@jsonjoy.com/reactive-rpc/lib/common/codec/binary/constants.d.ts

Reactive-RPC is a library for building reactive APIs over WebSocket, HTTP, and other RPCs.

export declare enum BinaryMessageType {
    Notification = 0,
    RequestData = 1,
    RequestComplete = 2,
    RequestError = 3,
    ResponseData = 4,
    ResponseComplete = 5,
    ResponseError = 6,
    Control = 7
}