fixed small bug in reducers

Author: MatteoDiter

app/src/reducers.js

@@ -1,12 +1,12 @@
-const initialState = {code: ``}
-const rootReducer = (state = initialState, action) => {
+const initialState = { code: '' };
+const rootReducer = (action, state = initialState) => {
   switch (action.type) {
     case 'CODE':
       return { ...state, code: action.payload };
     case 'ADD_CHILD':
       return { ...state, child: action.payload };
-        case 'RESET_STATE':
-        return {...state, code: {} };
+    case 'RESET_STATE':
+      return { ...state, code: {} };
     default:
       return state;
   }