x4js - v2.2.49
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    interface IInternalWebWorkerOptions {
        host?: Record<string, Function>;
        keepIdleModels?: boolean;
        worker: Worker | Promise<Worker>;
    }
    Index
    host?: Record<string, Function>

    An object that can be used by the web worker to make calls back to the main thread.

    keepIdleModels?: boolean

    Keep idle models. Defaults to false, which means that idle models will stop syncing after a while.

    worker: Worker | Promise<Worker>

    The worker.