definition_for

# File railties/lib/rails/test_unit/test_parser.rb, line 12
      def self.definition_for(method_obj)
        path, begin_line = method_obj.source_location
        begins_to_ends = new(File.read(path), path).parse
        return unless end_line = begins_to_ends[begin_line]
        [path, (begin_line..end_line)]
      end