Method serveSayJSON

twirp/get-started/proto/echo.twirp.go:224–277

(ctx context.Context, resp http.ResponseWriter, req *http.Request)

}

func (s *echoServer) serveSayJSON(ctx context.Context, resp http.ResponseWriter, req *http.Request) {
	var err error
	ctx = ctxsetters.WithMethodName(ctx, "Say")
	ctx, err = callRequestRouted(ctx, s.hooks)
	if err != nil {
		s.writeError(ctx, resp, err)
		return
	}

	reqContent := new(Request)
	unmarshaler := jsonpb.Unmarshaler{AllowUnknownFields: true}
	if err = unmarshaler.Unmarshal(req.Body, reqContent); err != nil {
		s.writeError(ctx, resp, malformedRequestError("the json request could not be decoded"))
		return
	}

	// Call service method
	var respContent *Response
	func() {
		defer ensurePanicResponses(ctx, resp, s.hooks)
		respContent, err = s.Echo.Say(ctx, reqContent)
	}()

	if err != nil {
		s.writeError(ctx, resp, err)
		return
	}
	if respContent == nil {
		s.writeError(ctx, resp, twirp.InternalError("received a nil *Response and nil error while calling Say. nil responses are not supported"))
		return
	}

	ctx = callResponsePrepared(ctx, s.hooks)

	var buf bytes.Buffer
	marshaler := &jsonpb.Marshaler{OrigName: true}
	if err = marshaler.Marshal(&buf, respContent); err != nil {
		s.writeError(ctx, resp, wrapInternal(err, "failed to marshal json response"))
		return
	}

	ctx = ctxsetters.WithStatusCode(ctx, http.StatusOK)
	respBytes := buf.Bytes()
	resp.Header().Set("Content-Type", "application/json")
	resp.Header().Set("Content-Length", strconv.Itoa(len(respBytes)))
	resp.WriteHeader(http.StatusOK)

	if n, err := resp.Write(respBytes); err != nil {
		msg := fmt.Sprintf("failed to write response, %d of %d bytes written: %s", n, len(respBytes), err.Error())
		twerr := twirp.NewError(twirp.Unknown, msg)
		callError(ctx, s.hooks, twerr)
	}
	callResponseSent(ctx, s.hooks)
}

func (s *echoServer) serveSayProtobuf(ctx context.Context, resp http.ResponseWriter, req *http.Request) {
	var err error