feat: clone class plugins correctly

rolldown · Sep 18, 2024 · afa534d · afa534d
1 parent cb67fbc
commit afa534d
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/packages/vite/src/node/build.ts b/packages/vite/src/node/build.ts
@@ -1137,7 +1137,11 @@ export function injectEnvironmentToHooks(
 ): Plugin {
   const { resolveId, load, transform } = plugin
 
-  const clone = { ...plugin }
+  // the plugin can be a class instance (e.g. native plugins)
+  const clone: Plugin = Object.assign(
+    Object.create(Object.getPrototypeOf(plugin)),
+    plugin,
+  )
 
   for (const hook of Object.keys(clone) as RollupPluginHooks[]) {
     switch (hook) {