Function $getOwnPropertyDescriptor

test/babel.js:21243–21250

(it, key)

	  return E || !has(this, key) || !has(AllSymbols, key) || has(this, HIDDEN) && this[HIDDEN][key] ? E : true;
	};
	var $getOwnPropertyDescriptor = function getOwnPropertyDescriptor(it, key) {
	  it = toIObject(it);
	  key = toPrimitive(key, true);
	  if (it === ObjectProto && has(AllSymbols, key) && !has(OPSymbols, key)) return;
	  var D = gOPD(it, key);
	  if (D && has(AllSymbols, key) && !(has(it, HIDDEN) && it[HIDDEN][key])) D.enumerable = true;
	  return D;
	};
	var $getOwnPropertyNames = function getOwnPropertyNames(it) {
	  var names = gOPN(toIObject(it)),
	      result = [],