Edit File: _toKey.js
var isSymbol = require('./isSymbol'); /** Used as references for various `Number` constants. */ var INFINITY = 1 / 0; /** * Converts `value` to a string key if it's not a string or symbol. * * @private * @param {*} value The value to inspect. * @returns {string|symbol} Returns the key. */ function toKey(value) { if (typeof value == 'string' || isSymbol(value)) { return value; } var result = (value + ''); return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; } module.exports = toKey;
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