handle_header_and_return

in lib/pygments/popen.rb [270:313]

• 32 lines of code
• 5 McCabe index (conditional complexity)

    def handle_header_and_return(header, id)
      if header
        header = header_to_json(header)
        bytes = header["bytes"]

        
        res = @out.read(bytes.to_i)

        if header["method"] == "highlight"
          
          if res.nil?
            @log.warn "[#{Time.now.iso8601}] No highlight result back from mentos."
            stop "No highlight result back from mentos."
            raise MentosError, "No highlight result back from mentos."
          end

          
          res = res[0..-2]
          @log.info "[#{Time.now.iso8601}] Highlight in process."

          
          start_id = res[0..7]
          end_id = res[-8..-1]

          
          if not (start_id == id and end_id == id)
            @log.error "[#{Time.now.iso8601}] ID's did not match. Aborting."
            stop "ID's did not match. Aborting."
            raise MentosError, "ID's did not match. Aborting."
          else
            
            res = res[10..-11]
            @log.info "[#{Time.now.iso8601}] Highlighting complete."
            res
          end
        end
        res
      else
        @log.error "[#{Time.now.iso8601}] No header data back."
        stop "No header data back."
        raise MentosError, "No header received back."
      end
    end