class Gherkin::Stream::ParserMessageStream

def sources
  Enumerator.new do |y|
    @paths.each do |path|
      source = Cucumber::Messages::Source.new(
        uri: path,
        data: File.open(path, 'r:UTF-8', &:read),
        media: Cucumber::Messages::Media.new(
          encoding: :UTF8,
          content_type: 'text/x.cucumber.gherkin+plain'
        )
      )
      y.yield(source)
    end
    @sources.each do |source|
      y.yield(source)
    end
  end
end