don't trigger reducer when type doesn't exist (fix #185)

Author: yangmillstheory

package.json

@@ -1,6 +1,6 @@
 {
   "name": "redux-actions",
-  "version": "1.2.1",
+  "version": "1.2.2",
   "description": "Flux Standard Action utlities for Redux",
   "main": "lib/index.js",
   "module": "es/index.js",

src/handleAction.js

@@ -24,7 +24,7 @@ export default function handleAction(actionType, reducer = identity, defaultStat
 
   return (state = defaultState, action) => {
     const { type } = action;
-    if (type && !includes(actionTypes, type.toString())) {
+    if (!type || !includes(actionTypes, type.toString())) {
       return state;
     }