fix(scripts): add error handling to verify-treeshaking script

scripts/verify-treeshaking.js

@@ -2,48 +2,53 @@
 import fs from 'node:fs'
 import { exec } from './utils.js'
 
-exec('pnpm', ['build', 'vue', '-f', 'global-runtime']).then(() => {
-  const errors = []
+exec('pnpm', ['build', 'vue', '-f', 'global-runtime'])
+  .then(() => {
+    const errors = []
 
-  const devBuild = fs.readFileSync(
-    'packages/vue/dist/vue.runtime.global.js',
-    'utf-8',
-  )
-
-  if (devBuild.includes('__spreadValues')) {
-    errors.push(
-      'dev build contains unexpected esbuild object spread helper.\n' +
-        'This means { ...obj } syntax is used in runtime code. This should be ' +
-        'refactored to use the `extend` helper to avoid the extra code.',
+    const devBuild = fs.readFileSync(
+      'packages/vue/dist/vue.runtime.global.js',
+      'utf-8',
     )
-  }
 
-  const prodBuild = fs.readFileSync(
-    'packages/vue/dist/vue.runtime.global.prod.js',
-    'utf-8',
-  )
+    if (devBuild.includes('__spreadValues')) {
+      errors.push(
+        'dev build contains unexpected esbuild object spread helper.\n' +
+          'This means { ...obj } syntax is used in runtime code. This should be ' +
+          'refactored to use the `extend` helper to avoid the extra code.',
+      )
+    }
 
-  if (prodBuild.includes('Vue warn')) {
-    errors.push(
-      'prod build contains unexpected warning-related code.\n' +
-        'This means there are calls of warn() that are not guarded by the __DEV__ condition.',
+    const prodBuild = fs.readFileSync(
+      'packages/vue/dist/vue.runtime.global.prod.js',
+      'utf-8',
     )
-  }
 
-  if (
-    prodBuild.includes('html,body,base') ||
-    prodBuild.includes('svg,animate,animateMotion') ||
-    prodBuild.includes('annotation,annotation-xml,maction')
-  ) {
-    errors.push(
-      'prod build contains unexpected domTagConfig lists.\n' +
-        'This means helpers like isHTMLTag() is used in runtime code paths when it should be compiler-only.',
-    )
-  }
+    if (prodBuild.includes('Vue warn')) {
+      errors.push(
+        'prod build contains unexpected warning-related code.\n' +
+          'This means there are calls of warn() that are not guarded by the __DEV__ condition.',
+      )
+    }
 
-  if (errors.length) {
-    throw new Error(
-      `Found the following treeshaking errors:\n\n- ${errors.join('\n\n- ')}`,
-    )
-  }
-})
+    if (
+      prodBuild.includes('html,body,base') ||
+      prodBuild.includes('svg,animate,animateMotion') ||
+      prodBuild.includes('annotation,annotation-xml,maction')
+    ) {
+      errors.push(
+        'prod build contains unexpected domTagConfig lists.\n' +
+          'This means helpers like isHTMLTag() is used in runtime code paths when it should be compiler-only.',
+      )
+    }
+
+    if (errors.length) {
+      throw new Error(
+        `Found the following treeshaking errors:\n\n- ${errors.join('\n\n- ')}`,
+      )
+    }
+  })
+  .catch(error => {
+    console.error(`Treeshaking verification failed: ${error.message}`)
+    process.exit(1)
+  })