsonType.html#toJson-dynamic"},{"t":"Yatta#toJson","p":"class/Yatta.html#toJson-dynamic"},{"t":"WordType#toString","p":"class/WordType.html#toString-dynamic"},{"t":"Yatta#unobserve","p":"class/Yatta.html#unobserve-dynamic"},{"t":"Yatta#val","p":"class/Yatta.html#val-dynamic"},{"t":"WordType#val","p":"class/WordType.html#val-dynamic"},{"t":"JsonType#val","p":"class/JsonType.html#val-dynamic"}]
+window.searchData = [{"t":"JsonTypeWrapper","p":"class/JsonTypeWrapper.html"},{"t":"JsonType","p":"class/JsonType.html"},{"t":"WordType","p":"class/WordType.html"},{"t":"Yatta","p":"class/Yatta.html"},{"t":"lib/ConnectorAdapter.coffee","p":"file/lib/ConnectorAdapter.coffee.html"},{"t":"lib/Engine.coffee","p":"file/lib/Engine.coffee.html"},{"t":"lib/HistoryBuffer.coffee","p":"file/lib/HistoryBuffer.coffee.html"},{"t":"lib/Types/BasicTypes.coffee","p":"file/lib/Types/BasicTypes.coffee.html"},{"t":"lib/Types/JsonTypes.coffee","p":"file/lib/Types/JsonTypes.coffee.html"},{"t":"lib/Types/StructuredTypes.coffee","p":"file/lib/Types/StructuredTypes.coffee.html"},{"t":"lib/Types/TextTypes.coffee","p":"file/lib/Types/TextTypes.coffee.html"},{"t":"lib/Yatta.coffee","p":"file/lib/Yatta.coffee.html"},{"t":"README.md","p":"extra/README.md.html"},{"t":"LICENSE.txt","p":"extra/LICENSE.txt.html"},{"t":"WordType#_encode","p":"class/WordType.html#_encode-dynamic"},{"t":"JsonType#_encode","p":"class/JsonType.html#_encode-dynamic"},{"t":"lib/ConnectorAdapter.coffee~adaptConnector","p":"file/lib/ConnectorAdapter.coffee.html#adaptConnector-"},{"t":"JsonType#applyDelete","p":"class/JsonType.html#applyDelete-dynamic"},{"t":"WordType#applyDelete","p":"class/WordType.html#applyDelete-dynamic"},{"t":"WordType#bind","p":"class/WordType.html#bind-dynamic"},{"t":"JsonType#cleanup","p":"class/JsonType.html#cleanup-dynamic"},{"t":"WordType#cleanup","p":"class/WordType.html#cleanup-dynamic"},{"t":"Yatta#constructor","p":"class/Yatta.html#constructor-dynamic"},{"t":"JsonTypeWrapper#constructor","p":"class/JsonTypeWrapper.html#constructor-dynamic"},{"t":"WordType#constructor","p":"class/WordType.html#constructor-dynamic"},{"t":"lib/Yatta.coffee~createYatta","p":"file/lib/Yatta.coffee.html#createYatta-"},{"t":"WordType#deleteText","p":"class/WordType.html#deleteText-dynamic"},{"t":"Yatta#getConnector","p":"class/Yatta.html#getConnector-dynamic"},{"t":"WordType#insertAfter","p":"class/WordType.html#insertAfter-dynamic"},{"t":"WordType#insertText","p":"class/WordType.html#insertText-dynamic"},{"t":"WordType#push","p":"class/WordType.html#push-dynamic"},{"t":"JsonType#setMutableDefault","p":"class/JsonType.html#setMutableDefault-dynamic"},{"t":"JsonType#toJson","p":"class/JsonType.html#toJson-dynamic"},{"t":"WordType#toString","p":"class/WordType.html#toString-dynamic"},{"t":"WordType#val","p":"class/WordType.html#val-dynamic"},{"t":"JsonType#val","p":"class/JsonType.html#val-dynamic"}]

doc/method_list.html

@@ -29,14 +29,6 @@
         <input type='text'>
       </div>
       <ul>
-        <li>
-          <a href='class/JsonType.html#_encode-dynamic' target='main' title='_encode'>
-            #_encode
-          </a>
-          <small>
-            (JsonType)
-          </small>
-        </li>
         <li>
           <a href='class/WordType.html#_encode-dynamic' target='main' title='_encode'>
             #_encode
@@ -45,6 +37,14 @@
             (WordType)
           </small>
         </li>
+        <li>
+          <a href='class/JsonType.html#_encode-dynamic' target='main' title='_encode'>
+            #_encode
+          </a>
+          <small>
+            (JsonType)
+          </small>
+        </li>
         <li>
           <a href='file/lib/ConnectorAdapter.coffee.html#adaptConnector-' target='main' title='adaptConnector'>
             ~adaptConnector
@@ -53,14 +53,6 @@
             (lib&#47;ConnectorAdapter.coffee)
           </small>
         </li>
-        <li>
-          <a href='class/WordType.html#applyDelete-dynamic' target='main' title='applyDelete'>
-            #applyDelete
-          </a>
-          <small>
-            (WordType)
-          </small>
-        </li>
         <li>
           <a href='class/JsonType.html#applyDelete-dynamic' target='main' title='applyDelete'>
             #applyDelete
