src/vs/platform/quickinput/browser/quickInput.ts/QuickInputService/pick
class QuickInputService:	pick<T extends IQuickPickItem, O extends IPickOptions<T>>(picks: Promise<QuickPickInput<T>[]> | QuickPickInput<T>[], options: O = <O>{}, token: CancellationToken = CancellationToken.None): Promise<(O extends { canPickMany: true } ? T[] : T) | undefined> {
		return this.controller.pick(picks, options, token);
	}