treat cdk examples as any other modules

Author: flochaz

examples/cdk/bin/cdk-app.ts

@@ -1,7 +1,7 @@
 #!/usr/bin/env node
 import 'source-map-support/register';
 import * as cdk from 'aws-cdk-lib';
-import { CdkAppStack } from '../lib/example-stack';
+import { CdkAppStack } from '../src/example-stack';
 
 const app = new cdk.App();
 new CdkAppStack(app, 'CdkAppStack', {});

examples/cdk/jest.config.js

@@ -1,7 +1,7 @@
 module.exports = {
   testEnvironment: 'node',
-  roots: ['<rootDir>/test'],
-  testMatch: ['**/*.test.ts'],
+  roots: ['<rootDir>/tests'],
+  testMatch: ['**/*.tests.ts'],
   transform: {
     '^.+\\.tsx?$': 'ts-jest'
   }

examples/cdk/package-lock.json

@@ -1,13 +1,13 @@
 {
   "name": "cdk-app",
-  "version": "0.1.0",
+  "version": "0.2.0",
   "bin": {
     "cdk-app": "bin/cdk-app.js"
   },
   "scripts": {
     "build": "tsc --skipLibCheck",
     "watch": "tsc -w",
-    "test": "jest",
+    "test": "jest --passWithNoTests",
     "cdk": "cdk"
   },
   "devDependencies": {

examples/cdk/package.json

@@ -12,7 +12,7 @@ const metrics = new Metrics({ namespace: namespace, serviceName: serviceName });
 const logger = new Logger({ logLevel: 'INFO', serviceName: serviceName });
 const tracer = new Tracer({ serviceName: serviceName });
 
-const lambdaHandler = async (event: typeof Events.Custom.CustomEvent, context: Context) => {
+const lambdaHandler = async (event: typeof Events.Custom.CustomEvent, context: Context): Promise<unknown> => {
   // ### Experiment with Logger
   // AWS Lambda context is automatically injected by the middleware
 
@@ -32,7 +32,7 @@ const lambdaHandler = async (event: typeof Events.Custom.CustomEvent, context: C
   const metricWithItsOwnDimensions = metrics.singleMetric();
   metricWithItsOwnDimensions.addDimension('InnerDimension', 'true');
   metricWithItsOwnDimensions.addMetric('single-metric', MetricUnits.Percent, 50);
-  
+
   // ### Experiment with Tracer
 
   // Service & Cold Start annotations will be added for you by the decorator/middleware
@@ -58,16 +58,18 @@ const lambdaHandler = async (event: typeof Events.Custom.CustomEvent, context: C
     tracer.setSegment(handlerSegment);
     // The main segment (facade) will be closed for you at the end by the decorator/middleware
   }
-  
+
   return res;
-}
+};
 
 // We instrument the handler with the various Middy middlewares
 export const handler = middy(lambdaHandler)
   .use(captureLambdaHandler(tracer))
-  .use(logMetrics(metrics, {
-    captureColdStartMetric: true,
-    throwOnEmptyMetrics: true,
-    defaultDimensions: { environment: 'example', type: 'withDecorator' },
-  }))
-  .use(injectLambdaContext(logger));
+  .use(
+    logMetrics(metrics, {
+      captureColdStartMetric: true,
+      throwOnEmptyMetrics: true,
+      defaultDimensions: { environment: 'example', type: 'withDecorator' },
+    })
+  )
+  .use(injectLambdaContext(logger));