fix ArrayBuffer.length in V8 ~ Chrome 27-

Author: zloirock

CHANGELOG.md

@@ -4,6 +4,7 @@
 - Avoid unnecessary promise creation and do not validate result in `%WrapForValid(Async)IteratorPrototype%.return`, [proposal-iterator-helpers/215](https://github.com/tc39/proposal-iterator-helpers/pull/215)
 - Fixed the order creation of properties of iteration result object of some iterators (`value` should be created before `done`)
 - Fixed some cases of Safari < 13 bug - silent on non-writable array `.length` setting
+- Fixed `ArrayBuffer.length` in V8 ~ Chrome 27-
 - Relaxed condition of re-usage native `WeakMap` for internal states with multiple `core-js` copies
 - Availability cloning of `FileList` in the `structuredClone` polyfill extended to some more old engines versions
 - Some stylistic changes

packages/core-js-compat/src/data.mjs

@@ -448,7 +448,7 @@ export const data = {
   },
   'es.array-buffer.constructor': {
     bun: '0.1.1',
-    chrome: '26',
+    chrome: '28',
     edge: '14',
     firefox: '44',
     hermes: '0.1',

packages/core-js/internals/array-buffer.js

@@ -197,9 +197,9 @@ if (!NATIVE_ARRAY_BUFFER) {
     new NativeArrayBuffer();
     new NativeArrayBuffer(1.5);
     new NativeArrayBuffer(NaN);
-    return INCORRECT_ARRAY_BUFFER_NAME && !CONFIGURABLE_FUNCTION_NAME;
+    return NativeArrayBuffer.length != 1 || INCORRECT_ARRAY_BUFFER_NAME && !CONFIGURABLE_FUNCTION_NAME;
   })) {
-  /* eslint-enable no-new -- required for testing */
+    /* eslint-enable no-new -- required for testing */
     $ArrayBuffer = function ArrayBuffer(length) {
       anInstance(this, ArrayBufferPrototype);
       return new NativeArrayBuffer(toIndex(length));

tests/compat/tests.js

@@ -544,7 +544,7 @@ GLOBAL.tests = {
     new ArrayBuffer();
     new ArrayBuffer(1.5);
     new ArrayBuffer(NaN);
-    return ArrayBuffer.name == 'ArrayBuffer';
+    return ArrayBuffer.length == 1 && ArrayBuffer.name == 'ArrayBuffer';
   }],
   'es.array-buffer.is-view': [ARRAY_BUFFER_VIEWS_SUPPORT, function () {
     return ArrayBuffer.isView;