turns out we need this

4 months ago · 4b0ec07856
parent 5256e491eb
commit 4b0ec07856
1 changed files with 7 additions and 2 deletions
--- a/packages/svelte/src/internal/client/reactivity/effects.js
+++ b/packages/svelte/src/internal/client/reactivity/effects.js
@ -114,8 +114,13 @@ function create_effect(type, fn, sync, push = true) {
 	}

 	if (sync) {
-		update_effect(effect);
-		effect.f |= EFFECT_RAN;
+		try {
+			update_effect(effect);
+			effect.f |= EFFECT_RAN;
+		} catch (e) {
+			destroy_effect(effect);
+			throw e;
+		}
 	} else if (fn !== null) {
 		schedule_effect(effect);
 	}