From b34b337ff6a393ff3a787768848be0abd5e781ba Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nicol=C3=B2=20Ribaudo?= <nicolo.ribaudo@gmail.com>
Date: Mon, 11 Oct 2021 21:27:13 +0200
Subject: [PATCH] Handle `.mts` and `.cts` files in `@babel/preset-typescript`

---
 packages/babel-preset-typescript/src/index.js | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/packages/babel-preset-typescript/src/index.js b/packages/babel-preset-typescript/src/index.js
index e384e41c2424..f91f4a6a4f25 100644
--- a/packages/babel-preset-typescript/src/index.js
+++ b/packages/babel-preset-typescript/src/index.js
@@ -41,16 +41,16 @@ export default declare((api, opts) => {
             plugins: [[transformTypeScript, pluginOptions(isTSX)]],
           },
         ]
-      : [
+      : // Only set 'test' if explicitly requested, since it requires that
+        // Babel is being called`
+        [
           {
-            // Only set 'test' if explicitly requested, since it requires that
-            // Babel is being called`
-            test: /\.ts$/,
+            test: /\.[mc]?ts$/,
             plugins: [[transformTypeScript, pluginOptions(false)]],
           },
+          { test: /\.mts$/, sourceType: "module" },
+          { test: /\.cts$/, sourceType: "script" },
           {
-            // Only set 'test' if explicitly requested, since it requires that
-            // Babel is being called`
             test: /\.tsx$/,
             plugins: [[transformTypeScript, pluginOptions(true)]],
           },