module Sourcerer
  class SourceCode < String

    # return the number how often the str is with in the self
    # by default with \b regex border
    def frequency(str)
      begin
        if str.class == String
          str= '\b'+str+'\b'
        end
      end
      self.scan(/#{str}/).count
    end

    # this is a helper to create source strings from procs
    def source_formater_for_line_sub trim_comment_out= true

      if trim_comment_out == true
        trim_comment= self.match(/^.*#/)
        unless trim_comment.nil?
          self.replace trim_comment[0][0..(trim_comment[0].length-2)].concat("\n")
        end
      end

      self.frequency(/{/)+
          self.frequency(/def/)-
          self.frequency(/}/)

    end

    def convert_from_proc!

      self.sub!(/^[\w =]*Proc.new\s*{ */,'Proc.new { ')

      return self
    end
    
    def convert_from_method!

      the_params= self.scan(/ *def *[\w\.]*[\( ] *(.*)/)[0][0]

      self.sub!(
          self.split("\n")[0],
          "Proc.new { |#{the_params}|"
      )

      return self

    end
  end
end