Merge pull request reduxjs#129 from frankychung/replace-lodash-mapvalues

Replace lodash's mapValues

Author: gaearon

src/utils/bindActionCreators.js

@@ -1,4 +1,4 @@
-import mapValues from 'lodash/object/mapValues';
+import mapValues from '../utils/mapValues';
 
 export default function bindActionCreators(actionCreators, dispatch) {
   return mapValues(actionCreators, actionCreator =>

src/utils/composeStores.js

@@ -1,4 +1,4 @@
-import mapValues from 'lodash/object/mapValues';
+import mapValues from '../utils/mapValues';
 import pick from 'lodash/object/pick';
 
 export default function composeStores(stores) {

src/utils/mapValues.js

@@ -0,0 +1,6 @@
+export default function mapValues(obj, fn) {
+  return Object.keys(obj).reduce((result, key) => {
+    result[key] = fn(obj[key], key);
+    return result;
+  }, {});
+}

test/utils/mapValues.spec.js

@@ -0,0 +1,12 @@
+import expect from 'expect';
+import mapValues from '../../src/utils/mapValues';
+
+describe('Utils', () => {
+  describe('mapValues', () => {
+    it('should return object with mapped values', () => {
+      const test = { 'a': 'c', 'b': 'd' };
+      expect(mapValues(test, (val, key) => val + key)).toEqual({ 'a': 'ca', 'b': 'db' });
+    });
+  });
+});
+