Method WriteJSON

websocket.go:480–505

WriteJSON writes to the underlying WebSocket connection given object, marshaled using json.Marshal().

(object interface{})

// WriteJSON writes to the underlying WebSocket connection given object,
// marshaled using json.Marshal().
func (ws *Websocket) WriteJSON(object interface{}) *Websocket {
	opChain := ws.chain.enter("WriteJSON()")
	defer opChain.leave()

	if ws.checkUnusable(opChain, "WriteJSON()") {
		return ws
	}

	b, err := json.Marshal(object)

	if err != nil {
		opChain.fail(AssertionFailure{
			Type:   AssertValid,
			Actual: &AssertionValue{object},
			Errors: []error{
				errors.New("invalid json object"),
				err,
			},
		})
		return ws
	}

	ws.writeMessage(opChain, websocket.TextMessage, b)

	return ws
}

func (ws *Websocket) checkUnusable(opChain *chain, where string) bool {
	switch {