Prevent errors in older jQuery versions.

Closes #118.
julianshapiro · Aug 2, 2020 · 42e76be · 42e76be
1 parent b0500c6
commit 42e76be
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Showing 5 changed files with 10 additions and 7 deletions.
diff --git a/packages/velocity/bower.json b/packages/velocity/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "velocity",
-  "version": "0.2.0",
+  "version": "0.2.1",
   "homepage": "http://velocityjs.org",
   "authors": [
     { "name" : "Julian Shapiro",

diff --git a/packages/velocity/component.json b/packages/velocity/component.json
@@ -1,7 +1,7 @@
 {
   "name": "velocity",
   "repository": "julianshapiro/velocity",
-  "version": "0.2.0",
+  "version": "0.2.1",
   "description": "Accelerated JavaScript animation.",
   "keywords": [
     "animation",

diff --git a/packages/velocity/jquery.velocity.js b/packages/velocity/jquery.velocity.js
@@ -4,7 +4,7 @@
 
 /*!
 * Velocity.js: Accelerated JavaScript animation.
-* @version 0.2.0
+* @version 0.2.1
 * @docs http://velocityjs.org
 * @license Copyright 2014 Julian Shapiro. MIT License: http://en.wikipedia.org/wiki/MIT_License
 */
@@ -157,9 +157,12 @@ The biggest cause of both codebase bloat and codepath obfuscation is support for
     }
 
     /* Shorthand alias for jQuery's $.data() utility. */
-    var Data = function (element) {
+    function Data (element) {
         /* Hardcode a reference to the plugin name. */
-        return $.data(element, NAME);
+        var response = $.data(element, NAME);
+
+        /* jQuery <=1.4.2 returns null instead of undefined when no match is found. We normalize this behavior. */
+        return response === null ? undefined : response;
     };
 
     /*************

diff --git a/packages/velocity/jquery.velocity.min.js b/packages/velocity/jquery.velocity.min.js
diff --git a/packages/velocity/package.json b/packages/velocity/package.json
@@ -1,6 +1,6 @@
 {
   "name": "velocity-animate",
-  "version": "0.2.0",
+  "version": "0.2.1",
   "description": "Accelerated JavaScript animation.",
   "keywords": [
     "velocity",