class Protocol::HTTP::Body::ZStream

def close(error = nil)
	if stream = @stream
		@stream = nil
		stream.close unless stream.closed?
	end
	
	super
end

def initialize(body, stream)
	super(body)
	
	@stream = stream
	
	@input_length = 0
	@output_length = 0
end

def inspect
	"#{super} | \#<#{self.class} #{(ratio*100).round(2)}%>"
end

def length
	# We don't know the length of the output until after it's been compressed.
	nil
end

def ratio
	if @input_length != 0
		@output_length.to_f / @input_length.to_f
	else
		1.0
	end
end