App.vue

<template>
  <div id="app">
    <keep-alive>
      <router-view v-if="$route.meta.keepAlive"></router-view>
    </keep-alive>
    <router-view v-if="!$route.meta.keepAlive"></router-view>
  </div>
</template>
<script>
import Touch from '@/components/Touch'
export default {
  mounted() {
    new Touch('#app', { filter: [] })
  }
}
</script>