message: Remove unnecessary `SaveError` variant in `todos` example
diff: @@ -489,7 +489,6 @@ enum LoadError {
  #[derive(Debug, Clone)]
  enum SaveError {
  - DirectoryError,
  FileError,
  WriteError,
  FormatError,
  @@ -538,7 +537,7 @@ impl SavedState {
  if let Some(dir) = path.parent() {
  async_std::fs::create_dir_all(dir)
  .await
  - .map_err(|_| SaveError::DirectoryError)?;
  + .map_err(|_| SaveError::FileError)?;
  }
  {
  