@@ -69,6 +61,14 @@
             (JsonType)
           </small>
         </li>
+        <li>
+          <a href='class/WordType.html#applyDelete-dynamic' target='main' title='applyDelete'>
+            #applyDelete
+          </a>
+          <small>
+            (WordType)
+          </small>
+        </li>
         <li>
           <a href='class/WordType.html#bind-dynamic' target='main' title='bind'>
             #bind
@@ -101,6 +101,14 @@
             (Yatta)
           </small>
         </li>
+        <li>
+          <a href='class/JsonTypeWrapper.html#constructor-dynamic' target='main' title='constructor'>
+            #constructor
+          </a>
+          <small>
+            (JsonTypeWrapper)
+          </small>
+        </li>
         <li>
           <a href='class/WordType.html#constructor-dynamic' target='main' title='constructor'>
             #constructor
@@ -110,11 +118,11 @@
           </small>
         </li>
         <li>
-          <a href='class/JsonTypeWrapper.html#constructor-dynamic' target='main' title='constructor'>
+          <a href='file/lib/Yatta.coffee.html#createYatta-' target='main' title='createYatta'>
-            #constructor
+            ~createYatta
           </a>
           <small>
-            (JsonTypeWrapper)
+            (lib&#47;Yatta.coffee)
           </small>
         </li>
         <li>
@@ -133,30 +141,6 @@
             (Yatta)
           </small>
         </li>
-        <li>
-          <a href='class/Yatta.html#getHistoryBuffer-dynamic' target='main' title='getHistoryBuffer'>
-            #getHistoryBuffer
-          </a>
-          <small>
-            (Yatta)
-          </small>
-        </li>
-        <li>
-          <a href='class/Yatta.html#getSharedObject-dynamic' target='main' title='getSharedObject'>
-            #getSharedObject
-          </a>
-          <small>
-            (Yatta)
-          </small>
-        </li>
-        <li>
-          <a href='class/Yatta.html#getUserId-dynamic' target='main' title='getUserId'>
-            #getUserId
-          </a>
-          <small>
-            (Yatta)
-          </small>
-        </li>
         <li>
           <a href='class/WordType.html#insertAfter-dynamic' target='main' title='insertAfter'>
             #insertAfter
@@ -173,14 +157,6 @@
             (WordType)
           </small>
         </li>
-        <li>
-          <a href='class/Yatta.html#observe-dynamic' target='main' title='observe'>
-            #observe
-          </a>
-          <small>
-            (Yatta)
-          </small>
-        </li>
         <li>
           <a href='class/WordType.html#push-dynamic' target='main' title='push'>
             #push
@@ -189,14 +165,6 @@
             (WordType)
           </small>
         </li>
-        <li>
-          <a href='class/Yatta.html#setMutableDefault-dynamic' target='main' title='setMutableDefault'>
-            #setMutableDefault
-          </a>
-          <small>
-            (Yatta)
-          </small>
-        </li>
         <li>
           <a href='class/JsonType.html#setMutableDefault-dynamic' target='main' title='setMutableDefault'>
             #setMutableDefault
@@ -213,14 +181,6 @@
             (JsonType)
           </small>
         </li>
-        <li>
-          <a href='class/Yatta.html#toJson-dynamic' target='main' title='toJson'>
-            #toJson
-          </a>
-          <small>
-            (Yatta)
-          </small>
-        </li>
         <li>
           <a href='class/WordType.html#toString-dynamic' target='main' title='toString'>
             #toString
@@ -229,22 +189,6 @@
             (WordType)
           </small>
         </li>
-        <li>
-          <a href='class/Yatta.html#unobserve-dynamic' target='main' title='unobserve'>
-            #unobserve
-          </a>
-          <small>
-            (Yatta)
-          </small>
-        </li>
-        <li>
-          <a href='class/Yatta.html#val-dynamic' target='main' title='val'>
-            #val
-          </a>
-          <small>
-            (Yatta)
-          </small>
-        </li>
         <li>
           <a href='class/WordType.html#val-dynamic' target='main' title='val'>
             #val

examples/IwcDemo/README.md

@@ -22,8 +22,17 @@ You don't have to use the proposed user_id.
