massive update, probably broken

[dotfiles/.git] / .config / coc / extensions / node_modules / coc-prettier / node_modules / core-js / internals / iterators-core.js

diff --git a/.config/coc/extensions/node_modules/coc-prettier/node_modules/core-js/internals/iterators-core.js b/.config/coc/extensions/node_modules/coc-prettier/node_modules/core-js/internals/iterators-core.js
index fccca93e91d325daa4bf0a96a4f57ee270466569..b8a3d7b2e1b349acedc76f64d351a5e84ea30606 100644 (file)
--- a/.config/coc/extensions/node_modules/coc-prettier/node_modules/core-js/internals/iterators-core.js
+++ b/.config/coc/extensions/node_modules/coc-prettier/node_modules/core-js/internals/iterators-core.js
@@ -1,19 +1,20 @@
 'use strict';
+var fails = require('../internals/fails');
+var isCallable = require('../internals/is-callable');
+var create = require('../internals/object-create');
 var getPrototypeOf = require('../internals/object-get-prototype-of');
-var createNonEnumerableProperty = require('../internals/create-non-enumerable-property');
-var has = require('../internals/has');
+var redefine = require('../internals/redefine');
 var wellKnownSymbol = require('../internals/well-known-symbol');
 var IS_PURE = require('../internals/is-pure');
 
 var ITERATOR = wellKnownSymbol('iterator');
 var BUGGY_SAFARI_ITERATORS = false;
 
-var returnThis = function () { return this; };
-
 // `%IteratorPrototype%` object
-// https://tc39.github.io/ecma262/#sec-%iteratorprototype%-object
+// https://tc39.es/ecma262/#sec-%iteratorprototype%-object
 var IteratorPrototype, PrototypeOfArrayIteratorPrototype, arrayIterator;
 
+/* eslint-disable es/no-array-prototype-keys -- safe */
 if ([].keys) {
   arrayIterator = [].keys();
   // Safari 8 has buggy iterators w/o `next`
@@ -24,11 +25,21 @@ if ([].keys) {
   }
 }
 
-if (IteratorPrototype == undefined) IteratorPrototype = {};
+var NEW_ITERATOR_PROTOTYPE = IteratorPrototype == undefined || fails(function () {
+  var test = {};
+  // FF44- legacy iterators case
+  return IteratorPrototype[ITERATOR].call(test) !== test;
+});
+
+if (NEW_ITERATOR_PROTOTYPE) IteratorPrototype = {};
+else if (IS_PURE) IteratorPrototype = create(IteratorPrototype);
 
-// 25.1.2.1.1 %IteratorPrototype%[@@iterator]()
-if (!IS_PURE && !has(IteratorPrototype, ITERATOR)) {
-  createNonEnumerableProperty(IteratorPrototype, ITERATOR, returnThis);
+// `%IteratorPrototype%[@@iterator]()` method
+// https://tc39.es/ecma262/#sec-%iteratorprototype%-@@iterator
+if (!isCallable(IteratorPrototype[ITERATOR])) {
+  redefine(IteratorPrototype, ITERATOR, function () {
+    return this;
+  });
 }
 
 module.exports = {