method ChildProcess.prototype.emit
#ChildProcess.prototype.emit(event: string | symbol,...args: any[],): boolean
#ChildProcess.prototype.emit(event: "close",code: number | null,signal: Signals | null,): boolean
#ChildProcess.prototype.emit(event: "disconnect"): boolean
#ChildProcess.prototype.emit(event: "error",err: Error,): boolean
#ChildProcess.prototype.emit(event: "exit",code: number | null,signal: Signals | null,): boolean