setup-python/node_modules/lodash/_isKeyable.js
Danny McCormick 39c08a0eaa Initial pass
2019-06-26 21:12:00 -04:00

16 lines
430 B
JavaScript

/**
* Checks if `value` is suitable for use as unique object key.
*
* @private
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is suitable, else `false`.
*/
function isKeyable(value) {
var type = typeof value;
return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean')
? (value !== '__proto__')
: (value === null);
}
module.exports = isKeyable;