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Fix possible webview exception

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This commit is contained in:
Matt Bierner
2018-04-05 19:02:35 -07:00
parent 27c7990db4
commit e873a42e27
1 changed files with 4 additions and 1 deletions
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5
src/vs/workbench/api/node/extHostWebview.ts
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@@ -252,6 +252,9 @@ export class ExtHostWebviews implements ExtHostWebviewsShape {
webviewHandle: WebviewHandle
): Thenable<any> {
const webview = this.getWebview(webviewHandle);
if (!webview) {
return TPromise.as(undefined);
}
const serialzer = this._serializers.get(webview.viewType);
if (!serialzer) {
@@ -261,7 +264,7 @@ export class ExtHostWebviews implements ExtHostWebviewsShape {
return serialzer.serializeWebview(webview);
}
private getWebview(handle: WebviewHandle) {
private getWebview(handle: WebviewHandle): ExtHostWebview | undefined {
return this._webviews.get(handle);
}
}