lib/extensions/document_title_processor.rb


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module Nuldoc
  module Extensions
    class DocumentTitleProcessor < Asciidoctor::Extensions::TreeProcessor
      def process(doc)
        doc.title = substitute_document_title(doc.title)
      end

      private

      def substitute_document_title(title)
        title.sub(/\A\[(.+?)\] /, '【\1】')
      end
    end
  end
end