fix operation on _remove

Author: mc-zone

lib/MemoryFileSystem.js

@@ -168,18 +168,19 @@ class MemoryFileSystem {
 
 	_remove(_path, name, testFn) {
 		const path = pathToArray(_path);
+		const operation = name === "File" ? "unlink" : "rmdir";
 		if(path.length === 0) {
-			throw new MemoryFileSystemError(errors.code.EPERM, _path, "remove");
+			throw new MemoryFileSystemError(errors.code.EPERM, _path, operation);
 		}
 		let current = this.data;
 		let i = 0;
 		for(; i < path.length - 1; i++) {
 			if(!isDir(current[path[i]]))
-				throw new MemoryFileSystemError(errors.code.ENOENT, _path, "remove");
+				throw new MemoryFileSystemError(errors.code.ENOENT, _path, operation);
 			current = current[path[i]];
 		}
 		if(!testFn(current[path[i]]))
-			throw new MemoryFileSystemError(errors.code.ENOENT, _path, "remove");
+			throw new MemoryFileSystemError(errors.code.ENOENT, _path, operation);
 		delete current[path[i]];
 		return;
 	}