fix: don't override user config

The incoming `inlineConfig` may be frozen and `Object.assign` may fail for `object is not extensible` error.
vitejs · Feb 22, 2022 · 68323cb · 68323cb
1 parent 33f9671
commit 68323cb
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/packages/vite/src/node/http.ts b/packages/vite/src/node/http.ts
@@ -129,16 +129,16 @@ export async function resolveHttpsConfig(
   const httpsOption = isObject(https) ? https : {}
 
   const { ca, cert, key, pfx } = httpsOption
-  Object.assign(httpsOption, {
+  const httpsOptionOut = Object.assign({}, httpsOption, {
     ca: readFileIfExists(ca),
     cert: readFileIfExists(cert),
     key: readFileIfExists(key),
     pfx: readFileIfExists(pfx)
   })
-  if (!httpsOption.key || !httpsOption.cert) {
-    httpsOption.cert = httpsOption.key = await getCertificate(cacheDir)
+  if (!httpsOptionOut.key || !httpsOptionOut.cert) {
+    httpsOptionOut.cert = httpsOptionOut.key = await getCertificate(cacheDir)
   }
-  return httpsOption
+  return httpsOptionOut
 }
 
 function readFileIfExists(value?: string | Buffer | any[]) {