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path: root/lib/gitlab/i18n/metadata_entry.rb
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module Gitlab
  module I18n
    class MetadataEntry
      attr_reader :entry_data

      def initialize(entry_data)
        @entry_data = entry_data
      end

      def expected_plurals
        return nil unless plural_information

        plural_information['nplurals'].to_i
      end

      private

      def plural_information
        return @plural_information if defined?(@plural_information)

        if plural_line = entry_data[:msgstr].detect { |metadata_line| metadata_line.starts_with?('Plural-Forms: ') }
          @plural_information = Hash[plural_line.scan(/(\w+)=([^;\n]+)/)]
        end
      end
    end
  end
end