# encoding: utf-8
#
module Generators

  module Similarity

    # It's actually a combination of double metaphone
    # and Levenshtein.
    #
    # It uses the double metaphone to get similar words
    # and ranks them using the levenshtein.
    #
    class DoubleMetaphone < Phonetic

      # Encodes the given symbol.
      #
      # Returns a symbol.
      #
      def encoded sym
        codes = Text::Metaphone.double_metaphone sym.to_s
        codes.first.to_sym unless codes.empty?
      end

    end

  end

end