Method: VER::Text::Tag#comment

Defined in:
lib/ver/text/tag.rb

#comment ⇒ Object

Comment all lines that the selection touches. Tries to maintain indent.



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# File 'lib/ver/text/tag.rb', line 59

def comment
  comment = buffer.options.comment_line.to_s
  indent = nil
  lines = []

  each_line do |line, fc, tc|
    line_fc, line_tc = "#{line}.#{fc}", "#{line}.#{tc}"

    next if buffer.at_end == line_tc

    lines << line

    next if indent == 0 # can't get lower

    line = buffer.get("#{line}.#{fc}", "#{line}.#{tc}")

    next unless start = line =~ /\S/

    indent ||= start
    indent = start if start < indent
  end

  indent ||= 0

  buffer.undo_record do |record|
    lines.each do |line|
      record.insert("#{line}.#{indent}", comment)
    end
  end
end