 
 
 ```js
-      console.log("me is number 2")
+      // console.log("me is number 1");
-      yatta = new Y.JsonYatta(2, Connector);
+      // yatta = new JsonYatta(1, Connector);
+```
+
+
+Though, it is recommended to use the user_id
+
+
+```js
+      yatta = new Y.JsonYatta(user_id, Connector);
+
 
     })
 }

gulpfile.coffee

@@ -16,18 +16,18 @@ run = require 'gulp-run'
 ljs = require 'gulp-ljs'
 plumber = require 'gulp-plumber'
 mochaPhantomJS = require 'gulp-mocha-phantomjs'
+cache = require 'gulp-cached'
 
 
 
-gulp.task 'default', ['lint', 'browser', 'test', 'literate', 'lib', 'codo']
+gulp.task 'default', ['deploy']
-gulp.task 'build', ['lint', 'browser']
 
 files =
   lib : ['./lib/**/*.coffee']
   build : ['./build/**']
   browser : './lib/Yatta.coffee'
   #test : ['./test/**/*_test.coffee']
-  test : ['./test/JsonYatta_test.coffee']
+  test : ['./test/JsonYatta_test.coffee', './test/TextYatta_test.coffee']
   gulp : ['./gulpfile.coffee']
   examples : ['./examples/**/*.js']
   other: ['./lib/**/*']
@@ -37,7 +37,7 @@ for name,file_list of files
   if name isnt 'build'
     files.all = files.all.concat file_list
 
-gulp.task 'lib', ->
+gulp.task 'deploy_nodejs', ->
   gulp.src files.lib
     .pipe sourcemaps.init()
     .pipe coffee()
@@ -45,7 +45,9 @@ gulp.task 'lib', ->
     .pipe gulp.dest 'build/node/'
     .pipe gulpif '!**/', git.add({args : "-A"})
 
-gulp.task 'browser', ->
+gulp.task 'deploy', ['mocha', 'build_browser', 'deploy_nodejs', 'lint', 'phantom_test', 'codo']
+
+gulp.task 'build_browser', ->
   gulp.src files.browser, { read: false }
     .pipe plumber()
     .pipe browserify
@@ -69,12 +71,12 @@ gulp.task 'browser', ->
       extname: ".js"
     .pipe gulp.dest './build/test'
 
-gulp.task 'browser_test_watch', ['browser'], ->
+gulp.task 'watch', ['build_browser','mocha'], ->
-  gulp.watch files.all, ['browser']
+  gulp.watch files.all, ['build_browser', 'mocha']
 
-    
+gulp.task 'mocha', ->
-gulp.task 'test', ->
   gulp.src files.test, { read: false }
+    .pipe plumber()
     .pipe mocha {reporter : 'list'}
     .pipe ignore.include '**/*.coffee'
     .pipe browserify
@@ -95,11 +97,6 @@ gulp.task 'lint', ->
       }
     .pipe coffeelint.reporter()
 
-gulp.task 'watch', ['default'], ->
-  gulp.watch files.lib, ['build', 'test']
-  gulp.watch files.test, ['test']
-  gulp.watch files.examples, ['literate']
-
 gulp.task 'phantom_watch', ['phantom_test'], ->
   gulp.watch files.all, ['phantom_test']
 
@@ -112,14 +109,11 @@ gulp.task 'literate', ->
     .pipe gulp.dest 'examples/'
     .pipe gulpif '!**/', git.add({args : "-A"})
 
-gulp.task 'upload', [], ()->
-  run('scp -r ./build ./examples jahns@manet.informatik.rwth-aachen.de:/home/jahns/public_html/collaborative_preview/').exec()
-
 gulp.task 'codo', [], ()->
   command = 'codo -o "./doc" --name "Yatta!" --readme "README.md" --undocumented false --private true --title "Yatta! API" ./lib - LICENSE.txt '
   run(command).exec()
 
-gulp.task 'phantom_test', ['browser'], ()->
+gulp.task 'phantom_test', ['build_browser'], ()->
   gulp.src 'build/test/index.html'
     .pipe mochaPhantomJS()
 

lib/Types/BasicTypes.coffee

@@ -45,7 +45,7 @@ module.exports = (HB)->
     # @overload unobserve(event, f)
     #   @param f     {Function} The function that you want to delete 
     unobserve: (f)->
-      @event_listeners.filter (g)->
+      @event_listeners = @event_listeners.filter (g)->
         f isnt g
 
     #
@@ -59,7 +59,7 @@ module.exports = (HB)->
     #
     # Fire an event.
     # TODO: Do something with timeouts. You don't want this to fire for every operation (e.g. insert).
-    #
+    # TODO: do you need callEvent+forwardEvent? Only one suffices probably
     callEvent: ()->
       @forwardEvent @, arguments...
