Function asObservableObject

packages/mobx/src/types/observableobject.ts:653–694

(
    target: any,
    options?: CreateObservableOptions
)

}

export function asObservableObject(
    target: any,
    options?: CreateObservableOptions
): IIsObservableObject {
    if (__DEV__ && options && isObservableObject(target)) {
        die(`Options can't be provided for already observable objects.`)
    }

    if (hasProp(target, $mobx)) {
        if (__DEV__ && !(getAdministration(target) instanceof ObservableObjectAdministration)) {
            die(
                `Cannot convert '${getDebugName(target)}' into observable object:` +
                    `\nThe target is already observable of different type.` +
                    `\nExtending builtins is not supported.`
            )
        }
        return target
    }

    if (__DEV__ && !Object.isExtensible(target)) {
        die("Cannot make the designated object observable; it is not extensible")
    }

    const name =
        options?.name ??
        (__DEV__
            ? `${
                  isPlainObject(target) ? "ObservableObject" : target.constructor.name
              }@${getNextId()}`
            : "ObservableObject")

    const adm = new ObservableObjectAdministration(
        target,
        new Map(),
        String(name),
        getAnnotationFromOptions(options)
    )

    addHiddenProp(target, $mobx, adm)

    return target
}

const isObservableObjectAdministration = createInstanceofPredicate(
    "ObservableObjectAdministration",