fix(js): node executor should always log error

e2e/js/src/js-node.test.ts

@@ -0,0 +1,50 @@
+import {
+  cleanupProject,
+  newProject,
+  runCLI,
+  uniq,
+  updateFile,
+  updateProjectConfig,
+} from '@nx/e2e/utils';
+
+describe('js:node error handling', () => {
+  let scope: string;
+
+  beforeEach(() => {
+    scope = newProject();
+  });
+
+  afterEach(() => cleanupProject());
+
+  it('should log out the error', () => {
+    const esbuildLib = uniq('esbuildlib');
+
+    runCLI(
+      `generate @nx/js:lib ${esbuildLib} --bundler=esbuild --no-interactive`
+    );
+
+    updateFile(`libs/${esbuildLib}/src/index.ts`, () => {
+      return `
+        console.log('Hello from my library!');
+        throw new Error('This is an error');
+        `;
+    });
+
+    updateProjectConfig(esbuildLib, (config) => {
+      config.targets['run-node'] = {
+        executor: '@nx/js:node',
+        options: {
+          buildTarget: `${esbuildLib}:build`,
+          watch: false,
+        },
+      };
+      return config;
+    });
+
+    const output = runCLI(`run ${esbuildLib}:run-node`, {
+      redirectStderr: true,
+    });
+    expect(output).toContain('Hello from my library!');
+    expect(output).toContain('This is an error');
+  }, 240_000);
+});

e2e/utils/command-utils.ts

@@ -23,6 +23,7 @@ export interface RunCmdOpts {
   cwd?: string;
   silent?: boolean;
   verbose?: boolean;
+  redirectStderr?: boolean;
 }
 
 /**
@@ -325,26 +326,25 @@ export function runCLI(
     silenceError: false,
     env: undefined,
     verbose: undefined,
+    redirectStderr: undefined,
   }
 ): string {
   try {
     const pm = getPackageManagerCommand();
-    const logs = execSync(
-      `${pm.runNxSilent} ${command} ${
-        opts.verbose ?? isVerboseE2ERun() ? ' --verbose' : ''
-      }`,
-      {
-        cwd: opts.cwd || tmpProjPath(),
-        env: {
-          CI: 'true',
-          ...getStrippedEnvironmentVariables(),
-          ...opts.env,
-        },
-        encoding: 'utf-8',
-        stdio: 'pipe',
-        maxBuffer: 50 * 1024 * 1024,
-      }
-    );
+    const commandToRun = `${pm.runNxSilent} ${command} ${
+      opts.verbose ?? isVerboseE2ERun() ? ' --verbose' : ''
+    }${opts.redirectStderr ? ' 2>&1' : ''}`;
+    const logs = execSync(commandToRun, {
+      cwd: opts.cwd || tmpProjPath(),
+      env: {
+        CI: 'true',
+        ...getStrippedEnvironmentVariables(),
+        ...opts.env,
+      },
+      encoding: 'utf-8',
+      stdio: 'pipe',
+      maxBuffer: 50 * 1024 * 1024,
+    });
 
     if (opts.verbose ?? isVerboseE2ERun()) {
       output.log({

packages/js/src/executors/node/node.impl.ts

@@ -10,11 +10,13 @@ import {
 import { daemonClient } from 'nx/src/daemon/client/client';
 import { randomUUID } from 'crypto';
 import { join } from 'path';
+import * as path from 'path';
 
 import { InspectType, NodeExecutorOptions } from './schema';
 import { createAsyncIterable } from '@nx/devkit/src/utils/async-iterable';
 import { calculateProjectDependencies } from '../../utils/buildable-libs-utils';
 import { killTree } from './lib/kill-tree';
+import { fileExists } from 'nx/src/utils/fileutils';
 
 interface ActiveTask {
   id: string;
@@ -71,12 +73,11 @@ export async function* nodeExecutor(
 
   // Re-map buildable workspace projects to their output directory.
   const mappings = calculateResolveMappings(context, options);
-  const fileToRun = join(
-    context.root,
-    buildOptions.outputPath,
-    buildOptions.outputFileName ?? 'main.js'
-  );
 
+  const outputFileName =
+    buildOptions.outputFileName ?? `${path.parse(buildOptions.main).name}.js`;
+
+  const fileToRun = join(context.root, buildOptions.outputPath, outputFileName);
   const tasks: ActiveTask[] = [];
   let currentTask: ActiveTask = null;
 
@@ -159,7 +160,7 @@ export async function* nodeExecutor(
                   stdio: [0, 1, 'pipe', 'ipc'],
                   env: {
                     ...process.env,
-                    NX_FILE_TO_RUN: fileToRun,
+                    NX_FILE_TO_RUN: fileToRunCorrectPath(fileToRun),
                     NX_MAPPINGS: JSON.stringify(mappings),
                   },
                 }
@@ -168,7 +169,8 @@ export async function* nodeExecutor(
               task.childProcess.stderr.on('data', (data) => {
                 // Don't log out error if task is killed and new one has started.
                 // This could happen if a new build is triggered while new process is starting, since the operation is not atomic.
-                if (options.watch && !task.killed) {
+                // Log the error in normal mode
+                if (!options.watch || !task.killed) {
                   logger.error(data.toString());
                 }
               });
@@ -304,4 +306,23 @@ function runWaitUntilTargets(
   );
 }
 
+function fileToRunCorrectPath(fileToRun: string): string {
+  if (!fileExists(fileToRun)) {
+    const cjsFile = fileToRun.replace(/\.js$/, '.cjs');
+    if (fileExists(cjsFile)) {
+      fileToRun = cjsFile;
+    } else {
+      const mjsFile = fileToRun.replace(/\.js$/, '.mjs');
+      if (fileExists(mjsFile)) {
+        fileToRun = mjsFile;
+      } else {
+        throw new Error(
+          `Could not find ${fileToRun}. Make sure your build succeeded.`
+        );
+      }
+    }
+  }
+  return fileToRun;
+}
+
 export default nodeExecutor;