From f013e8722e056b5c8a5e86f755cfb7a837aeaf24 Mon Sep 17 00:00:00 2001 From: paoloricciuti Date: Tue, 21 Jan 2025 15:38:29 +0100 Subject: [PATCH] fix: only batch array methods if there's an `onchange` function --- packages/svelte/src/internal/client/proxy.js | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/packages/svelte/src/internal/client/proxy.js b/packages/svelte/src/internal/client/proxy.js index dcb6f46e81..2d5b5d297c 100644 --- a/packages/svelte/src/internal/client/proxy.js +++ b/packages/svelte/src/internal/client/proxy.js @@ -172,7 +172,11 @@ export function proxy(value, options, parent = null, prev) { v = Reflect.get(target, prop, receiver); - if (is_proxied_array && array_methods.includes(/** @type {string} */ (prop))) { + if ( + is_proxied_array && + array_methods.includes(/** @type {string} */ (prop)) && + options?.onchange != null + ) { return batch_onchange(v); }