feat(deps): update @rspack/core to 1.4.0-beta.1

packages/core/package.json

@@ -52,7 +52,7 @@
     "bump": "npx bumpp --no-tag"
   },
   "dependencies": {
-    "@rspack/core": "1.4.0-beta.0",
+    "@rspack/core": "1.4.0-beta.1",
     "@rspack/lite-tapable": "~1.0.1",
     "@swc/helpers": "^0.5.17",
     "core-js": "~3.43.0",

packages/core/src/createRsbuild.ts

@@ -27,6 +27,7 @@ import { pluginExternals } from './plugins/externals';
 import { pluginFileSize } from './plugins/fileSize';
 import { pluginHtml } from './plugins/html';
 import { pluginInlineChunk } from './plugins/inlineChunk';
+import { pluginLazyCompilation } from './plugins/lazyCompilation';
 import { pluginManifest } from './plugins/manifest';
 import { pluginMinimize } from './plugins/minimize';
 import { pluginModuleFederation } from './plugins/moduleFederation';
@@ -104,6 +105,7 @@ async function applyDefaultPlugins(
     pluginManifest(),
     pluginModuleFederation(),
     pluginRspackProfile(),
+    pluginLazyCompilation(),
     pluginSri(),
     pluginNonce(),
   ]);

packages/core/src/plugins/lazyCompilation.ts

@@ -0,0 +1,25 @@
+import type { RsbuildPlugin } from '../types';
+
+export const pluginLazyCompilation = (): RsbuildPlugin => ({
+  name: 'rsbuild:lazy-compilation',
+
+  setup(api) {
+    api.modifyBundlerChain((chain, { environment, isProd, target }) => {
+      if (isProd || target !== 'web') {
+        return;
+      }
+
+      const { config } = environment;
+
+      const options = config.dev?.lazyCompilation;
+      if (!options) {
+        return;
+      }
+
+      chain.experiments({
+        ...chain.get('experiments'),
+        lazyCompilation: options,
+      });
+    });
+  },
+});

packages/core/src/server/devMiddlewares.ts

@@ -146,7 +146,6 @@ const applyDefaultMiddlewares = async ({
       rspack.experiments.lazyCompilationMiddleware(
         // TODO: support for multi compiler
         isMultiCompiler(compiler) ? compiler.compilers[0] : compiler,
-        dev.lazyCompilation,
       ) as RequestHandler,
     );
   }