Multiple methods may be bound to the same action

lib/componentMixin.js

@@ -80,7 +80,11 @@ module.exports = {
         throw new Error('Components may only bind to before, failed and after events');
       }
 
-      self._actionMapper[ key ] = cb;
+      if(!Array.isArray(self._actionMapper[ key ])) {
+        self._actionMapper[ key ] = [];
+      }
+
+      self._actionMapper[ key ].push(cb);
     });
   },
 
@@ -181,7 +185,9 @@ module.exports = {
    */
   onDispatch : function onDispatch(payload) {
     if (this.isMounted() && this._actionMapper[ payload.actionType ]) {
-      this._actionMapper[ payload.actionType ](payload.actionType, payload.payload);
+      _.forEach(this._actionMapper[ payload.actionType ], function(action) {
+        action.call(this, payload.actionType, payload.payload);
+      });
     }
   }
 };

lib/store.js

@@ -50,8 +50,11 @@ BaseStore.prototype._initActions = function initActions(actions) {
 
     value.forEach(function processAction(name) {
       name = namespaceTransform(name);
+      if (!Array.isArray(self._actionTypes[name])) {
+        self._actionTypes[name] = [];
+      }
 
-      self._actionTypes[name] = method;
+      self._actionTypes[name].push(method);
     });
   });
 };
@@ -120,15 +123,16 @@ BaseStore.prototype.getStore = function getStore(name) {
  * @param {Object} payload
  */
 BaseStore.prototype._processActionEvent = function _processActionEvent(payload) {
-  var method = this._actionTypes[ payload.actionType ];
-
-  if (method && this[ method ]) {
-    if (['replaceState', 'setState'].indexOf(method) === -1) {
-      this[ method ](payload.payload, payload.actionType);
-    } else {
-      this[ method ](payload.payload);
+  var methods = this._actionTypes[ payload.actionType ];
+  _.forEach(methods, function checkMethod(method) {
+    if (method && this[ method ]) {
+      if (['replaceState', 'setState'].indexOf(method) === -1) {
+        this[ method ](payload.payload, payload.actionType);
+      } else {
+        this[ method ](payload.payload);
+      }
     }
-  }
+  }, this);
 
   return this;
 }; /*jshint ignore:line */