 
@@ -215,8 +215,10 @@ module.exports = (HB)->
     #
     execute: ()->
       if @validateSavedOperations()
-        @deletes.applyDelete @
+        res = super
-        super
+        if res
+          @deletes.applyDelete @
+        res
       else
         false
 
@@ -275,7 +277,12 @@ module.exports = (HB)->
         garbagecollect = true
       super garbagecollect
       if callLater
-        @parent.callEvent "delete", @, o
+        @parent.callEvent [
+              type: "insert"
+              position: @getPosition()
+              object: @parent # TODO: You can combine getPosition + getParent in a more efficient manner! (only left Delimiter will hold @parent)
+              changed_by: o.uid.creator
+            ]
       if @next_cl?.isDeleted()
         # garbage collect next_cl
         @next_cl.applyDelete()
@@ -317,8 +324,7 @@ module.exports = (HB)->
     #
     # @private
     # Include this operation in the associative lists.
-    # @param fire_event {boolean} Whether to fire the insert-event.
+    execute: ()->
-    execute: (fire_event = true)->
       if not @validateSavedOperations()
         return false
       else
@@ -336,7 +342,8 @@ module.exports = (HB)->
           #         therefore $this would be always to the right of o3
           # case 2: $origin < $o.origin
           #         if current $this insert_position > $o origin: $this ins
-          #         else $insert_position will not change (maybe we encounter case 1 later, then this will be to the right of $o)
+          #         else $insert_position will not change
+          #         (maybe we encounter case 1 later, then this will be to the right of $o)
           # case 3: $origin > $o.origin
           #         $this insert_position is to the left of $o (forever!)
           while true
@@ -369,13 +376,20 @@ module.exports = (HB)->
           @prev_cl.next_cl = @
           @next_cl.prev_cl = @
 
-        parent = @prev_cl?.getParent()
+        @setParent @prev_cl.getParent() # do Insertions always have a parent?
         super # notify the execution_listeners
-        if parent? and fire_event
+        @callOperationSpecificEvents()
-          @setParent parent
-          @parent.callEvent "insert", @
         @
 
+    callOperationSpecificEvents: ()->
+      @parent?.callEvent [
+        type: "insert"
+        position: @getPosition()
+        object: @parent
+        changed_by: @uid.creator
+        value: @content
+      ]
+
     #
     # Compute the position of this operation.
     #

lib/Types/JsonTypes.coffee

@@ -148,30 +148,31 @@ module.exports = (HB)->
               if not event.changed_by? and (event.type is "add" or event.type = "update")
                 # this event is not created by Yatta.
                 that.val(event.name, event.object[event.name])
-          that.observe (event_name, property_name, op)->
+          @observe (events)->
-            if this is that and op.uid.creator isnt HB.getUserId()
+            for event in events
-              notifier = Object.getNotifier(that.bound_json)
+              if event.created_ isnt HB.getUserId()
-              oldVal = that.bound_json[property_name]
+                notifier = Object.getNotifier(that.bound_json)
-              if oldVal?
+                oldVal = that.bound_json[event.name]
-                notifier.performChange 'update', ()->
+                if oldVal?
