Position::ArgumentNamed(s) if s == sym::from_method => (),
// `{from_desugaring}` is allowed
Position::ArgumentNamed(s) if s == sym::from_desugaring => (),
Position::ArgumentNamed(s) if s == sym::from_method => (),
// `{from_desugaring}` is allowed
Position::ArgumentNamed(s) if s == sym::from_desugaring => (),