Method Close

modules/caddyhttp/encode/encode.go:415–438

Close writes any remaining buffered response and deallocates any active resources.

()

// Close writes any remaining buffered response and
// deallocates any active resources.
func (rw *responseWriter) Close() error {
	// didn't write, probably head request
	if !rw.wroteHeader {
		cl, err := strconv.Atoi(rw.Header().Get("Content-Length"))
		if err == nil && cl > rw.config.MinLength {
			rw.init()
		}

		// issue #5059, don't write status code if not set explicitly.
		if rw.statusCode != 0 {
			rw.ResponseWriter.WriteHeader(rw.statusCode)
		}
		rw.wroteHeader = true
	}

	var err error
	if rw.w != nil {
		err = rw.w.Close()
		rw.w.Reset(nil)
		rw.config.writerPools[rw.encodingName].Put(rw.w)
		rw.w = nil
	}
	return err
}

// Unwrap returns the underlying ResponseWriter.
func (rw *responseWriter) Unwrap() http.ResponseWriter {