-                    that.bound_json[property_name] = that.val(property_name)
+                  notifier.performChange 'update', ()->
-                  , that.bound_json
+                      that.bound_json[event.name] = that.val(event.name)
-                notifier.notify
+                    , that.bound_json
-                  object: that.bound_json
+                  notifier.notify
-                  type: 'update'
+                    object: that.bound_json
-                  name: property_name
+                    type: 'update'
-                  oldValue: oldVal
+                    name: event.name
-                  changed_by: op.uid.creator
+                    oldValue: oldVal
-              else
+                    changed_by: event.changed_by
-                notifier.performChange 'add', ()->
+                else
-                    that.bound_json[property_name] = that.val(property_name)
+                  notifier.performChange 'add', ()->
-                  , that.bound_json
+                      that.bound_json[event.name] = that.val(event.name)
-                notifier.notify
+                    , that.bound_json
-                  object: that.bound_json
+                  notifier.notify
-                  type: 'add'
+                    object: that.bound_json
-                  name: property_name
+                    type: 'add'
-                  oldValue: oldVal
+                    name: event.name
-                  changed_by: op.uid.creator
+                    oldValue: oldVal
+                    changed_by:event.changed_by
       @bound_json
 
     #

lib/Types/StructuredTypes.coffee

@@ -110,7 +110,10 @@ module.exports = (HB)->
           uid_end.op_number = "#{uid_r.op_number}_end"
           beg = (new types.Delimiter uid_beg, undefined, uid_end).execute()
           end = (new types.Delimiter uid_end, beg, undefined).execute()
-          @map_manager.map[@name] = new ReplaceManager uid_r, beg, end
+          event_properties =
+            name: @name
+          event_this = @map_manager
+          @map_manager.map[@name] = new ReplaceManager event_properties, event_this, uid_r, beg, end
           @map_manager.map[@name].setParent @map_manager, @name
           (@map_manager.map[@name].add_name_ops ?= []).push @
           @map_manager.map[@name].execute()
@@ -192,22 +195,27 @@ module.exports = (HB)->
 
     #
     # Retrieves the x-th not deleted element.
+    # e.g. "abc" : the 1th character is "a"
+    # the 0th character is the left Delimiter
     #
     getOperationByPosition: (position)->
-      o = @beginning.next_cl
+      o = @beginning
-      if (position > 0 or o.isDeleted()) and not (o instanceof types.Delimiter)
+      while true
-        while o.isDeleted() and not (o instanceof types.Delimiter)
+        # find the i-th op
-          # find first non deleted op
+        if o instanceof types.Delimiter and o.prev_cl?
-          o = o.next_cl
+          # the user or you gave a position parameter that is to big
-        while true
+          # for the current array. Therefore we reach a Delimiter.
-          # find the i-th op
+          # Then, we'll just return the last character.
-          if o instanceof types.Delimiter
+          o = o.prev_cl
-            break
+          while o.isDeleted() or not (o instanceof types.Delimiter)
-          if position <= 0 and not o.isDeleted()
+            o = o.prev_cl
-            break
+          break
-          o = o.next_cl
+        if position <= 0 and not o.isDeleted()
-          if not o.isDeleted()
+          break
-            position -= 1
+
+        o = o.next_cl
+        if not o.isDeleted()
+          position -= 1
       o
 
   #
@@ -220,12 +228,14 @@ module.exports = (HB)->
   #
   class ReplaceManager extends ListManager
     #
+    # @param {Object} event_properties Decorates the event that is thrown by the RM
+    # @param {Object} event_this The object on which the event shall be executed
     # @param {Operation} initial_content Initialize this with a Replaceable that holds the initial_content.
     # @param {Object} uid A unique identifier. If uid is undefined, a new uid will be created.
     # @param {Delimiter} beginning Reference or Object.
     # @param {Delimiter} end Reference or Object.
-    # constructor: (uid, beginning, end, prev, next, origin)->
+    constructor: (@event_porperties, @event_this, uid, beginning, end, prev, next, origin)->
-    #  super uid, beginning, end, prev, next, origin
+      super uid, beginning, end, prev, next, origin
 
     type: "ReplaceManager"
 
@@ -243,6 +253,21 @@ module.exports = (HB)->
     cleanup: ()->
       super()
 
+    #
+    # This doesn't throw the same events as the ListManager. Therefore, the
+    # Replaceables also not throw the same events.
+    # So, ReplaceManager and ListManager both implement
+    # these functions that are called when an Insertion is executed (at the end).
+    #
+    #
+    callEventDecorator: (events)->
+      if not @isDeleted()
+        for name,prop of @event_porperties
+          for event in events
+            event[name] = prop
+        @event_this.callEvent events
+      undefined
+
     #
     # Replace the existing word with a new word.
     #
@@ -278,7 +303,7 @@ module.exports = (HB)->
       if @prev_cl? and @next_cl?
         json['prev'] = @prev_cl.getUid()
         json['next'] = @next_cl.getUid()
-      if @origin? # and @origin isnt @prev_cl
+      if @origin? # TODO: do this everywhere: and @origin isnt @prev_cl
         json["origin"] = @origin().getUid()
       json
 
@@ -334,23 +359,30 @@ module.exports = (HB)->
       super
 
     #
+    # This is called, when the Insert-type was successfully executed.
