From e444375d34db1e1902f06ab223e51d2d63cd10de Mon Sep 17 00:00:00 2001
From: lsdsjy <lsdsjy@163.com>
Date: Mon, 22 May 2023 17:21:03 +0800
Subject: [PATCH] fix(legacy): style insert order (#13266)

Co-authored-by: sapphi-red <green@sapphi.red>
---
 packages/vite/src/node/plugins/css.ts | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/packages/vite/src/node/plugins/css.ts b/packages/vite/src/node/plugins/css.ts
index 9ff54241a9e724..21cb0b77b91006 100644
--- a/packages/vite/src/node/plugins/css.ts
+++ b/packages/vite/src/node/plugins/css.ts
@@ -636,10 +636,10 @@ export function cssPostPlugin(config: ResolvedConfig): Plugin {
             `${style}.textContent = ${cssString};` +
             `document.head.appendChild(${style});`
           const wrapIdx = code.indexOf('System.register')
-          const insertMark = "'use strict';"
-          const insertIdx = code.indexOf(insertMark, wrapIdx)
+          const executeFnStart =
+            code.indexOf('{', code.indexOf('execute:', wrapIdx)) + 1
           const s = new MagicString(code)
-          s.appendLeft(insertIdx + insertMark.length, injectCode)
+          s.appendRight(executeFnStart, injectCode)
           if (config.build.sourcemap) {
             // resolve public URL from CSS paths, we need to use absolute paths
             return {