From d1e0298736092b146e8384cedc4faf1c56a31c44 Mon Sep 17 00:00:00 2001
From: navorite <navorite@gmail.com>
Date: Mon, 1 Jan 2024 17:03:36 +0200
Subject: [PATCH] desc

---
 .changeset/hip-balloons-begin.md                     | 2 +-
 packages/svelte/src/compiler/phases/1-parse/index.js | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/.changeset/hip-balloons-begin.md b/.changeset/hip-balloons-begin.md
index d59f7fd0bb..413b254065 100644
--- a/.changeset/hip-balloons-begin.md
+++ b/.changeset/hip-balloons-begin.md
@@ -2,4 +2,4 @@
 'svelte': patch
 ---
 
-fix: improve script `lang` attribute matching
+fix: improve script `lang` attribute detection
diff --git a/packages/svelte/src/compiler/phases/1-parse/index.js b/packages/svelte/src/compiler/phases/1-parse/index.js
index f1ddec9d49..e99e91d052 100644
--- a/packages/svelte/src/compiler/phases/1-parse/index.js
+++ b/packages/svelte/src/compiler/phases/1-parse/index.js
@@ -54,7 +54,7 @@ export class Parser {
 		do match_lang = regex_lang_attribute.exec(template);
 		while (match_lang && match_lang[0][1] !== 's'); // ensure it starts with '<s' to match script tags
 
-		regex_lang_attribute.lastIndex = 0; // need to reset index to pass tests — otherwise do not use global regex
+		regex_lang_attribute.lastIndex = 0; // reset matched index to pass tests - otherwise declare the regex inside the constructor
 
 		this.ts = match_lang?.[2] === 'ts';