+    # TODO: consider doing this in a more consistent manner. This could also be
+    # done with execute. But currently, there are no specital Insert-types for ListManager.
     #
-    execute: ()->
+    callOperationSpecificEvents: ()->
-      if not @validateSavedOperations()
+      if @next_cl.type is "Delimiter" and @prev_cl.type isnt "Delimiter"
-        return false
+        # this replaces another Replaceable
-      else
+        old_value = @prev_cl.content
-        # only fire 'insert-event' (which will result in addProperty and change events),
+        @prev_cl.applyDelete()
-        # when content is added. 
+        @parent.callEventDecorator [
-        # In case of Json, empty content means that this is not the last update,
+          type: "update"
-        # since content is deleted when 'applyDelete' was exectuted.
+          changed_by: @uid.creator
-        ins_result = super(@content?) # @content? whether to fire or not
+          oldValue: old_value
-        if ins_result
+        ]
-          if @next_cl.type is "Delimiter" and @prev_cl.type isnt "Delimiter"
+      else if @next_cl.type isnt "Delimiter"
-            @prev_cl.applyDelete()
+        # This will never be recognized by the user, because another
-          else if @next_cl.type isnt "Delimiter"
+        # concurrent operation is set as the current value of the RM
-            @applyDelete()
+        @applyDelete()
-
+      else # prev _and_ next are Delimiters. This is the first created Replaceable in the RM
-        return ins_result
+        @parent.callEventDecorator [
+          type: "add"
+          changed_by: @uid.creator
+        ]
+      undefined
 
     #
     # Encode this operation in such a way that it can be parsed by remote peers.

lib/Types/TextTypes.coffee

@@ -152,10 +152,10 @@ module.exports = (HB)->
     # @return {WordType} This WordType object.
     #
     insertText: (position, content)->
-      # TODO: getOperationByPosition should return "(i-2)th" character
+      ith = @getOperationByPosition position
-      ith = @getOperationByPosition position # the (i-1)th character. e.g. "abc" a is the 0th character
+      # the (i-1)th character. e.g. "abc" the 1th character is "a"
-      left = ith.prev_cl # left is the non-deleted charather to the left of ith
+      # the 0th character is the left Delimiter
-      @insertAfter left, content
+      @insertAfter ith, content
 
     #
     # Deletes a part of the word.
@@ -163,7 +163,7 @@ module.exports = (HB)->
     # @return {WordType} This WordType object
     #
     deleteText: (position, length)->
-      o = @getOperationByPosition position
+      o = @getOperationByPosition(position+1) # position 0 in this case is the deletion of the first character
 
       delete_ops = []
       for i in [0...length]

lib/Yatta.coffee

@@ -4,107 +4,38 @@ HistoryBuffer = require "./HistoryBuffer"
 Engine = require "./Engine"
 adaptConnector = require "./ConnectorAdapter"
 
-#
+createYatta = (connector)->
-# Framework for Json data-structures.
+  user_id = connector.id # TODO: change to getUniqueId()
-# Known values that are supported:
+  HB = new HistoryBuffer user_id
-# * String
+  type_manager = json_types_uninitialized HB
-# * Integer
+  types = type_manager.types
-# * Array
-#
-class Yatta
 
   #
-  # @param {String} user_id Unique id of the peer.
+  # Framework for Json data-structures.
-  # @param {Connector} Connector the connector class.
+  # Known values that are supported:
+  # * String
+  # * Integer
+  # * Array
   #
-  constructor: (@connector)->
+  class Yatta extends types.JsonType
-    user_id = @connector.id # TODO: change to getUniqueId()
-    @HB = new HistoryBuffer user_id
-    type_manager = json_types_uninitialized @HB
-    @types = type_manager.types
-    @engine = new Engine @HB, type_manager.parser
-    @HB.engine = @engine # TODO: !! only for debugging
-    adaptConnector @connector, @engine, @HB, type_manager.execution_listener
-    #first_word = 
-    @root_element = new @types.JsonType(@HB.getReservedUniqueIdentifier()).execute()
-    ###
-    uid_beg = @HB.getReservedUniqueIdentifier()
-    uid_end = @HB.getReservedUniqueIdentifier()
-    beg = (new @types.Delimiter uid_beg, undefined, uid_end).execute()
-    end = (new @types.Delimiter uid_end, beg, undefined).execute()
 
-    @root_element = (new @types.ReplaceManager @HB.getReservedUniqueIdentifier(), beg, end).execute()
+    #
-    @root_element.replace first_word, @HB.getReservedUniqueIdentifier()
+    # @param {String} user_id Unique id of the peer.
