sourceLocation property
      
      String
      get
      sourceLocation
      
    
    
Returns the location where the source can be found
Implementation
String get sourceLocation {
  String sourceLocation = unknownSource;
  File file = File(join(fromUri(package.root), 'pubspec.yaml'));
  if (!file.existsSync()) {
    return throw FileSystemException(
      'pubspec.yaml file not found in package $name.',
    );
  }
  sourceLocation =
      Pubspec.parseYaml(file.readAsStringSync()).repositoryOrHomepage ??
          unknownSource;
  return sourceLocation;
}