class Protocol::HTTP::Body::Stream

@returns [Integer] The number of bytes written.
@raises [IOError] If the stream is not writable.
@parameter buffer [String] The data to write.

Write data to the underlying stream.

def write(buffer)
	if @output
		@output.write(buffer)
		return buffer.bytesize
	else
		raise IOError, "Stream is not writable, output has been closed!"
	end
end