import WtUtils from 'wt-vue-utils'
Vue.use(WtUtils)
this.$wt[util.functionName]import {utils, directives} from 'wt-vue-utils'
utils[util.functionName]
Vue.directive('[directive.name]', [directive.name])- ellipsis
<!--超出父节点宽度，隐藏子节点，以省略号显示，鼠标放置显示隐藏节点 class:隐藏的类名，scrollParent视图元素，默认window-->
<parent-element v-ellipsis="{class: 'num-box' }">
<child-element class="num-box"></child-element>
<child-element class="num-box"></child-element>
<child-element class="num-box"></child-element>
</parent-element>具体文档：document.txt