--- /dev/null
+var addSetEntry = require('./_addSetEntry'),
+ arrayReduce = require('./_arrayReduce'),
+ setToArray = require('./_setToArray');
+
+/**
+ * Creates a clone of `set`.
+ *
+ * @private
+ * @param {Object} set The set to clone.
+ * @returns {Object} Returns the cloned set.
+ */
+function cloneSet(set) {
+ var Ctor = set.constructor;
+ return arrayReduce(setToArray(set), addSetEntry, new Ctor);
+}
+
+module.exports = cloneSet;