def record_lint(node, message)
      @lints << HamlLint::Lint.new(self, @document.file, node.line, message,
                                   config.fetch('severity', :warning).to_sym)
    end
def record_lint(node, message)
      @lints << HamlLint::Lint.new(self, @document.file, node.line, message,
                                   config.fetch('severity', :warning).to_sym)
    end
Record a lint for reporting back to the user.

 @param node [#line] node to extract the line number from
 @param message [String] error/warning to display to the user