errorLog.js

import Vue from 'vue'
import store from './store'

// you can set only in production env show the error-log
if (process.env.NODE_ENV === 'production') {
  Vue.config.errorHandler = function(err, vm, info, a) {
  // Don't ask me why I use Vue.nextTick, it just a hack.
  // detail see https://forum.vuejs.org/t/dispatch-in-vue-config-errorhandler-has-some-problem/23500
    Vue.nextTick(() => {
      store.dispatch('addErrorLog', {
        err,
        vm,
        info,
        url: window.location.href
      })
      console.error(err, info)
    })
  }
}