fix(uni-app-x web): 修复script setup编译结果不正确的Bug

packages/uni-h5-vite/src/plugin/index.ts

@@ -6,6 +6,7 @@ import { createHandleHotUpdate } from './handleHotUpdate'
 import { createTransformIndexHtml } from './transformIndexHtml'
 import { createConfigureServer } from './configureServer'
 import { createUni } from './uni'
+import { rewriteCompileScriptOnce } from './polyfill'
 
 import { createConfig } from './config'
 import { isString } from '@vue/shared'
@@ -17,6 +18,9 @@ export function uniH5Plugin(): UniVitePlugin {
     resolvedConfig: null,
   }
   rewriteReadFileSync()
+  if (process.env.UNI_APP_X === 'true') {
+    rewriteCompileScriptOnce()
+  }
   return {
     name: 'uni:h5',
     uni: createUni(),

packages/uni-h5-vite/src/plugin/polyfill.ts

+import { once } from '@dcloudio/uni-shared'
+import { resolveBuiltIn } from '@dcloudio/uni-cli-shared'
+import {
+  SFCDescriptor,
+  SFCScriptBlock,
+  SFCScriptCompileOptions,
+} from '@vue/compiler-sfc'
+
+export const rewriteCompileScriptOnce = once(rewriteCompileScript)
+
+function rewriteCompileScript() {
+  const compiler = require(resolveBuiltIn('@vue/compiler-sfc'))
+  const { compileScript } = compiler
+  // script-setup + v-bind
+  compiler.compileScript = (
+    sfc: SFCDescriptor,
+    options: SFCScriptCompileOptions
+  ): SFCScriptBlock => {
+    const originalScriptSetupLang = sfc.scriptSetup?.lang
+    if (originalScriptSetupLang === 'uts') {
+      sfc.scriptSetup!.lang = 'ts'
+    }
+    const result = compileScript(sfc, options)
+    if (originalScriptSetupLang === 'uts') {
+      sfc.scriptSetup!.lang = 'uts'
+    }
+    return result
+  }
+}