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Diffstat (limited to 'node_modules/core-js/internals/define-iterator.js')
-rw-r--r--node_modules/core-js/internals/define-iterator.js90
1 files changed, 0 insertions, 90 deletions
diff --git a/node_modules/core-js/internals/define-iterator.js b/node_modules/core-js/internals/define-iterator.js
deleted file mode 100644
index 7f829bf..0000000
--- a/node_modules/core-js/internals/define-iterator.js
+++ /dev/null
@@ -1,90 +0,0 @@
-'use strict';
-var $ = require('../internals/export');
-var createIteratorConstructor = require('../internals/create-iterator-constructor');
-var getPrototypeOf = require('../internals/object-get-prototype-of');
-var setPrototypeOf = require('../internals/object-set-prototype-of');
-var setToStringTag = require('../internals/set-to-string-tag');
-var createNonEnumerableProperty = require('../internals/create-non-enumerable-property');
-var redefine = require('../internals/redefine');
-var wellKnownSymbol = require('../internals/well-known-symbol');
-var IS_PURE = require('../internals/is-pure');
-var Iterators = require('../internals/iterators');
-var IteratorsCore = require('../internals/iterators-core');
-
-var IteratorPrototype = IteratorsCore.IteratorPrototype;
-var BUGGY_SAFARI_ITERATORS = IteratorsCore.BUGGY_SAFARI_ITERATORS;
-var ITERATOR = wellKnownSymbol('iterator');
-var KEYS = 'keys';
-var VALUES = 'values';
-var ENTRIES = 'entries';
-
-var returnThis = function () { return this; };
-
-module.exports = function (Iterable, NAME, IteratorConstructor, next, DEFAULT, IS_SET, FORCED) {
- createIteratorConstructor(IteratorConstructor, NAME, next);
-
- var getIterationMethod = function (KIND) {
- if (KIND === DEFAULT && defaultIterator) return defaultIterator;
- if (!BUGGY_SAFARI_ITERATORS && KIND in IterablePrototype) return IterablePrototype[KIND];
- switch (KIND) {
- case KEYS: return function keys() { return new IteratorConstructor(this, KIND); };
- case VALUES: return function values() { return new IteratorConstructor(this, KIND); };
- case ENTRIES: return function entries() { return new IteratorConstructor(this, KIND); };
- } return function () { return new IteratorConstructor(this); };
- };
-
- var TO_STRING_TAG = NAME + ' Iterator';
- var INCORRECT_VALUES_NAME = false;
- var IterablePrototype = Iterable.prototype;
- var nativeIterator = IterablePrototype[ITERATOR]
- || IterablePrototype['@@iterator']
- || DEFAULT && IterablePrototype[DEFAULT];
- var defaultIterator = !BUGGY_SAFARI_ITERATORS && nativeIterator || getIterationMethod(DEFAULT);
- var anyNativeIterator = NAME == 'Array' ? IterablePrototype.entries || nativeIterator : nativeIterator;
- var CurrentIteratorPrototype, methods, KEY;
-
- // fix native
- if (anyNativeIterator) {
- CurrentIteratorPrototype = getPrototypeOf(anyNativeIterator.call(new Iterable()));
- if (IteratorPrototype !== Object.prototype && CurrentIteratorPrototype.next) {
- if (!IS_PURE && getPrototypeOf(CurrentIteratorPrototype) !== IteratorPrototype) {
- if (setPrototypeOf) {
- setPrototypeOf(CurrentIteratorPrototype, IteratorPrototype);
- } else if (typeof CurrentIteratorPrototype[ITERATOR] != 'function') {
- createNonEnumerableProperty(CurrentIteratorPrototype, ITERATOR, returnThis);
- }
- }
- // Set @@toStringTag to native iterators
- setToStringTag(CurrentIteratorPrototype, TO_STRING_TAG, true, true);
- if (IS_PURE) Iterators[TO_STRING_TAG] = returnThis;
- }
- }
-
- // fix Array#{values, @@iterator}.name in V8 / FF
- if (DEFAULT == VALUES && nativeIterator && nativeIterator.name !== VALUES) {
- INCORRECT_VALUES_NAME = true;
- defaultIterator = function values() { return nativeIterator.call(this); };
- }
-
- // define iterator
- if ((!IS_PURE || FORCED) && IterablePrototype[ITERATOR] !== defaultIterator) {
- createNonEnumerableProperty(IterablePrototype, ITERATOR, defaultIterator);
- }
- Iterators[NAME] = defaultIterator;
-
- // export additional methods
- if (DEFAULT) {
- methods = {
- values: getIterationMethod(VALUES),
- keys: IS_SET ? defaultIterator : getIterationMethod(KEYS),
- entries: getIterationMethod(ENTRIES)
- };
- if (FORCED) for (KEY in methods) {
- if (BUGGY_SAFARI_ITERATORS || INCORRECT_VALUES_NAME || !(KEY in IterablePrototype)) {
- redefine(IterablePrototype, KEY, methods[KEY]);
- }
- } else $({ target: NAME, proto: true, forced: BUGGY_SAFARI_ITERATORS || INCORRECT_VALUES_NAME }, methods);
- }
-
- return methods;
-};