From 25c701cd4e6ec807290bcd413a0e835ecb8d49a2 Mon Sep 17 00:00:00 2001
From: Tony Garnock-Jones <tonyg@leastfixedpoint.com>
Date: Tue, 28 May 2024 22:06:10 +0200
Subject: [PATCH] Compile in JS-only mode for files ending in ".js"

---
 packages/ts-plugin/src/index.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/ts-plugin/src/index.ts b/packages/ts-plugin/src/index.ts
index 949fab3..5d028fb 100644
--- a/packages/ts-plugin/src/index.ts
+++ b/packages/ts-plugin/src/index.ts
@@ -160,7 +160,7 @@ const boot: tslib.server.PluginModuleFactory = ({ typescript: ts }) => {
         const { text: expandedText, targetToSourceMap, sourceToTargetMap } = compile({
             source,
             name,
-            typescript: true,
+            typescript: !name.toLowerCase().endsWith('.js'),
             emitError: (message, start, end) => {
                 console.error(`${Syntax.formatPos(start)}-${Syntax.formatPos(end)}: ${message}`);
                 diagnostics.push({ message, start, end });