Resolve command URL eventually (microsoft#178061)

src/vs/workbench/contrib/remote/browser/remote.ts

@@ -285,7 +285,11 @@ class HelpItemValue {
  if (url.authority) {
  this._url = this.urlOrCommand;
  } else {
- const urlCommand: Promise<string | undefined> = this.commandService.executeCommand(this.urlOrCommand);
+ const urlCommand: Promise<string | undefined> = this.commandService.executeCommand(this.urlOrCommand).then((result) => {
+ // if executing this command times out, cache its value whenever it eventually resolves
+ this._url = result;
+ return this._url;
+ });
  // We must be defensive. The command may never return, meaning that no help at all is ever shown!
  const emptyString: Promise<string> = new Promise(resolve => setTimeout(() => resolve(''), 500));
  this._url = await Promise.race([urlCommand, emptyString]);