Handle m.typing events.

lib/utils.js

@@ -99,6 +99,18 @@ module.exports.values = function(obj) {
     return values;
 };
 
+/**
+ * Invoke a function for each item in the array.
+ * @param {Array} array The array.
+ * @param {Function} fn The function to invoke for each element. Has the
+ * function signature <code>fn(element, index)</code>.
+ */
+module.exports.forEach = function(array, fn) {
+    for (var i = 0; i < array.length; i++) {
+        fn(array[i], i);
+    }
+};
+
 /**
  * Checks if the given thing is a function.
  * @param {*} value The thing to check.