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esnext.async-iterator.constructor.js
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esnext.async-iterator.constructor.js
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'use strict';
// https://github.com/tc39/proposal-iterator-helpers
var $ = require('../internals/export');
var anInstance = require('../internals/an-instance');
var createNonEnumerableProperty = require('../internals/create-non-enumerable-property');
var has = require('../internals/has');
var wellKnownSymbol = require('../internals/well-known-symbol');
var AsyncIteratorPrototype = require('../internals/async-iterator-prototype');
var IS_PURE = require('../internals/is-pure');
var TO_STRING_TAG = wellKnownSymbol('toStringTag');
var AsyncIteratorConstructor = function AsyncIterator() {
anInstance(this, AsyncIteratorConstructor);
};
AsyncIteratorConstructor.prototype = AsyncIteratorPrototype;
if (!has(AsyncIteratorPrototype, TO_STRING_TAG)) {
createNonEnumerableProperty(AsyncIteratorPrototype, TO_STRING_TAG, 'AsyncIterator');
}
if (!has(AsyncIteratorPrototype, 'constructor') || AsyncIteratorPrototype.constructor === Object) {
createNonEnumerableProperty(AsyncIteratorPrototype, 'constructor', AsyncIteratorConstructor);
}
$({ global: true, forced: IS_PURE }, {
AsyncIterator: AsyncIteratorConstructor
});