fix: typeerror when clsx str is undefined (#967)

* fix: typeerror when clsx str is undefined * docs: add changeset --------- Co-authored-by: Segun Adebayo <[email protected]>
chakra-ui · Oct 28, 2023 · 152b0a7 · 152b0a7 · vercel · Oct 28, 2023
1 parent 35771b9
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diff --git a/.changeset/wet-plants-flash.md b/.changeset/wet-plants-flash.md
@@ -0,0 +1,5 @@
+---
+"@zag-js/core": patch
+---
+
+Fix issue where mergeProps throws when className str is undefined
diff --git a/packages/core/src/merge-props.ts b/packages/core/src/merge-props.ts
@@ -6,7 +6,7 @@ interface Props {
 
 const clsx = (...args: (string | undefined)[]) =>
   args
-    .map((str) => str?.trim())
+    .map((str) => str?.trim?.())
     .filter(Boolean)
     .join(" ")