Use a compact way to convert to a mutable array

Author: silvenon

packages/react-router-dev/vite/cloudflare-dev-proxy.ts

@@ -51,8 +51,10 @@ export const cloudflareDevProxyVitePlugin = <Env, Cf extends CfProperties>(
       // Vite v6 overrides the default resolve.conditions, so we have to import them
       // and if the export doesn't exist, it means that we're in Vite v5, so an empty array should be used
       // https://vite.dev/guide/migration.html#default-value-for-resolve-conditions
-      const serverConditions =
-        "defaultServerConditions" in vite ? vite.defaultServerConditions : [];
+      const serverConditions: string[] =
+        "defaultServerConditions" in vite
+          ? [...vite.defaultServerConditions]
+          : [];
 
       return {
         ssr: {

packages/react-router-dev/vite/plugin.ts

@@ -744,11 +744,11 @@ export const reactRouterVitePlugin: ReactRouterVitePlugin = () => {
         // https://vite.dev/guide/migration.html#default-value-for-resolve-conditions
         let viteClientConditions: string[] =
           "defaultClientConditions" in vite
-            ? Array.from(vite.defaultClientConditions)
+            ? [...vite.defaultClientConditions]
             : [];
         let viteServerConditions: string[] =
           "defaultServerConditions" in vite
-            ? Array.from(vite.defaultServerConditions)
+            ? [...vite.defaultServerConditions]
             : [];
 
         logger = vite.createLogger(viteUserConfig.logLevel, {