Auth.js

const hasPermissionDirective = {
  mounted(el, binding) {
    const userPermissions = ['edit', 'delete'] // 模拟用户权限

    const permission = binding.value
    if (!userPermissions.includes(permission)) {
      el.style.display = 'none'
    }
  }
}

export default hasPermissionDirective

main.js

import hasPermissionDirective from './util/Auth'

app.directive('auth', hasPermissionDirective)

使用

<el-button
  plain
  size="small"
  icon="Plus"
  type="success"
  @click="modifySysUserOpen()"
  v-auth="'edit'">
  新增数据
</el-button>