[SCSS] JUnit formatter for scss-lint

sass-lint-junit-xml-reporter.rb

module SCSSLint
  # Reports lints in an JUnit (XML) format.
  class Reporter::JUnitReporter < Reporter
    def report_lints
      output = "<?xml version=\"1.0\"?>\n"

      output << "<testsuite name=\"SCSS\" tests=\"#{lints.count}\" failures=\"#{lints.count}\">\n"
      lints.group_by(&:filename).each do |filename, file_lints|
        output << "<testcase name=#{filename.encode(xml: :attr)} failures=\"#{file_lints.count}\">\n"

        file_lints.each do |lint|
          output << " "
          output << "<failure " \
            "type=\"#{lint.severity}\" " \
            "message=\"Line #{lint.location.line}:#{lint.location.column}\">"
          output << lint.description.encode(xml: :text)
          output << "</failure>\n"
        end

        output << "</testcase>\n"
      end

      output << "</testsuite>\n"
    end
  end
end