From a476692ed2d7308f2742d8ff3554cf97a392b0b7 Mon Sep 17 00:00:00 2001
From: Evan You <yyx990803@gmail.com>
Date: Fri, 14 Jun 2024 16:47:24 +0200
Subject: [PATCH] fix(compiler-sfc): fix parsing of mts, d.mts, and mtsx files

---
 packages/compiler-sfc/src/script/context.ts     | 4 ++--
 packages/compiler-sfc/src/script/resolveType.ts | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/packages/compiler-sfc/src/script/context.ts b/packages/compiler-sfc/src/script/context.ts
index f74adee60..43209d4a0 100644
--- a/packages/compiler-sfc/src/script/context.ts
+++ b/packages/compiler-sfc/src/script/context.ts
@@ -175,14 +175,14 @@ export function resolveParserPlugins(
   ) {
     plugins.push('importAttributes')
   }
-  if (lang === 'jsx' || lang === 'tsx') {
+  if (lang === 'jsx' || lang === 'tsx' || lang === 'mtsx') {
     plugins.push('jsx')
   } else if (userPlugins) {
     // If don't match the case of adding jsx
     // should remove the jsx from user options
     userPlugins = userPlugins.filter(p => p !== 'jsx')
   }
-  if (lang === 'ts' || lang === 'tsx') {
+  if (lang === 'ts' || lang === 'mts' || lang === 'tsx' || lang === 'mtsx') {
     plugins.push(['typescript', { dts }], 'explicitResourceManagement')
     if (!userPlugins || !userPlugins.includes('decorators')) {
       plugins.push('decorators-legacy')
diff --git a/packages/compiler-sfc/src/script/resolveType.ts b/packages/compiler-sfc/src/script/resolveType.ts
index 4e6c6826d..ce0be1742 100644
--- a/packages/compiler-sfc/src/script/resolveType.ts
+++ b/packages/compiler-sfc/src/script/resolveType.ts
@@ -1139,12 +1139,12 @@ function parseFile(
   parserPlugins?: SFCScriptCompileOptions['babelParserPlugins'],
 ): Statement[] {
   const ext = extname(filename)
-  if (ext === '.ts' || ext === '.tsx') {
+  if (ext === '.ts' || ext === '.mts' || ext === '.tsx' || ext === '.mtsx') {
     return babelParse(content, {
       plugins: resolveParserPlugins(
         ext.slice(1),
         parserPlugins,
-        filename.endsWith('.d.ts'),
+        /\.d\.m?ts$/.test(filename),
       ),
       sourceType: 'module',
     }).program.body