-    ###
+    # @param {Connector} Connector the connector class.
+    #
+    constructor: ()->
+      @connector = connector
+      @HB = HB
+      @types = types
+      @engine = new Engine @HB, type_manager.parser
+      adaptConnector @connector, @engine, @HB, type_manager.execution_listener
+      super
 
-  #
+    getConnector: ()->
-  # @return JsonType
+      @connector
-  #
-  getSharedObject: ()->
-    @root_element
 
-  #
+  return new Yatta(HB.getReservedUniqueIdentifier()).execute()
-  # Get the initialized connector.
-  #
-  getConnector: ()->
-    @connector
 
-  #
+module.exports = createYatta
-  # @see HistoryBuffer
-  #
-  getHistoryBuffer: ()->
-    @HB
-
-  #
-  # @see JsonType.setMutableDefault
-  #
-  setMutableDefault: (mutable)->
-    @getSharedObject().setMutableDefault(mutable)
-
-  #
-  # Get the UserId from the HistoryBuffer object.
-  # In most cases this will be the same as the user_id value with which
-  # Yatta was initialized (Depending on the HistoryBuffer implementation).
-  #
-  getUserId: ()->
-    @HB.getUserId()
-
-  #
-  # @see JsonType.toJson
-  #
-  toJson : ()->
-    @getSharedObject().toJson()
-
-  #
-  # @see JsonType.val
-  #
-  val : ()->
-    @getSharedObject().val arguments...
-
-  #
-  # @see Operation.on
-  #
-  observe: ()->
-    @getSharedObject().observe arguments...
-
-  #
-  # @see Operation.deleteListener
-  #
-  unobserve: ()->
-    @getSharedObject().unobserve arguments...
-
-  #
-  # @see JsonType.value
-  #
-  Object.defineProperty Yatta.prototype, 'value',
-    get : -> @getSharedObject().value
-    set : (o)->
-      if o.constructor is {}.constructor
-        for o_name,o_obj of o
-          @val(o_name, o_obj, 'immutable')
-      else
-        throw new Error "You must only set Object values!"
-
-module.exports = Yatta
 if window? and not window.Yatta?
-  window.Yatta = Yatta
+  window.Yatta = createYatta

package.json

@@ -40,6 +40,7 @@
     "coffeeify": "^0.6.0",
     "gulp": "^3.8.7",
     "gulp-browserify": "^0.5.0",
+    "gulp-cached": "^1.0.1",
     "gulp-coffee": "^2.1.1",
     "gulp-coffeelint": "^0.3.3",
     "gulp-concat": "^2.3.4",
@@ -57,6 +58,7 @@
     "gulp-run": "^1.6.3",
     "gulp-sourcemaps": "^1.1.1",
     "gulp-uglify": "^0.3.1",
+    "gulp-watch": "^3.0.0",
     "jquery": "^2.1.1",
     "mocha": "^1.21.4",
     "sinon": "^1.10.2",

test/JsonYatta_test.coffee

@@ -20,7 +20,7 @@ class JsonTest extends Test
   type: "JsonTest"
 
   getRandomRoot: (user_num, root)->
-    root ?= @users[user_num].getSharedObject()
+    root ?= @users[user_num]
     types = @users[user_num].types
     if _.random(0,1) is 1 # take root
       root
@@ -98,7 +98,7 @@ describe "JsonFramework", ->
   ###
 
   it "has a JsonTypeWrapper", ->
-    y = this.yTest.getSomeUser().getSharedObject()
+    y = this.yTest.getSomeUser()
     y.val('x',"dtrn", 'immutable')
     y.val('set',{x:"x"}, 'immutable')
     w = y.value

test/TestSuite.coffee

@@ -13,12 +13,12 @@ module.exports = class Test
   constructor: (@name_suffix = "")->
     @number_of_test_cases_multiplier = 1
     @repeat_this = 1 * @number_of_test_cases_multiplier
-    @doSomething_amount = 50 + @number_of_test_cases_multiplier
+    @doSomething_amount = 50 * @number_of_test_cases_multiplier
-    @number_of_engines = 5 + @number_of_test_cases_multiplier - 1
+    @number_of_engines = 4 + @number_of_test_cases_multiplier - 1
 
-    @time = 0
+    @time = 0 # denotes to the time when run was started
-    @ops = 0
+    @ops = 0 # number of operations (used with @time)
-    @time_now = 0
+    @time_now = 0 # current time
 
     @debug = false
 
@@ -85,11 +85,6 @@ module.exports = class Test
             ops1 = y.deleteText pos, length
           undefined
         types : [types.WordType]
-      ,
-        f : (y)=> # REPLACE TEXT
-          y.replaceText @getRandomText()
-          null
-        types: [types.WordType]
     ]
   getRandomRoot: (user_num)->
     throw new Error "overwrite me!"

