Tree: fix markNodeData error when data is falsy (#11376)

f9dffdd1 · 杨奕 · GitHub · c9ea4161 · f9dffdd1
Commit f9dffdd1 authored May 28, 2018 by 杨奕 Committed by GitHub May 28, 2018
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packages/tree/src/model/util.js packages/tree/src/model/util.js +1 -1

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--- a/packages/tree/src/model/util.js
+++ b/packages/tree/src/model/util.js
 export const NODE_KEY = '$treeNodeId';

 export const markNodeData = function(node, data) {
-  if (data[NODE_KEY]) return;
+  if (!data || data[NODE_KEY]) return;
  Object.defineProperty(data, NODE_KEY, {
    value: node.id,
    enumerable: false,