Function createObservable

packages/mobx/src/api/observable.ts:105–149

* Turns an object, array or function into a reactive structure. * @param v the value which should become observable.

(v: any, arg2?: any, arg3?: any)

 * @param v the value which should become observable.
 */
function createObservable(v: any, arg2?: any, arg3?: any) {
    // @observable someProp; (2022.3 Decorators)
    if (is20223Decorator(arg2)) {
        return observableAnnotation.decorate_20223_(v, arg2)
    }

    // @observable someProp;
    if (isStringish(arg2)) {
        storeAnnotation(v, arg2, observableAnnotation)
        return
    }

    // already observable - ignore
    if (isObservable(v)) {
        return v
    }

    // plain object
    if (isPlainObject(v)) {
        return observable.object(v, arg2, arg3)
    }

    // Array
    if (Array.isArray(v)) {
        return observable.array(v, arg2)
    }

    // Map
    if (isES6Map(v)) {
        return observable.map(v, arg2)
    }

    // Set
    if (isES6Set(v)) {
        return observable.set(v, arg2)
    }

    // other object - ignore
    if (typeof v === "object" && v !== null) {
        return v
    }

    // anything else
    return observable.box(v, arg2)
}
assign(createObservable, observableDecoratorAnnotation)

export interface IObservableValueFactory {