[CR] No need to check for changes

Author: phallguy

src/utils/combineReducers.js

@@ -110,9 +110,7 @@ export default function combineReducers(reducers) {
         throw new Error(getErrorMessage(key, action));
       }
 
-      if( oldState != newState ) {
-        finalState = finalState.set( key, newState );
-      }
+      finalState = finalState.set( key, newState );
     });
 
     if ((

test/utils/combineReducers.js

@@ -35,7 +35,7 @@ describe('Utils', () => {
     });
 
     it('returns the initial state when nothing changes', () => {
-      const s1 = reducer(initialState, { type: 'increment'});
+      const s1 = reducer(initialState, { type: 'increment' });
       const s2 = reducer(s1);
       expect(s1).toBe(s2);
     })