Adds an error message for non-string transition:name values (#10205)

withastro · Feb 23, 2024 · 459f74b · 459f74b
1 parent dddbb09
commit 459f74b
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diff --git a/.changeset/pretty-oranges-heal.md b/.changeset/pretty-oranges-heal.md
@@ -0,0 +1,5 @@
+---
+"astro": patch
+---
+
+Adds an error message for non-string transition:name values
diff --git a/packages/astro/src/runtime/server/transition.ts b/packages/astro/src/runtime/server/transition.ts
@@ -91,6 +91,9 @@ export function renderTransition(
 	animationName: TransitionAnimationValue | undefined,
 	transitionName: string
 ) {
+	if (typeof (transitionName ?? '') !== 'string') {
+		throw new Error(`Invalid transition name {${transitionName}}`);
+	}
 	// Default to `fade` (similar to `initial`, but snappier)
 	if (!animationName) animationName = 'fade';
 	const scope = createTransitionScope(result, hash);