--- /dev/null
+/**
+ * Merge object b with object a.
+ *
+ * var a = { foo: 'bar' }
+ * , b = { bar: 'baz' };
+ *
+ * merge(a, b);
+ * // => { foo: 'bar', bar: 'baz' }
+ *
+ * @param {Object} a
+ * @param {Object} b
+ * @return {Object}
+ * @api public
+ */
+
+exports = module.exports = function(a, b){
+ if (a && b) {
+ for (var key in b) {
+ a[key] = b[key];
+ }
+ }
+ return a;
+};