/**
* Determines if a value is valid ES6 Symbol.
*
* @memberof module:Assertion
* @param {*} value The value to check.
* @return {Boolean} `true` if the value is an symbol, otherwise `false`.
* @since 0.1.0
* @example
* is_symbol(Symbol('x')); // => true
*/
function is_symbol(value) {
return typeof value === 'symbol';
}
module.exports = is_symbol;