@chainsafe/eth2.0-utils/lib/objects.js

Utilities required across multiple lodestar packages

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.isPlainObject = isPlainObject;

/**
 * @module objects
 */
function isObjectObject(val) {
  return val != null && typeof val === "object" && Array.isArray(val) === false;
} // eslint-disable-next-line @typescript-eslint/no-explicit-any


function isPlainObject(o) {
  if (isObjectObject(o) === false) return false; // If has modified constructor

  const ctor = o.constructor;
  if (typeof ctor !== "function") return false; // If has modified prototype

  const prot = ctor.prototype;
  if (isObjectObject(prot) === false) return false; // If constructor does not have an Object-specific method

  if (prot.hasOwnProperty("isPrototypeOf") === false) {
    return false;
  } // Most likely a plain Object


  return true;
}
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