method REPLServer.prototype.emit
#REPLServer.prototype.emit(event: string | symbol,...args: any[],): boolean
#REPLServer.prototype.emit(event: "line",input: string,): boolean
#REPLServer.prototype.emit(event: "resume"): boolean
#REPLServer.prototype.emit(event: "SIGCONT"): boolean
#REPLServer.prototype.emit(event: "SIGINT"): boolean
#REPLServer.prototype.emit(event: "SIGTSTP"): boolean