Function requestRequiresHTTP1

http_request.go:119–122

requiresHTTP1 reports whether this request requires being sent on an HTTP/1 connection.

(r *http.Request)

// requiresHTTP1 reports whether this request requires being sent on
// an HTTP/1 connection.
func requestRequiresHTTP1(r *http.Request) bool {
	return hasToken(r.Header.Get("Connection"), "upgrade") &&
		ascii.EqualFold(r.Header.Get("Upgrade"), "websocket")
}

func isReplayable(r *http.Request) bool {
	if r.Body == nil || r.Body == NoBody || r.GetBody != nil {