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14 lines
426 B
14 lines
426 B
4 years ago
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var classof = require('../internals/classof');
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var wellKnownSymbol = require('../internals/well-known-symbol');
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var Iterators = require('../internals/iterators');
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var ITERATOR = wellKnownSymbol('iterator');
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module.exports = function (it) {
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var O = Object(it);
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return O[ITERATOR] !== undefined
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|| '@@iterator' in O
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// eslint-disable-next-line no-prototype-builtins
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|| Iterators.hasOwnProperty(classof(O));
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};
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