test/TextYatta_test.coffee

@@ -7,7 +7,7 @@ _         = require("underscore")
 
 chai.use(sinonChai)
 
-Y = require "../lib/index"
+Yatta = require "../lib/Yatta"
 Connector = require "../bower_components/connector/lib/test-connector/test-connector.coffee"
 
 Test = require "./TestSuite"
@@ -15,14 +15,17 @@ class TextTest extends Test
 
   type: "TextTest"
 
-  makeNewUser: (user, conn)->
+  makeNewUser: (userId)->
-    super new Y.TextFramework user, conn
+    conn = new Connector userId
+    y = new Yatta conn
+    y.val("TextTest","","mutable")
+    y
 
   getRandomRoot: (user_num)->
-    @users[user_num].getSharedObject()
+    @users[user_num].val("TextTest")
 
   getContent: (user_num)->
-    @users[user_num].val()
+    @users[user_num].val("TextTest").val()
 
 describe "TextFramework", ->
   beforeEach (done)->
@@ -35,13 +38,81 @@ describe "TextFramework", ->
     done()
 
   it "simple multi-char insert", ->
-    u = @yTest.users[0]
+    u = @yTest.users[0].val("TextTest")
     u.insertText 0, "abc"
-    u = @yTest.users[1]
+    u = @yTest.users[1].val("TextTest")
     u.insertText 0, "xyz"
     @yTest.compareAll()
     expect(u.val()).to.equal("abcxyz")
 
+  it "Observers work on shared Text (insert type observers, local and foreign)", ->
+    u = @yTest.users[0].val("TextTest","my awesome Text").val("TextTest")
+    @yTest.flushAll()
+    last_task = null
+    observer1 = (changes)->
+      expect(changes.length).to.equal(1)
+      change = changes[0]
+      expect(change.type).to.equal("insert")
+      expect(change.object).to.equal(u)
+      expect(change.value).to.equal("a")
+      expect(change.position).to.equal(1)
+      expect(change.changed_by).to.equal('0')
+      last_task = "observer1"
+    u.observe observer1
+    u.insertText 1, "a"
+    expect(last_task).to.equal("observer1")
+    u.unobserve observer1
+
+    observer2 = (changes)->
+      expect(changes.length).to.equal(1)
+      change = changes[0]
+      expect(change.type).to.equal("insert")
+      expect(change.object).to.equal(u)
+      expect(change.value).to.equal("x")
+      expect(change.position).to.equal(0)
+      expect(change.changed_by).to.equal('1')
+      last_task = "observer2"
+    u.observe observer2
+    v = @yTest.users[1].val("TextTest")
+    v.insertText 0, "x"
+    @yTest.flushAll()
+    expect(last_task).to.equal("observer2")
+    u.unobserve observer2
+
+  it "Observers work on shared Text (delete type observers, local and foreign)", ->
+    u = @yTest.users[0].val("TextTest","my awesome Text").val("TextTest")
+    @yTest.flushAll()
+    last_task = null
+    observer1 = (changes)->
+      expect(changes.length).to.equal(1)
+      change = changes[0]
+      expect(change.type).to.equal("delete")
+      expect(change.object).to.equal(u)
+      expect(change.position).to.equal(1)
+      expect(change.length).to.equal(1)
+      expect(change.changed_by).to.equal('0')
+      last_task = "observer1"
+    u.observe observer1
+    u.deleteText 1
+    expect(last_task).to.equal("observer1")
+    u.unobserve observer1
+
+    observer2 = (changes)->
+      expect(changes.length).to.equal(1)
+      change = changes[0]
+      expect(change.type).to.equal("delete")
+      expect(change.object).to.equal(u)
+      expect(change.position).to.equal(0)
+      expect(change.length).to.equal(0)
+      expect(change.changed_by).to.equal('1')
+      last_task = "observer2"
+    u.observe observer2
+    v = @yTest.users[1].val("TextTest")
+    v.deleteText 0
+    @yTest.flushAll()
+    expect(last_task).to.equal("observer2")
+    u.unobserve observer2
+
   it "can handle many engines, many operations, concurrently (random)", ->
     @yTest.run()