src/vs/platform/files/node/diskFileSystemProvider.ts/DiskFileSystemProvider/refreshRecursiveWatchers
class DiskFileSystemProvider:	private refreshRecursiveWatchers(): void {

		// Buffer requests for recursive watching to decide on right watcher
		// that supports potentially watching more than one folder at once
		this.recursiveWatchRequestDelayer.trigger(async () => {
			this.doRefreshRecursiveWatchers();
		});
	}