From 139104ba2695eecae672db98f978de78e17ab7e1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=99=BD=E9=9B=BE=E4=B8=89=E8=AF=AD?=
 <32354856+baiwusanyu-c@users.noreply.github.com>
Date: Tue, 28 Mar 2023 17:47:10 +0800
Subject: [PATCH] fix(compiler-sfc): use prependLeft to handle CSSVars (#7760)

---
 packages/compiler-sfc/__tests__/cssVars.spec.ts | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/packages/compiler-sfc/__tests__/cssVars.spec.ts b/packages/compiler-sfc/__tests__/cssVars.spec.ts
index ffa5d4e798b..05e5f689ac9 100644
--- a/packages/compiler-sfc/__tests__/cssVars.spec.ts
+++ b/packages/compiler-sfc/__tests__/cssVars.spec.ts
@@ -255,5 +255,22 @@ describe('CSS vars injection', () => {
       )
       expect(cssVars).toMatchObject([`count.toString(`, `xxx`])
     })
+
+    // #7759
+    test('It should correctly parse the case where there is no space after the script tag', () => {
+      const { content } = compileSFCScript(
+        `<script setup>import { ref as _ref } from 'vue';
+                let background = _ref('red')
+             </script>
+             <style>
+             label {
+               background: v-bind(background);
+             }
+             </style>`
+      )
+      expect(content).toMatch(
+        `export default {\n  setup(__props, { expose }) {\n  expose();\n\n_useCssVars(_ctx => ({\n  "xxxxxxxx-background": (_unref(background))\n}))`
+      )
+    })
   })
 })