class Sprockets::SourceFile

def source_lines
  @lines ||= begin
    lines = []
    comments = []
    File.open(pathname.absolute_location) do |file|
      file.each do |line|
        lines << line = SourceLine.new(self, line, file.lineno)
        if line.begins_pdoc_comment? || comments.any?
          comments << line
        end
        if line.ends_multiline_comment?
          if line.ends_pdoc_comment?
            comments.each { |l| l.comment! }
          end
          comments.clear
        end
      end
    end
    lines
  end
end