tests are no longer failing :)

build/node/Types/List.js

@@ -0,0 +1,71 @@
+var YList;
+
+YList = (function() {
+  function YList(list) {
+    if (list == null) {
+      this._list = [];
+    } else if (list.constructor === Array) {
+      this._list = list;
+    } else {
+      throw new Error("Y.List expects an Array as a parameter");
+    }
+  }
+
+  YList.prototype._name = "List";
+
+  YList.prototype._getModel = function(types, ops) {
+    if (this._model == null) {
+      this._model = new ops.ListManager(this).execute();
+      this.insert(0, this._list);
+    }
+    delete this._list;
+    return this._model;
+  };
+
+  YList.prototype._setModel = function(_at__model) {
+    this._model = _at__model;
+    return delete this._list;
+  };
+
+  YList.prototype.val = function() {
+    return this._model.val.apply(this._model, arguments);
+  };
+
+  YList.prototype.observe = function() {
+    this._model.observe.apply(this._model, arguments);
+    return this;
+  };
+
+  YList.prototype.unobserve = function() {
+    this._model.unobserve.apply(this._model, arguments);
+    return this;
+  };
+
+  YList.prototype.insert = function(position, content) {
+    if (typeof position !== "number") {
+      throw new Error("Y.List.insert expects a Number as the first parameter!");
+    }
+    this._model.insert(position, content);
+    return this;
+  };
+
+  YList.prototype["delete"] = function(position, length) {
+    this._model["delete"](position, length);
+    return this;
+  };
+
+  return YList;
+
+})();
+
+if (typeof window !== "undefined" && window !== null) {
+  if (window.Y != null) {
+    window.Y.List = YList;
+  } else {
+    throw new Error("You must first import Y!");
+  }
+}
+
+if (typeof module !== "undefined" && module !== null) {
+  module.exports = YList;
+}

build/node/Types/Object.js

@@ -39,7 +39,13 @@ YObject = (function() {
   };
 
   YObject.prototype.observe = function(f) {
-    return this._model.observe(f);
+    this._model.observe(f);
+    return this;
+  };
+
+  YObject.prototype.unobserve = function(f) {
+    this._model.unobserve(f);
+    return this;
   };
 
   YObject.prototype.val = function(name, content) {
@@ -64,7 +70,8 @@ YObject = (function() {
   };
 
   YObject.prototype["delete"] = function(name) {
-    return this._model["delete"](name);
+    this._model["delete"](name);
+    return this;
   };
 
   return YObject;

build/node/Types/Text.js

@@ -52,7 +52,7 @@ YText = (function() {
       throw new Error("Y.String.insert expects a String as the second parameter!");
     }
     if (typeof position !== "number") {
-      throw new Error("Y.String.insert expects a Number as the second parameter!");
+      throw new Error("Y.String.insert expects a Number as the first parameter!");
     }
     if (content.length > 0) {
       ith = this._model.getOperationByPosition(position);