Merge pull request #1328 from minseok-choe/fix/issue-flat, close #1327

zloirock · Feb 6, 2024 · b36ca26 · b36ca26
2 parents 5119c9a + 96da3a4
commit b36ca26
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) {