src/vs/platform/files/common/diskFileSystemProvider.ts/AbstractDiskFileSystemProvider/watch
class AbstractDiskFileSystemProvider:	watch(resource: URI, opts: IWatchOptions): IDisposable {
		if (opts.recursive || this.options?.watcher?.forceUniversal) {
			return this.watchUniversal(resource, opts);
		}

		return this.watchNonRecursive(resource, opts);
	}