node_modules/core-js/internals/get-iterator-method.js


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var classof = require('../internals/classof');
var Iterators = require('../internals/iterators');
var wellKnownSymbol = require('../internals/well-known-symbol');

var ITERATOR = wellKnownSymbol('iterator');

module.exports = function (it) {
  if (it != undefined) return it[ITERATOR]
    || it['@@iterator']
    || Iterators[classof(it)];
};