fix: preserve moduleResolution from parsed tsconfig (#52) + dep upgrades

biome.jsonc

@@ -2,12 +2,16 @@
   "$schema": "./node_modules/@biomejs/biome/configuration_schema.json",
   "vcs": {
     "enabled": true,
-    "clientKind": "git"
+    "clientKind": "git",
+    "useIgnoreFile": true
+  },
+  "files": {
+    "includes": ["**", "!dist", "!coverage"]
   },
   "formatter": {
     "indentStyle": "space",
     "lineWidth": 100,
-    "ignore": ["**/*.json"]
+    "includes": ["**", "!**/*.json"]
   },
   "javascript": {
     "formatter": {

package.json

@@ -33,17 +33,17 @@
     "mkdirp": "^3.0.1"
   },
   "devDependencies": {
-    "@biomejs/biome": "^1.9.3",
+    "@biomejs/biome": "^2.4.13",
     "@types/download": "^8.0.5",
     "@types/minimist": "^1.2.5",
     "@types/mkdirp": "^2.0.0",
-    "@types/node": "^22.7.5",
-    "@vitest/coverage-istanbul": "^2.1.3",
-    "simple-git-hooks": "^2.11.1",
-    "tsx": "^4.19.1",
-    "typescript": "^5.6.3",
-    "vitest": "^2.1.2",
-    "webpack": "^5.95.0"
+    "@types/node": "^24.12.2",
+    "@vitest/coverage-istanbul": "^4.1.5",
+    "simple-git-hooks": "^2.13.1",
+    "tsx": "^4.21.0",
+    "typescript": "^6.0.3",
+    "vitest": "^4.1.5",
+    "webpack": "^5.106.2"
   },
   "simple-git-hooks": {
     "pre-commit": "npm run lint"

src/__tests__/plugin.test.ts

@@ -2,11 +2,14 @@ import { describe, expect, test, vi } from 'vitest';
 import webpack, { type Compilation, type Compiler } from 'webpack';
 
 import { DEFAULT_DIR_DOWNLOADED_TYPES, DEFAULT_DIR_EMITTED_TYPES } from '../constants';
-import { downloadTypes } from '../downloadTypes/downloadTypes';
+import { downloadTypes } from '../downloadTypes';
 import type { ModuleFederationPluginOptions, ModuleFederationTypesPluginOptions } from '../models';
 import { ModuleFederationTypesPlugin } from '../plugin';
 
-vi.mock('../downloadTypes/downloadTypes');
+vi.mock('../downloadTypes', async importActual => ({
+  ...(await importActual<typeof import('../downloadTypes')>()),
+  downloadTypes: vi.fn(),
+}));
 
 const mockDownloadTypes = vi.mocked(downloadTypes);
 const mockAfterEmit = vi.fn();
@@ -37,13 +40,15 @@ function installPlugin(
         tap: mockAfterEmit as unknown,
       },
       beforeRun: {
-        tapPromise: (_, callback) => callback({} as Compiler) as unknown,
+        tapPromise: (_: unknown, callback: (compiler: Compiler) => unknown) =>
+          callback({} as Compiler) as unknown,
       },
       watchRun: {
-        tap: (_, callback) => callback({} as Compiler) as unknown,
+        tap: (_: unknown, callback: (compiler: Compiler) => unknown) =>
+          callback({} as Compiler) as unknown,
       },
     },
-  } as Compiler);
+  } as unknown as Compiler);
 
   return pluginInstance;
 }

src/bin/__tests__/download-federated-types.test.ts

@@ -12,7 +12,7 @@ vi.mock('node:fs', async () => ({
 
 vi.mock('minimist', () => ({
   default: (args: string[]) => {
-    const webpackConfigIndex = args.findIndex(arg => arg === '--webpack-config');
+    const webpackConfigIndex = args.indexOf('--webpack-config');
     return webpackConfigIndex > -1 ? { 'webpack-config': args[webpackConfigIndex + 1] } : {};
   },
 }));

src/compileTypes/compileTypes.ts

@@ -24,7 +24,13 @@ export function compileTypes(
   logger: CommonLogger = getLogger(),
 ): CompileTypesResult {
   const exposedFileNames = Object.values(exposedModules);
-  const { moduleResolution, ...compilerOptions } = getTSConfigCompilerOptions(tsconfigPath, logger);
+  const compilerOptions = getTSConfigCompilerOptions(tsconfigPath, logger);
+
+  // Strip the legacy raw-string `moduleResolution` ("Node") which `ts.createProgram` rejects;
+  // keep the enum value returned by the TS >= 5.4 parsed-config path.
+  if (typeof compilerOptions.moduleResolution === 'string') {
+    delete compilerOptions.moduleResolution;
+  }
 
