Handle undefined options in updateTimingHandler (flackr#191)

tf · Dec 30, 2023 · fa54f02 · fa54f02
1 parent 8362c3e
commit fa54f02
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/proxy-animation.js b/src/proxy-animation.js
@@ -780,6 +780,9 @@ function createProxyEffect(details) {
   };
   const updateTimingHandler = {
     apply: function(target, thisArg, argumentsList) {
+      if (!argumentsList || !argumentsList.length)
+        return;
+
       // Additional validation that is specific to scroll timelines.
       if (details.timeline) {
         const options = argumentsList[0];