todo-reducer

reducer.jsx

import Immutable from 'immutable'
import { Actions } from 'actions'
const defaultState = new Immutable.List();
function reducer(state = defaultState, action){
  if(action.type === Actions.STATE_REPLACE){
    ...
    return replacedState;
  }else if(action.type === Actions.REMOVE_STATE){
    ...
    return removedState;
  }
}

export default reducers;