core-js-pure - npm Package Compare versions

Comparing version 3.11.1 to 3.11.2

internals/microtask.js

@@ -50,2 +50,4 @@ var global = require('../internals/global');
     promise = Promise.resolve(undefined);
+    // workaround of WebKit ~ iOS Safari 10.1 bug
+    promise.constructor = Promise;
     then = promise.then;
@@ -52,0 +54,0 @@ notify = function () {

internals/shared.js

@@ -7,5 +7,5 @@ var IS_PURE = require('../internals/is-pure');
 })('versions', []).push({
-  version: '3.11.1',
+  version: '3.11.2',
   mode: IS_PURE ? 'pure' : 'global',
   copyright: '© 2021 Denis Pushkarev (zloirock.ru)'
 });

modules/es.promise.js

@@ -28,2 +28,3 @@ 'use strict';
 var wellKnownSymbol = require('../internals/well-known-symbol');
+var IS_BROWSER = require('../internals/engine-is-browser');
 var IS_NODE = require('../internals/engine-is-node');
@@ -53,2 +54,3 @@ var V8_VERSION = require('../internals/engine-v8-version');
 var UNHANDLED = 2;
+var SUBCLASSING = false;
 var Internal, OwnPromiseCapability, PromiseWrapper, nativeThen;
@@ -58,10 +60,6 @@
   var GLOBAL_CORE_JS_PROMISE = inspectSource(PromiseConstructor) !== String(PromiseConstructor);
-  if (!GLOBAL_CORE_JS_PROMISE) {
-    // V8 6.6 (Node 10 and Chrome 66) have a bug with resolving custom thenables
-    // https://bugs.chromium.org/p/chromium/issues/detail?id=830565
-    // We can't detect it synchronously, so just check versions
-    if (V8_VERSION === 66) return true;
-    // Unhandled rejections tracking support, NodeJS Promise without it fails @@species test
-    if (!IS_NODE && !NATIVE_REJECTION_EVENT) return true;
-  }
+  // V8 6.6 (Node 10 and Chrome 66) have a bug with resolving custom thenables
+  // https://bugs.chromium.org/p/chromium/issues/detail?id=830565
+  // We can't detect it synchronously, so just check versions
+  if (!GLOBAL_CORE_JS_PROMISE && V8_VERSION === 66) return true;
   // We need Promise#finally in the pure version for preventing prototype pollution
@@ -74,3 +72,3 @@ if (IS_PURE && !PromiseConstructor.prototype['finally']) return true;
   // Detect correctness of subclassing with @@species support
-  var promise = PromiseConstructor.resolve(1);
+  var promise = new PromiseConstructor(function (resolve) { resolve(1); });
   var FakePromise = function (exec) {
@@ -81,3 +79,6 @@ exec(function () { /* empty */ }, function () { /* empty */ });
   constructor[SPECIES] = FakePromise;
-  return !(promise.then(function () { /* empty */ }) instanceof FakePromise);
+  SUBCLASSING = promise.then(function () { /* empty */ }) instanceof FakePromise;
+  if (!SUBCLASSING) return true;
+  // Unhandled rejections tracking support, NodeJS Promise without it fails @@species test
+  return !GLOBAL_CORE_JS_PROMISE && IS_BROWSER && !NATIVE_REJECTION_EVENT;
 });
@@ -296,3 +297,3 @@
     // make `Promise#then` return a polyfilled `Promise` for native promise-based APIs
-    redefine(NativePromisePrototype, 'then', function then(onFulfilled, onRejected) {
+    if (!SUBCLASSING) redefine(NativePromisePrototype, 'then', function then(onFulfilled, onRejected) {
       var that = this;
@@ -299,0 +300,0 @@ return new PromiseConstructor(function (resolve, reject) {

package.json

 {
   "name": "core-js-pure",
   "description": "Standard library",
-  "version": "3.11.1",
+  "version": "3.11.2",
   "repository": {
@@ -58,3 +58,3 @@ "type": "git",
   },
-  "gitHead": "1e9c4fbb22c7954d50a4db09d40d5c7648bead88"
+  "gitHead": "040f7836ad467dae5a0b849b02442a3ed2607b18"
 }

No alert changes

Improved metrics

Total package byte prevSize

625029

increased by0.05%

Number of package files

1775

increased by0.06%

Lines of code

15110

increased by0.03%

No dependency changes