static String _ext()

in lib/src/mime_type.dart [118:122]

• 5 lines of code
• 2 McCabe index (conditional complexity)

  static String _ext(String path) {
    var index = path.lastIndexOf('.');
    if (index < 0 || index + 1 >= path.length) return path;
    return path.substring(index + 1).toLowerCase();
  }