# File lib/roodi/core/runner.rb, line 56
      def collect_files(paths)
        files = []
        paths.each do |path|
          if File.file?(path)
            files << path
          elsif File.directory?(path)
            files += Dir.glob(File.join(path, '**/*.{rb}'))
          else
            files += Dir.glob(path)
          end
        end
        files
      end