[Vue warn]: Unknown custom element: <TreeNode> - did you register the component correctly? For recursive components, make sure to provide the "name" option.
递归式引用组件,比如A组件引用B组件,B组件引用C组件,C组件又引用A组件之类的
解决方案是,将import引入改为components内引入:
components: {
TreeNode: () => import('./TreeNode.vue')
}
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