12 lines
369 B
JavaScript
12 lines
369 B
JavaScript
'use strict';
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var classof = require('../internals/classof-raw');
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var wellKnownSymbol = require('../internals/well-known-symbol');
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var ITERATOR = wellKnownSymbol('iterator');
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var ArrayPrototype = Array.prototype;
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module.exports = function (it) {
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return it[ITERATOR] || it['@@iterator']
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|| (classof(it) === 'Arguments' ? ArrayPrototype[ITERATOR] : undefined);
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};
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