vue-clipboard2改为按需加载

src/components/tokenomic/TokenAddress.vue

@@ -17,6 +17,7 @@
 <script lang="ts">
 import { Component, Vue } from 'vue-property-decorator'
 import { AppModule, DeviceType } from '@/store/modules/app'
+import VueClipboard from 'vue-clipboard2'
 
 @Component({
   name: 'TokenAddress',
@@ -25,6 +26,10 @@ import { AppModule, DeviceType } from '@/store/modules/app'
   props: ['tokenData']
 })
 export default class extends Vue {
+  beforeMount() {
+    Vue.use(VueClipboard)
+  }
+
   onCopy(e: any) {
     this.$message({
       message: 'You just copied contract address',

src/main.ts

@@ -4,12 +4,10 @@ import { Loading, Message, MessageBox, Notification, Slider } from 'element-ui'
 import 'element-ui/lib/theme-chalk/index.css'
 import router from './router'
 import store from './store'
-import VueClipboard from 'vue-clipboard2'
 
 Vue.use(Loading.directive)
 Vue.use(Slider)
 
-Vue.use(VueClipboard)
 Vue.config.productionTip = false
 
 Vue.prototype.$loading = Loading.service