ant-design-vue/components/tree/index.jsx

import Tree from './Tree'
import DirectoryTree from './DirectoryTree'

Tree.TreeNode.name = 'ATreeNode'
Tree.DirectoryTree = DirectoryTree
/* istanbul ignore next */
Tree.install = function (Vue) {
  Vue.component(Tree.name, Tree)
  Vue.component(Tree.TreeNode.name, Tree.TreeNode)
  Vue.component(DirectoryTree.name, DirectoryTree)
}

export default Tree