From a59efbf610c19464b08eb8a15490d78dbc24eddf Mon Sep 17 00:00:00 2001
From: paoloricciuti <ricciutipaolo@gmail.com>
Date: Mon, 30 Mar 2026 08:40:04 +0200
Subject: [PATCH] fix: wrap component in boundary in `render`

---
 .../svelte/src/internal/client/custom-renderer/index.js    | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/packages/svelte/src/internal/client/custom-renderer/index.js b/packages/svelte/src/internal/client/custom-renderer/index.js
index c7a2d95772..0cf751a73c 100644
--- a/packages/svelte/src/internal/client/custom-renderer/index.js
+++ b/packages/svelte/src/internal/client/custom-renderer/index.js
@@ -1,3 +1,4 @@
+import { boundary } from '../dom/blocks/boundary.js';
 import { branch, effect_root } from '../reactivity/effects.js';
 import { push_renderer } from './state.js';
 
@@ -50,8 +51,10 @@ export function createRenderer(renderer) {
 			const unmount = effect_root(() => {
 				var anchor = renderer.createComment('');
 				renderer.insert(target, anchor, null);
-				branch(() => {
-					Component(anchor, props);
+				boundary(/** @type {*} */ (anchor), { pending: () => {} }, (anchor) => {
+					branch(() => {
+						Component(anchor, props);
+					});
 				});
 			});
 			cleanup();