# File lib/rcodetools/doc.rb, line 119
    def _doc(code, lineno, column=nil)
      find_method_analysis do |ma_file|
        methods = open(ma_file, "rb"){ |f| Marshal.load(f)}
        line = File.readlines(@filename)[lineno-1]
        current_method = line[ /^.{#{column}}\w*/][ /\w+[\?!]?$/ ].sub(/:+/,'')
        filename = @filename  # FIXME
        begin 
          methods[filename][lineno].grep(Regexp.new(Regexp.quote(current_method)))[0]
        rescue NoMethodError
          raise "doc/method_analyzer:cannot find #{current_method}"
        end

      end
    end