pubspecs method

@override Future<Iterable<String>> pubspecs({ required bool recursive, })

Implementation

@override
Future<Iterable<String>> pubspecs({required bool recursive}) async {
  final packages = {...?argResults?.rest};
  final pubspecs = await super.pubspecs(recursive: recursive);

  if (packages.isEmpty) {
    return pubspecs;
  }

  final files = pubspecs.map(File.new);

  // read the pubspec.yaml file
  final pubspecYamls = await Future.wait(files.map((e) => e.readAsString()));

  Iterable<String> pubspecsWithDependencies() sync* {
    for (final (index, content) in pubspecYamls.indexed) {
      final yaml = loadYaml(content) as YamlMap;

      final dependencies = {
        ...?yaml['dependencies'] as YamlMap?,
        ...?yaml['dev_dependencies'] as YamlMap?,
      };

      final dependencyKeys = dependencies.keys.cast<String>().toSet();

      if (packages.intersection(dependencyKeys).isNotEmpty) {
        yield pubspecs.elementAt(index);
      }
    }
  }

  return pubspecsWithDependencies();
}