collect_first_comment

in lib/rdoc/parser/ruby.rb [240:279]

• 33 lines of code
• 10 McCabe index (conditional complexity)

  def collect_first_comment
    skip_tkspace
    comment = ''.dup
    comment = RDoc::Encoding.change_encoding comment, @encoding if @encoding
    first_line = true
    first_comment_tk_kind = nil
    line_no = nil

    tk = get_tk

    while tk && (:on_comment == tk[:kind] or :on_embdoc == tk[:kind])
      comment_body = retrieve_comment_body(tk)
      if first_line and comment_body =~ /\A
        skip_tkspace
        tk = get_tk
      elsif first_line and comment_body =~ /\A
        first_line = false
        skip_tkspace
        tk = get_tk
      else
        break if first_comment_tk_kind and not first_comment_tk_kind === tk[:kind]
        first_comment_tk_kind = tk[:kind]

        line_no = tk[:line_no] if first_line
        first_line = false
        comment << comment_body
        tk = get_tk

        if :on_nl === tk then
          skip_tkspace_without_nl
          tk = get_tk
        end
      end
    end

    unget_tk tk

    new_comment comment, line_no
  end