text: import Vue from 'vue'
  import Vuex from 'vuex'
  
  import mutations from './mutations'
  import actions from './actions'
  import getters from './getters'
  
  //1.安装插件
  Vue.use(Vuex)
  
  const state ={
      cartList :[]
  }
  
  //2.创建Store对象
  const store = new Vuex.Store({
      state,
      mutations,
      actions,
      getters,
  })
  
  //3.导出并且挂载到main实例上
  export default store