Add missed check in array-reduce.js

zloirock · Feb 5, 2024 · 96da3a4 · 96da3a4
1 parent b2dba12
commit 96da3a4
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/packages/core-js/internals/array-reduce.js b/packages/core-js/internals/array-reduce.js
@@ -13,6 +13,7 @@ var createMethod = function (IS_RIGHT) {
  var self = IndexedObject(O);
  var length = lengthOfArrayLike(O);
  aCallable(callbackfn);
+ if (length === 0 && argumentsLength < 2) throw new $TypeError('Reduce of empty array with no initial value');
  var index = IS_RIGHT ? length - 1 : 0;
  var i = IS_RIGHT ? -1 : 1;
  if (argumentsLength < 2) while (true) {