feat(nuxt): Add server config to root folder

dev-packages/e2e-tests/test-applications/nuxt-3/package.json

@@ -14,10 +14,10 @@
   },
   "dependencies": {
     "@sentry/nuxt": "latest || *",
-    "nuxt": "3.12.4"
+    "nuxt": "3.13.1"
   },
   "devDependencies": {
-    "@nuxt/test-utils": "^3.13.1",
+    "@nuxt/test-utils": "^3.14.1",
     "@playwright/test": "^1.44.1",
     "@sentry-internal/test-utils": "link:../../../test-utils"
   }

packages/nuxt/src/module.ts

@@ -1,8 +1,8 @@
-import * as fs from 'fs';
-import * as path from 'path';
 import { addPlugin, addPluginTemplate, addServerPlugin, createResolver, defineNuxtModule } from '@nuxt/kit';
 import type { SentryNuxtModuleOptions } from './common/types';
+import { addServerConfigToBuild } from './vite/addServerConfig';
 import { setupSourceMaps } from './vite/sourceMaps';
+import { findDefaultSdkInitFile } from './vite/utils';
 
 export type ModuleOptions = SentryNuxtModuleOptions;
 
@@ -62,22 +62,8 @@ export default defineNuxtModule<ModuleOptions>({
     if (clientConfigFile || serverConfigFile) {
       setupSourceMaps(moduleOptions, nuxt);
     }
+    if (serverConfigFile && serverConfigFile.includes('.server.config')) {
+      addServerConfigToBuild(moduleOptions, nuxt, serverConfigFile);
+    }
   },
 });
-
-function findDefaultSdkInitFile(type: 'server' | 'client'): string | undefined {
-  const possibleFileExtensions = ['ts', 'js', 'mjs', 'cjs', 'mts', 'cts'];
-
-  const cwd = process.cwd();
-  const filePath = possibleFileExtensions
-    .map(e =>
-      path.resolve(
-        type === 'server'
-          ? path.join(cwd, 'public', `instrument.${type}.${e}`)
-          : path.join(cwd, `sentry.${type}.config.${e}`),
-      ),
-    )
-    .find(filename => fs.existsSync(filename));
-
-  return filePath ? path.basename(filePath) : undefined;
-}

packages/nuxt/src/vite/addServerConfig.ts

@@ -0,0 +1,64 @@
+import * as fs from 'fs';
+import * as path from 'path';
+import { createResolver } from '@nuxt/kit';
+import type { Nuxt } from '@nuxt/schema';
+import type { SentryNuxtModuleOptions } from '../common/types';
+
+/**
+ *  Adds the `server.config.ts` file as `instrument-sentry.mjs` to the `.output` directory to be able to reference this file in the node --import option.
+ *
+ *  1. Adding the file as a rollup import, so it is included in the build (automatically transpiles the file).
+ *  2. Copying the file to the `.output` directory after the build process is finished.
+ */
+export function addServerConfigToBuild(
+  moduleOptions: SentryNuxtModuleOptions,
+  nuxt: Nuxt,
+  serverConfigFile: string,
+): void {
+  if (moduleOptions.debug) {
+    // eslint-disable-next-line no-console
+    console.log(
+      '[Sentry] Using your `sentry.server.config` file for the server-side Sentry configuration. In case you have a `public/instrument.server` file, it will be ignored.',
+    );
+  }
+
+  nuxt.hook('vite:extendConfig', async (viteInlineConfig, _env) => {
+    if (
+      typeof viteInlineConfig?.build?.rollupOptions?.input === 'object' &&
+      'server' in viteInlineConfig.build.rollupOptions.input
+    ) {
+      // Create a rollup entry for the server config to add it as `instrument-sentry.mjs` to the build
+      (viteInlineConfig.build.rollupOptions.input as { [entryName: string]: string })['instrument-sentry'] =
+        createResolver(nuxt.options.srcDir).resolve(`/${serverConfigFile}`);
+    }
+
+    /**
+     * When the build process is finished, copy the `sentry.server.config` file to the `.output` directory.
+     * This is necessary because we need to reference this file path in the node --import option.
+     */
+    nuxt.hook('close', async () => {
+      const source = path.resolve('.nuxt/dist/server/instrument-sentry.mjs');
+      const destination = path.resolve('.output/server/instrument-sentry.mjs');
+
+      try {
+        await fs.promises.access(source, fs.constants.F_OK);
+        await fs.promises.copyFile(source, destination);
+
+        if (moduleOptions.debug) {
+          // eslint-disable-next-line no-console
+          console.log(
+            '[Sentry] Successfully added the content of the `sentry.server.config` file as `instrument-sentry.mjs` to the `.output/server` directory',
+          );
+        }
+      } catch (error) {
+        if (moduleOptions.debug) {
+          // eslint-disable-next-line no-console
+          console.warn(
+            '[Sentry] An error occurred when trying to add the `sentry.server.config` file to the `.output` directory',
+            error,
+          );
+        }
+      }
+    });
+  });
+}

