ComponentOf

type ComponentOf<TCtor extends AnyHandlerCtor> =
    InstanceType<TCtor> extends {
        __component?: infer Brand extends ComponentBrand;
    }
        ? Brand
        : never;

type ComponentOf<TCtor extends AnyHandlerCtor> =
    InstanceType<TCtor> extends {
        __component?: infer Brand extends ComponentBrand;
    }
        ? Brand
        : never;