var _tagTester = require('./_tagTester.js'); var _stringTagBug = require('./_stringTagBug.js'); var _methodFingerprint = require('./_methodFingerprint.js'); var isMap = _stringTagBug.isIE11 ? _methodFingerprint.ie11fingerprint(_methodFingerprint.mapMethods) : _tagTester('Map'); module.exports = isMap;