var baseIsSet = require('./_baseIsSet'),

baseUnary = require('./_baseUnary'),
nodeUtil = require('./_nodeUtil');

/* Node.js helper references. */ var nodeIsSet = nodeUtil && nodeUtil.isSet;

/**

* Checks if `value` is classified as a `Set` object.
*
* @static
* @memberOf _
* @since 4.3.0
* @category Lang
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is a set, else `false`.
* @example
*
* _.isSet(new Set);
* // => true
*
* _.isSet(new WeakSet);
* // => false
*/

var isSet = nodeIsSet ? baseUnary(nodeIsSet) : baseIsSet;

module.exports = isSet;