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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;