lakutata/src/lib/base/internal/ObjectWeakRefs.mjs

An IoC-based universal application framework.

import { As as e } from "../../helpers/As.mjs";

const t = Symbol("OWR");

const a = Symbol("OFR");

function n(e) {
    if (!Reflect.hasOwnMetadata(a, e)) Reflect.defineMetadata(a, new FinalizationRegistry((a => {
        const n = Reflect.getOwnMetadata(t, e) || new Set;
        n.delete(a);
        Reflect.defineMetadata(t, n, e);
    })), e);
    if (!Reflect.hasOwnMetadata(t, e)) Reflect.defineMetadata(t, new Set, e);
    return Reflect.getOwnMetadata(t, e);
}

function f(f, c) {
    const d = n(f);
    const l = new WeakRef(c);
    e(Reflect.getOwnMetadata(a, f)).register(c, l);
    d.add(l);
    Reflect.defineMetadata(t, d, f);
}

function c(e) {
    if (!Reflect.hasOwnMetadata(t, e)) return;
    Reflect.deleteMetadata(t, e);
}

export { f as AppendObjectWeakRefs, c as ClearObjectWeakRefs, n as GetObjectWeakRefs };