workadventure/front/src/Api/Events/ChatEvent.ts

import * as tg from "generic-type-guard";

export const isChatEvent =
    new tg.IsInterface().withProperties({
        message: tg.isString,
        author: tg.isString,
    }).get();
/**
 * A message sent from the iFrame to the game to add a message in the chat.
 */
export type ChatEvent = tg.GuardedType<typeof isChatEvent>;