   Object.assign(compilerOptions, {
     declaration: true,
@@ -64,7 +70,9 @@ export function compileTypes(
 
   const program = ts.createProgram(exposedFileNames, compilerOptions, host);
   const { diagnostics, emitSkipped } = program.emit();
-  diagnostics.forEach(item => reportCompileDiagnostic(item, logger));
+  for (const item of diagnostics) {
+    reportCompileDiagnostic(item, logger);
+  }
 
   if (emitSkipped) {
     logger.log('[compileTypes]: TypeScript program emit skipped');

src/compileTypes/helpers/getTSConfigCompilerOptions.ts

@@ -17,7 +17,9 @@ export function getTSConfigCompilerOptions(
 
   logger.log('tsc compiler version:', ts.version);
 
-  if (ts.version.match(/^[5-9]\.([4-9]|[1-9]\d)/)) {
+  const [major, minor] = ts.version.split('.').map(Number);
+  const isTs54OrNewer = major > 5 || (major === 5 && minor >= 4);
+  if (isTs54OrNewer) {
     const tsconfigJsonFile = ts.readJsonConfigFile(tsconfigPath, ts.sys.readFile);
     const parsedConfig = ts.parseJsonSourceFileConfigFileContent(
       tsconfigJsonFile,

src/compileTypes/rewritePathsWithExposedFederatedModules.ts

@@ -4,9 +4,8 @@ import path from 'node:path';
 import { mkdirp } from 'mkdirp';
 
 import { PREFIX_NOT_FOR_IMPORT } from '../constants';
-import type { CommonLogger, FederationConfig } from '../models';
-
 import { getLogger } from '../helpers';
+import type { CommonLogger, FederationConfig } from '../models';
 import { includeTypesFromNodeModules, substituteAliasedModules } from './helpers';
 
 export function rewritePathsWithExposedFederatedModules(

src/compileTypes/workerLogger.ts

@@ -1,7 +1,5 @@
 import { parentPort } from 'node:worker_threads';
-
-import type { CommonLogger } from '../models';
-import type { LogLevel } from '../models';
+import type { CommonLogger, LogLevel } from '../models';
 
 export function sendLog(level: LogLevel, items: unknown[]) {
   parentPort?.postMessage({

src/downloadTypes/helpers/index.ts

@@ -1,3 +1,3 @@
-export * from './downloadRemoteEntryTypes';
 export * from './downloadRemoteEntryManifest';
+export * from './downloadRemoteEntryTypes';
 export * from './downloadRemoteEntryURLsFromManifests';

src/plugin.ts

@@ -72,8 +72,9 @@ export class ModuleFederationTypesPlugin implements WebpackPluginInstance {
         moduleFederationPluginNames.includes(plugin!.constructor.name.replace(/^_/, '')),
     );
 
-    const federationPluginOptions: ModuleFederationPluginOptions = (federationOptions as Dict)
-      ?._options as ModuleFederationPluginOptions;
+    // webpack >= 5.100 exposes `options`; earlier versions used `_options`.
+    const federationPluginOptions: ModuleFederationPluginOptions = ((federationOptions as Dict)
+      ?.options ?? (federationOptions as Dict)?._options) as ModuleFederationPluginOptions;
 
     if (!federationPluginOptions?.name) {
       logger.warn(

tsconfig.json

@@ -3,6 +3,7 @@
     "allowSyntheticDefaultImports": true,
     "declaration": true,
     "esModuleInterop": true,
+    "ignoreDeprecations": "6.0",
     "lib": ["esnext"],
     "module": "CommonJS",
     "moduleResolution": "Node",
@@ -12,6 +13,7 @@
     "noUnusedLocals": true,
     "noUnusedParameters": true,
     "outDir": "./dist",
+    "rootDir": "./src",
     "skipLibCheck": true,
     "sourceMap": true,
     "strict": true,