add immoweb ui

immoweb/node_modules/rivets/spec/lib/mock.data.js

@@ -0,0 +1,60 @@
+function Data(attributes) {
+  this.attributes = attributes || {};
+  this.change = {}
+}
+
+Data.prototype.on = function(key, callback) {
+  if(this.hasCallback(key, callback))
+    return;
+  var ref = this.change[key] || (this.change[key] = []);
+  this.change[key].push(callback);
+}
+
+Data.prototype.hasCallback = function(key, callback) {
+  return indexOf(this.change[key], callback) !== -1;
+}
+
+indexOf = function(array, value) {
+  array || (array = [])
+  if(array.indexOf)
+    return array.indexOf(value);
+
+  for(i in array || {}) {
+    if(array[i] === value)
+      return i;
+  }
+  return -1;
+}
+
+Data.prototype.off = function(key, callback) {
+  var index = indexOf(this.change[key], callback);
+  if(index !== -1)
+    this.change[key].splice(index, 1);
+}
+
+Data.prototype.set = function(attributes) {
+  var old, key;
+
+  for(key in attributes) {
+    old = this.attributes[key];
+    this.attributes[key] = attributes[key];
+    if(this.get(key) !== old)
+      this.alertCallbacks(key);
+  }
+}
+
+Data.prototype.get = function(key) {
+  return this.attributes[key];
+}
+
+Data.prototype.alertCallbacks = function(key) {
+  if(!this.change[key])
+    return;
+
+  var key, callbacks;
+  for(i in this.change[key]) {
+    this.change[key][i](this.get(key));
+  }
+}
+
+window.Data = Data;