From 503384def87e2beb8d49f8243a39aad715fd666d Mon Sep 17 00:00:00 2001
From: Dominic Gannaway <dg@domgan.com>
Date: Thu, 14 Mar 2024 16:05:15 +0000
Subject: [PATCH] fix typo

---
 packages/svelte/src/reactivity/set.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/packages/svelte/src/reactivity/set.js b/packages/svelte/src/reactivity/set.js
index bea9c1619c..b9ade7a3d7 100644
--- a/packages/svelte/src/reactivity/set.js
+++ b/packages/svelte/src/reactivity/set.js
@@ -27,7 +27,13 @@ export class ReactiveSet extends Set {
 		if (DEV) new Set(value);
 
 		if (value) {
-			for (var element of value.keys()) {
+			// Support set-like objects that have a keys() method
+			if (!Array.isArray(value)) {
+				// @ts-ignore
+				value = Array.from(value.keys());
+			}
+
+			for (var element of value) {
 				this.add(/** @type {T} */ (element));
 			}
 		}