message: await the clear folder command!
diff: @@ -377,7 +377,7 @@ async function currentMain(autorestArgs: Array<string>): Promise<number> {
  } else {
  // perform file system operations.
  for (const folder of clearFolders) {
  - try { ClearFolder(folder, [...protectFiles].map(each => ResolveUri(folder, each))) } catch { };
  + try { await ClearFolder(folder, [...protectFiles].map(each => ResolveUri(folder, each))) } catch { };
  }
  for (const artifact of artifacts) {
  await (artifact.type === 'binary-file' ? WriteBinary(artifact.uri, artifact.content) : WriteString(artifact.uri, artifact.content));
  