fix: Fixed deleting unversioned folders with nested files #554 (#555)

Author: Yanpas

src/util.ts

@@ -170,15 +170,15 @@ export function isReadOnly(operation: Operation): boolean {
  * @see https://stackoverflow.com/a/42505874/3027390
  */
 export async function deleteDirectory(dirPath: string): Promise<void> {
-  if (await exists(dirPath) && (await lstat(dirPath)).isDirectory()) {
-    (await readdir(dirPath)).forEach(async (entry: string) => {
+  if ((await exists(dirPath)) && (await lstat(dirPath)).isDirectory()) {
+    await Promise.all((await readdir(dirPath)).map(async (entry: string) => {
       const entryPath = path.join(dirPath, entry);
       if ((await lstat(entryPath)).isDirectory()) {
-        deleteDirectory(entryPath);
+        await deleteDirectory(entryPath);
       } else {
         await unlink(entryPath);
       }
-    });
+    }));
     await rmdir(dirPath);
   }
 }