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							- 'use strict';
 
- var call = require('../internals/function-call');
 
- var AsyncFromSyncIterator = require('../internals/async-from-sync-iterator');
 
- var anObject = require('../internals/an-object');
 
- var getIterator = require('../internals/get-iterator');
 
- var getIteratorDirect = require('../internals/get-iterator-direct');
 
- var getMethod = require('../internals/get-method');
 
- var wellKnownSymbol = require('../internals/well-known-symbol');
 
- var ASYNC_ITERATOR = wellKnownSymbol('asyncIterator');
 
- module.exports = function (it, usingIterator) {
 
-   var method = arguments.length < 2 ? getMethod(it, ASYNC_ITERATOR) : usingIterator;
 
-   return method ? anObject(call(method, it)) : new AsyncFromSyncIterator(getIteratorDirect(getIterator(it)));
 
- };
 
 
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