# -*- encoding : utf-8 -*-

module PragmaticSegmenter
  module Rules
    # This class searches for ellipses within a string and
    # replaces the periods.

    # http://www.dailywritingtips.com/in-search-of-a-4-dot-ellipsis/
    # http://www.thepunctuationguide.com/ellipses.html

    module EllipsisRules
      # Rubular: http://rubular.com/r/i60hCK81fz
      ThreeConsecutiveRule = Rule.new(/\.\.\.(?=\s+[A-Z])/, '☏.')

      # Rubular: http://rubular.com/r/Hdqpd90owl
      FourConsecutiveRule = Rule.new(/(?<=\S)\.{3}(?=\.\s[A-Z])/, 'ƪ')

      # Rubular: http://rubular.com/r/YBG1dIHTRu
      ThreeSpaceRule = Rule.new(/(\s\.){3}\s/, '♟')

      # Rubular: http://rubular.com/r/2VvZ8wRbd8
      FourSpaceRule = Rule.new(/(?<=[a-z])(\.\s){3}\.(\z|$|\n)/, '♝')

      OtherThreePeriodRule = Rule.new(/\.\.\./, 'ƪ')

      All = [
        ThreeSpaceRule,
        FourSpaceRule,
        FourConsecutiveRule,
        ThreeConsecutiveRule,
        OtherThreePeriodRule
      ]

    end
  end
end