# File lib/ripper/filter.rb, line 46
    def parse(init = nil)
      data = init
      @__lexer.lex.each do |pos, event, tok|
        @__line, @__col = *pos
        data = if respond_to?(event, true)
               then __send__(event, tok, data)
               else on_default(event, tok, data)
               end
      end
      data
    end