From 45595ef82f786d6b321ce002f2cd4951659114ac Mon Sep 17 00:00:00 2001
From: patak <matias.capeletto@gmail.com>
Date: Wed, 18 Oct 2023 10:35:24 +0200
Subject: [PATCH] feat: backport mdx as known js source (#14560) (#14670)

Co-authored-by: Bjorn Lu <bjornlu.dev@gmail.com>
Co-authored-by: Mark Dalgleish <mark.john.dalgleish@gmail.com>
---
 packages/vite/src/node/utils.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/vite/src/node/utils.ts b/packages/vite/src/node/utils.ts
index 7b8912835d1f79..22c2b238262db3 100644
--- a/packages/vite/src/node/utils.ts
+++ b/packages/vite/src/node/utils.ts
@@ -290,7 +290,8 @@ export const isDataUrl = (url: string): boolean => dataUrlRE.test(url)
 export const virtualModuleRE = /^virtual-module:.*/
 export const virtualModulePrefix = 'virtual-module:'
 
-const knownJsSrcRE = /\.(?:[jt]sx?|m[jt]s|vue|marko|svelte|astro|imba)(?:$|\?)/
+const knownJsSrcRE =
+  /\.(?:[jt]sx?|m[jt]s|vue|marko|svelte|astro|imba|mdx)(?:$|\?)/
 export const isJSRequest = (url: string): boolean => {
   url = cleanUrl(url)
   if (knownJsSrcRE.test(url)) {