fast_write

in lib/puma/server.rb [1055:1074]

• 17 lines of code
• 7 McCabe index (conditional complexity)

    def fast_write(io, str)
      n = 0
      while true
        begin
          n = io.syswrite str
        rescue Errno::EAGAIN, Errno::EWOULDBLOCK
          if !IO.select(nil, [io], nil, WRITE_TIMEOUT)
            raise ConnectionError, "Socket timeout writing data"
          end

          retry
        rescue  Errno::EPIPE, SystemCallError, IOError
          raise ConnectionError, "Socket timeout writing data"
        end

        return if n == str.bytesize
        str = str.byteslice(n..-1)
      end
    end