process_bcp_47_data

in lib/twitter_cldr/resources/language_codes_importer.rb [154:179]

• 18 lines of code
• 8 McCabe index (conditional complexity)

      def process_bcp_47_data(data, result)
        if !data.empty? && %w[language extlang].include?(data['type']) && !data['names'].include?('Private use') && data['scope'] != 'collection'
          existing_names = data['names'].select { |name| result.has_key?(name) }

          prefered    = data['preferred-value']
          alternative = [data['prefix'], data['subtag']].compact.join('-')

          bcp_47 = {}

          bcp_47[:bcp_47]     = (prefered || alternative).to_sym
          bcp_47[:bcp_47_alt] = alternative.to_sym if prefered

          existing_names.each do |name|
            result[name.to_sym].merge!(bcp_47)
          end

          bcp_47.merge!(result[existing_names.first]) unless existing_names.empty?

          (data['names'] - existing_names).each do |name|
            result[name.to_sym] = bcp_47.dup
          end
        end

        data.clear
      end