packages/nuxt/src/vite/utils.ts

@@ -0,0 +1,28 @@
+import * as fs from 'fs';
+import * as path from 'path';
+
+/**
+ *  Find the default SDK init file for the given type (client or server).
+ *  The sentry.server.config file is prioritized over the instrument.server file.
+ */
+export function findDefaultSdkInitFile(type: 'server' | 'client'): string | undefined {
+  const possibleFileExtensions = ['ts', 'js', 'mjs', 'cjs', 'mts', 'cts'];
+  const cwd = process.cwd();
+
+  const filePaths: string[] = [];
+  if (type === 'server') {
+    for (const ext of possibleFileExtensions) {
+      // order is important here - we want to prioritize the server.config file
+      filePaths.push(path.join(cwd, `sentry.${type}.config.${ext}`));
+      filePaths.push(path.join(cwd, 'public', `instrument.${type}.${ext}`));
+    }
+  } else {
+    for (const ext of possibleFileExtensions) {
+      filePaths.push(path.join(cwd, `sentry.${type}.config.${ext}`));
+    }
+  }
+
+  const filePath = filePaths.find(filename => fs.existsSync(filename));
+
+  return filePath ? path.basename(filePath) : undefined;
+}

packages/nuxt/test/vite/utils.test.ts

@@ -0,0 +1,73 @@
+import * as fs from 'fs';
+import { afterEach, describe, expect, it, vi } from 'vitest';
+import { findDefaultSdkInitFile } from '../../src/vite/utils';
+
+vi.mock('fs');
+
+describe('findDefaultSdkInitFile', () => {
+  afterEach(() => {
+    vi.clearAllMocks();
+  });
+
+  it('should return the server file if it exists', () => {
+    vi.spyOn(fs, 'existsSync').mockImplementation(filePath => {
+      return !(filePath instanceof URL) && filePath.includes('sentry.server.config.js');
+    });
+
+    const result = findDefaultSdkInitFile('server');
+    expect(result).toBe('sentry.server.config.js');
+  });
+
+  it('should return the client file if it exists', () => {
+    vi.spyOn(fs, 'existsSync').mockImplementation(filePath => {
+      return !(filePath instanceof URL) && filePath.includes('sentry.client.config.js');
+    });
+
+    const result = findDefaultSdkInitFile('client');
+    expect(result).toBe('sentry.client.config.js');
+  });
+
+  it('should return undefined if no file exists', () => {
+    vi.spyOn(fs, 'existsSync').mockReturnValue(false);
+
+    const result = findDefaultSdkInitFile('server');
+    expect(result).toBeUndefined();
+  });
+
+  it('should return the server config file if server.config and instrument exist', () => {
+    vi.spyOn(fs, 'existsSync').mockImplementation(filePath => {
+      return (
+        !(filePath instanceof URL) &&
+        (filePath.includes('sentry.server.config.js') || filePath.includes('instrument.server.js'))
+      );
+    });
+
+    const result = findDefaultSdkInitFile('server');
+    expect(result).toBe('sentry.server.config.js');
+  });
+
+  it('should return the server file with .ts extension if it exists', () => {
+    vi.spyOn(fs, 'existsSync').mockImplementation(filePath => {
+      return !(filePath instanceof URL) && filePath.includes('sentry.server.config.ts');
+    });
+
+    const result = findDefaultSdkInitFile('server');
+    expect(result).toBe('sentry.server.config.ts');
+  });
+
+  it('should return the client file with .mjs extension if it exists', () => {
+    vi.spyOn(fs, 'existsSync').mockImplementation(filePath => {
+      return !(filePath instanceof URL) && filePath.includes('sentry.client.config.mjs');
+    });
+
+    const result = findDefaultSdkInitFile('client');
+    expect(result).toBe('sentry.client.config.mjs');
+  });
+
+  it('should return undefined if no file with specified extensions exists', () => {
+    vi.spyOn(fs, 'existsSync').mockReturnValue(false);
+
+    const result = findDefaultSdkInitFile('server');
+    expect(result).toBeUndefined();
+  });
+});