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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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const identifierRegex = /^[a-z$_][$\w]*$/i;
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const reservedSet = new Set([
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'undefined',
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'null',
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'true',
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'false',
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'super',
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'this',
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'Infinity',
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'NaN'
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]);
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/**
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Test if the string is a valid JavaScript identifier.
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@param string - String to test.
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*/
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exports.default = (string) => string && !reservedSet.has(string) && identifierRegex.test(string);
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