method Http2Session.emit
Overload 1
Overload 2
#Http2Session.emit(event: "error",err: Error,): booleanOverload 3
#Http2Session.emit(event: "frameError",frameType: number,errorCode: number,streamID: number,): booleanOverload 4
#Http2Session.emit(event: "goaway",errorCode: number,lastStreamID: number,opaqueData?: Buffer,): boolean