fix(node): stripe bom

fix #18911
vitejs · Dec 18, 2024 · 5300196 · 5300196
1 parent 2b4f115
commit 5300196
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/packages/vite/src/node/packages.ts b/packages/vite/src/node/packages.ts
@@ -174,8 +174,15 @@ export function findNearestMainPackageData(
   )
 }
 
+function stripBOM(content: string) {
+  if (content.charCodeAt(0) === 0xfeff) {
+    content = content.slice(1)
+  }
+  return content
+}
+
 export function loadPackageData(pkgPath: string): PackageData {
-  const data = JSON.parse(fs.readFileSync(pkgPath, 'utf-8'))
+  const data = JSON.parse(stripBOM(fs.readFileSync(pkgPath, 'utf-8')))
   const pkgDir = normalizePath(path.dirname(pkgPath))
   const { sideEffects } = data
   let hasSideEffects: (id: string) => boolean | null