RocketChat/Rocket.Chat

/**
 * Enumerator representing current operation.
 * @remarks
 * This enumerator value along with callstate will be responsible for
 * valid actions while making/receiving a call to/from remote party.
 */
export enum Operation {
    OP_NONE,
    OP_CONNECT,
    OP_REGISTER,
    OP_UNREGISTER,
    OP_PROCESS_INVITE,
    OP_SEND_INVITE,
    OP_CLEANUP,
}