From 246b85c686a5f217a5a523222d0154f07594db7c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?R=C3=A9mi=20Verschelde?= <rverschelde@gmail.com>
Date: Tue, 6 Feb 2024 09:19:07 +0100
Subject: [PATCH] Web: Bump closure compiler spec to ECMASCRIPT_2021

Fixes #88008.

(cherry picked from commit d29b0d90e0d735eee860b977c57cb75423d7a9ba)
---
 platform/javascript/detect.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/platform/javascript/detect.py b/platform/javascript/detect.py
index c7235118039..68f47b40390 100644
--- a/platform/javascript/detect.py
+++ b/platform/javascript/detect.py
@@ -151,7 +151,7 @@ def configure(env):
     env.AddMethod(create_template_zip, "CreateTemplateZip")
 
     # Closure compiler extern and support for ecmascript specs (const, let, etc).
-    env["ENV"]["EMCC_CLOSURE_ARGS"] = "--language_in ECMASCRIPT6"
+    env["ENV"]["EMCC_CLOSURE_ARGS"] = "--language_in ECMASCRIPT_2021"
 
     env["CC"] = "emcc"
     env["CXX"] = "em++"