Upgrade rspack 2

package.json

@@ -345,9 +345,9 @@
     "@osd/test": "1.0.0",
     "@osd/test-subj-selector": "0.2.1",
     "@osd/utility-types": "1.0.0",
-    "@rsdoctor/rspack-plugin": "^1.3.11",
-    "@rspack/cli": "1.7.11",
-    "@rspack/core": "1.7.11",
+    "@rsdoctor/rspack-plugin": "1.5.13",
+    "@rspack/cli": "2.0.8",
+    "@rspack/core": "2.0.8",
     "@swc/helpers": "^0.5.21",
     "@tailwindcss/postcss": "4.2.4",
     "@testing-library/dom": "^8.11.3",

packages/osd-optimizer/src/worker/run_compilers.ts

@@ -105,7 +105,15 @@ const observeCompiler = (
       if (workerConfig.profileWebpack) {
         Fs.writeFileSync(
           Path.resolve(bundle.outputDir, 'stats.json'),
-          JSON.stringify(stats.toJson())
+          JSON.stringify(
+            stats.toJson({
+              assets: true,
+              chunks: true,
+              chunkGroups: true,
+              entrypoints: true,
+              modules: true,
+            })
+          )
         );
       }
 

packages/osd-optimizer/src/worker/webpack.config.ts

@@ -105,45 +105,39 @@ export function getWebpackConfig(bundle: Bundle, bundleRefs: BundleRefs, worker:
     name: bundle.id,
     mode: worker.dist ? 'production' : 'development',
     context: Path.normalize(bundle.contextDir),
-    cache: true,
-    ...(worker.cache
+    cache: worker.cache
       ? {
-          experiments: {
-            cache: {
-              type: 'persistent',
-              buildDependencies: [
-                __filename,
-                require.resolve('./theme_loader'),
-                require.resolve('./entry_point_creator'),
-                require.resolve('@osd/optimizer/postcss.config.js'),
-                Path.resolve(worker.repoRoot, '.browserslistrc'),
-              ],
-              // Isolate caches when config that affects build output changes
-              version: JSON.stringify({
-                themeTags: worker.themeTags,
-                browserslistEnv: worker.browserslistEnv,
-              }),
-              snapshot: {
-                // Workspace-symlinked packages that are imported by plugin bundles
-                // must use content-hash validation instead of package.json version.
-                // Only @osd/* is entirely workspace-local; the others have specific
-                // symlinked packages alongside real npm packages in the same scope.
-                unmanagedPaths: [
-                  /[\\/]node_modules[\\/]@osd[\\/]/,
-                  /[\\/]node_modules[\\/]@elastic[\\/]safer-lodash-set[\\/]/,
-                  /[\\/]node_modules[\\/]@opensearch[\\/]datemath[\\/]/,
-                ],
-              },
-            },
+          type: 'persistent',
+          buildDependencies: [
+            __filename,
+            require.resolve('./theme_loader'),
+            require.resolve('./entry_point_creator'),
+            require.resolve('@osd/optimizer/postcss.config.js'),
+            Path.resolve(worker.repoRoot, '.browserslistrc'),
+          ],
+          // Isolate caches when config that affects build output changes
+          version: JSON.stringify({
+            themeTags: worker.themeTags,
+            browserslistEnv: worker.browserslistEnv,
+          }),
+          snapshot: {
+            // Workspace-symlinked packages that are imported by plugin bundles
+            // must use content-hash validation instead of package.json version.
+            // Only @osd/* is entirely workspace-local; the others have specific
+            // symlinked packages alongside real npm packages in the same scope.
+            unmanagedPaths: [
+              /[\\/]node_modules[\\/]@osd[\\/]/,
+              /[\\/]node_modules[\\/]@elastic[\\/]safer-lodash-set[\\/]/,
+              /[\\/]node_modules[\\/]@opensearch[\\/]datemath[\\/]/,
+            ],
           },
         }
-      : {}),
+      : true,
     entry: {
       [bundle.id]: ENTRY_CREATOR,
     },
 
     devtool: worker.dist ? false : 'cheap-module-source-map',
-    profile: worker.profileWebpack,
 
     output: {
       path: bundle.outputDir,
@@ -203,6 +197,13 @@ export function getWebpackConfig(bundle: Bundle, bundleRefs: BundleRefs, worker:
     ],
 
     module: {
+      parser: {
+        javascript: {
+          // Rspack 2.0 changed the default from 'warn' to 'error'.
+          // Preserve the old behavior to avoid breaking builds on non-existent exports.
+          exportsPresence: 'auto',
+        },
+      },
       // no parse rules for a few known large packages which have no require() statements
       // or which have require() statements that should be ignored because the file is
       // already bundled with all its necessary depedencies

packages/osd-pm/webpack.config.js

@@ -41,7 +41,9 @@ module.exports = {
   output: {
     path: path.resolve(__dirname, 'dist'),
     filename: '[name].js',
-    libraryTarget: 'commonjs2',
+    library: {
+      type: 'commonjs2',
+    },
     hashFunction: 'xxhash64',
   },
 

packages/osd-ui-shared-deps/scripts/build.js

@@ -33,6 +33,7 @@ const Fs = require('fs');
 
 const { run, createFailError, CiStatsReporter } = require('@osd/dev-utils');
 // const webpack = require('webpack');
+// eslint-disable-next-line import/no-unresolved
 const { rspack } = require('@rspack/core');
 // const Stats = require('webpack/lib/Stats');
 const del = require('del');

packages/osd-ui-shared-deps/webpack.config.js

@@ -33,6 +33,7 @@ const Path = require('path');
 const CompressionPlugin = require('compression-webpack-plugin');
 const { REPO_ROOT } = require('@osd/utils');
 // const webpack = require('webpack');
+// eslint-disable-next-line import/no-unresolved
 const { rspack } = require('@rspack/core');
 const { getSwcLoaderConfig } = require('@osd/utils');