respond-framework/dist/proxy/helpers/findExistingProxy.js

create as fast you think

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
const findExistingProxy = (po, vns, cache, refIds, notify) => {
  const vn = vns.get(po); // po is proxy

  if (vn) {
    // proxy assigned that exists elsewhere (po is proxy)
    vn.parents.add(notify);
    if (!refIds.has(vn.obj)) {
      refIds.set(vn.obj, genId());
    }
    return po;
  }
  const proxy = cache.get(po); // po is object

  if (proxy) {
    // object assigned that exists somewhere else as a proxy (po is object)
    const vn = vns.get(proxy);
    vn.parents.add(notify);
    if (!refIds.has(po)) {
      refIds.set(po, genId());
    }
    return proxy;
  }
};
var _default = exports.default = findExistingProxy;
const genId = () => start++;
let start = new Date().getTime(); // use time as initial count instead of 0 to avoid collisions between new and existing references after refreshes (where sessionStorage restores old references)