package ws type MessageType string const ( MessageTypePing MessageType = "ping" MessageTypePong MessageType = "pong" MessageTypeText MessageType = "text" MessageTypeError MessageType = "error" MessageTypeCommand MessageType = "command" ) type Message struct { Type MessageType `json:"type"` Content string `json:"content,omitempty"` Data interface{} `json:"data,omitempty"` Error string `json:"error,omitempty"` }