From b74758159abf24351dbd2f77f95a0c388db78b76 Mon Sep 17 00:00:00 2001
From: Markus Stange <mstange.moz@gmail.com>
Date: Sun, 5 Jul 2026 12:05:16 -0400
Subject: [PATCH] Use appropriate highlighter dialects for ts + jsx.

---
 src/components/shared/SourceView-codemirror.ts | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

diff --git a/src/components/shared/SourceView-codemirror.ts b/src/components/shared/SourceView-codemirror.ts
index ea61ab2357..65f8c5dab9 100644
--- a/src/components/shared/SourceView-codemirror.ts
+++ b/src/components/shared/SourceView-codemirror.ts
@@ -53,14 +53,16 @@ function _languageExtForPath(path: string | null): LanguageSupport | [] {
   if (path.endsWith('.rs')) {
     return rust();
   }
-  if (
-    path.endsWith('.js') ||
-    path.endsWith('.jsm') ||
-    path.endsWith('.jsx') ||
-    path.endsWith('.mjs') ||
-    path.endsWith('.ts') ||
-    path.endsWith('.tsx')
-  ) {
+  if (path.endsWith('.tsx')) {
+    return javascript({ typescript: true, jsx: true });
+  }
+  if (path.endsWith('.ts')) {
+    return javascript({ typescript: true });
+  }
+  if (path.endsWith('.jsx')) {
+    return javascript({ jsx: true });
+  }
+  if (path.endsWith('.js') || path.endsWith('.jsm') || path.endsWith('.mjs')) {
     return javascript();
   }
   if (