From 6d9801d16f5595e4a40f4e40882fd90268cef29c Mon Sep 17 00:00:00 2001 From: Rich Harris Date: Sun, 13 Jul 2025 15:06:38 -0400 Subject: [PATCH] add optimisation back --- packages/svelte/src/internal/client/reactivity/sources.js | 3 +++ 1 file changed, 3 insertions(+) diff --git a/packages/svelte/src/internal/client/reactivity/sources.js b/packages/svelte/src/internal/client/reactivity/sources.js index b0bffad595..125f21bb81 100644 --- a/packages/svelte/src/internal/client/reactivity/sources.js +++ b/packages/svelte/src/internal/client/reactivity/sources.js @@ -288,6 +288,9 @@ function mark_reactions(signal, status) { var reaction = reactions[i]; var flags = reaction.f; + // Skip any effects that are already dirty + if ((flags & DIRTY) !== 0) continue; + // In legacy mode, skip the current effect to prevent infinite loops if (!runes && reaction === active_effect) continue;