aws_cdk_nodejs_lambda_function_from_local_directory.ts

1import * as cdk from 'aws-cdk-lib';
2import { Construct } from 'constructs';
3import * as lambda from 'aws-cdk-lib/aws-lambda';
4import * as path from 'path';
5
6export class MyLambdaStack extends cdk.Stack {
7  constructor(scope: Construct, id: string, props?: cdk.StackProps) {
8    super(scope, id, props);
9
10    // Define the Lambda function resource
11    const myFunction = new lambda.Function(this, 'HelloWorldFunction', {
12      runtime: lambda.Runtime.NODEJS_20_X, // Execution environment
13      handler: 'index.handler',            // File is index.js, function is handler
14      code: lambda.Code.fromAsset(path.join(__dirname, 'lambda')), // Code loaded from the "lambda" directory
15    });
16  }
17}
18
19const app = new cdk.App();
20new MyLambdaStack(app, 'MyLambdaStack');