Use sync version of fs.lstat

Author: rosen-vladimirov

declarations.d.ts

@@ -301,7 +301,13 @@ interface IFileSystem {
 	 */
 	getFsStats(path: string): IFsStats;
 
-	getLsStats(path: string): IFuture<IFsStats>;
+	/**
+	 * Returns information about the specified file.
+	 * In case the passed path is symlink, the returned information is about the symlink itself.
+	 * @param {string} path Path to file for which the information will be taken.
+	 * @returns {IFsStats} Inforamation about the specified file.
+	 */
+	getLsStats(path: string): IFsStats;
 
 	symlink(sourcePath: string, destinationPath: string, type: "file"): void;
 	symlink(sourcePath: string, destinationPath: string, type: "dir"): void;

file-system.ts

@@ -249,16 +249,8 @@ export class FileSystem implements IFileSystem {
 		return fs.statSync(path);
 	}
 
-	public getLsStats(path: string): IFuture<fs.Stats> {
-		let future = new Future<fs.Stats>();
-		fs.lstat(path, (err: Error, data: fs.Stats) => {
-			if (err) {
-				future.throw(err);
-			} else {
-				future.return(data);
-			}
-		});
-		return future;
+	public getLsStats(path: string): fs.Stats {
+		return fs.lstatSync(path);
 	}
 
 	public getUniqueFileName(baseName: string): string {