filter 处理

src/filter/index.ts

 import Vue from 'vue';
 import filters from './filters';
-Object.keys(filters).forEach( (key: string) => Vue.filter(key, (filters as any)[key]));
+export default {
+    install() {
+        Object.keys(filters).forEach( (key: string) => Vue.filter(key, (filters as any)[key]));
+    },
+};

src/main.ts

@@ -7,7 +7,8 @@ import apis from './api/index';
 Vue.use(apis);
 import components from '@/components';
 Vue.use(components);
-import '@/filter';
+import filters from '@/filter';
+Vue.use(filters);
 
 import confirmDel from '@/components/dialog';
 Vue.use(confirmDel);