require 'chunks/wiki'
require 'date'
require 'parsedate'

# ToDo items.
class Todo < Chunk::Abstract
  def self.pattern() /todo: (.*?)(?=<br|\r|\n|\z)/i end

  def initialize(match_data, revision)
    super(match_data, revision)
    @text = match_data[1]
  end

  def escaped_text() nil end

  def unmask(content) 
    return self if content.gsub!( Regexp.new(mask(content)),
      # the style 'todo' is bright-red to be eye catching. It is not expected that
      # there will be too many items on one page, but each is supposed to stand out.
      # The ToDo special page differentiates between the 'todo' and 'todoFuture' styles.
      "<span class=\"todo\"><strong>TODO:</strong> #{@text}</span>" )
  end
end