fix(tree中只有一个子节点时不显示): 支持只有一个子节点

只有一个自己点时也可以正常显示

build/TreeNode.js

@@ -255,10 +255,14 @@ var TreeNode = function (_React$Component) {
     }
     var children = props.children;
     var newChildren = children;
+    var allTreeNode = undefined;
+    if (Array.isArray(children)) {
+      allTreeNode = children.every(function (item) {
+        return item.type === TreeNode;
+      });
+    }
     //如果props.children的长度大于0才可以生成子对象
-    if (children && children.length > 0 && (children.type === TreeNode || Array.isArray(children) && children.every(function (item) {
-      return item.type === TreeNode;
-    }))) {
+    if (children && (children.type === TreeNode || allTreeNode)) {
       var _cls;
 
       var cls = (_cls = {}, _defineProperty(_cls, props.prefixCls + '-child-tree', true), _defineProperty(_cls, props.prefixCls + '-child-tree-open', props.expanded), _cls);

package.json

@@ -1,6 +1,6 @@
 {
  "name": "bee-tree",
- "version": "1.0.9",
+ "version": "1.1.0",
  "description": "Tree ui component for react",
  "keywords": [
   "react",