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fixes #65213

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This commit is contained in:
Joao Moreno
2018-12-19 16:32:13 +01:00
parent 55fa388f23
commit 16d736d9f1
1 changed files with 11 additions and 7 deletions
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18
src/vs/base/browser/ui/tree/asyncDataTree.ts
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@@ -514,6 +514,16 @@ export class AsyncDataTree<TInput, T, TFilterData = void> implements IDisposable
}
private setChildren(node: IAsyncDataTreeNode<TInput, T>, childrenElements: T[], recursive: boolean): void {
let nodeChildren: Map<string, IAsyncDataTreeNode<TInput, T>> | undefined;
if (this.identityProvider) {
nodeChildren = new Map();
for (const child of node.children!) {
nodeChildren.set(child.id!, child);
}
}
const children = childrenElements.map<ITreeElement<IAsyncDataTreeNode<TInput, T>>>(element => {
if (!this.identityProvider) {
return {
@@ -527,14 +537,8 @@ export class AsyncDataTree<TInput, T, TFilterData = void> implements IDisposable
};
}
const nodeChildren = new Map<string, IAsyncDataTreeNode<TInput, T>>();
for (const child of node.children!) {
nodeChildren.set(child.id!, child);
}
const id = this.identityProvider.getId(element).toString();
const asyncDataTreeNode = nodeChildren.get(id);
const asyncDataTreeNode = nodeChildren!.get(id);
if (!asyncDataTreeNode) {
return {