Files
lodash/.internal/toKey.js
2019-09-26 00:58:44 -07:00

22 lines
519 B
JavaScript

import isSymbol from '../isSymbol.js'
/** Used as references for various `Number` constants. */
const 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
}
const result = `${value}`
return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result
}
export default toKey