feat(node): No-code init via --import=@sentry/node/init

dev-packages/node-integration-tests/suites/no-code/app.js

@@ -0,0 +1,3 @@
+setTimeout(() => {
+  throw new Error('Test error');
+}, 1000);

dev-packages/node-integration-tests/suites/no-code/app.mjs

@@ -0,0 +1,3 @@
+setTimeout(() => {
+  throw new Error('Test error');
+}, 1000);

dev-packages/node-integration-tests/suites/no-code/test.ts

@@ -0,0 +1,37 @@
+import { conditionalTest } from '../../utils';
+import { cleanupChildProcesses, createRunner } from '../../utils/runner';
+
+const EVENT = {
+  exception: {
+    values: [
+      {
+        type: 'Error',
+        value: 'Test error',
+      },
+    ],
+  },
+};
+
+describe('no-code init', () => {
+  afterAll(() => {
+    cleanupChildProcesses();
+  });
+
+  test('CJS', done => {
+    createRunner(__dirname, 'app.js')
+      .withFlags('--require=@sentry/node/init')
+      .withMockSentryServer()
+      .expect({ event: EVENT })
+      .start(done);
+  });
+
+  conditionalTest({ min: 18 })('--import', () => {
+    test('ESM', done => {
+      createRunner(__dirname, 'app.mjs')
+        .withFlags('--import=@sentry/node/init')
+        .withMockSentryServer()
+        .expect({ event: EVENT })
+        .start(done);
+    });
+  });
+});

packages/node/package.json

@@ -41,6 +41,14 @@
       "import": {
         "default": "./build/loader-hook.mjs"
       }
+    },
+    "./init":{
+      "import": {
+        "default": "./build/esm/init.js"
+      },
+      "require": {
+        "default": "./build/cjs/init.js"
+      }
     }
   },
   "typesVersions": {

packages/node/rollup.npm.config.mjs

@@ -19,6 +19,7 @@ export default [
   localVariablesWorkerConfig,
   ...makeNPMConfigVariants(
     makeBaseNPMConfig({
+      entrypoints: ['src/index.ts', 'src/init.ts'],
       packageSpecificConfig: {
         output: {
           // set exports to 'named' or 'auto' so that rollup doesn't warn

packages/node/src/init.ts

@@ -0,0 +1,9 @@
+import { init } from './sdk/init';
+
+/**
+ * The @sentry/node/init export can be used with the node --import and --require args to initialize the SDK entirely via
+ * environment variables.
+ *
+ * > SENTRY_DSN=https://examplePublicKey@o0.ingest.sentry.io/0 SENTRY_TRACES_SAMPLE_RATE=1.0 node --import=@sentry/node/init app.mjs
+ */
+init();