the-ldk/src/constructs/LambdaFunction/TSLambdaFunction.ts

Welcome to the LDK! A collection of custom AWS CDK constructs to help you build serverless applications faster.

import { Stack } from 'aws-cdk-lib';
import { Construct } from 'constructs';
import { NodejsFunction } from 'aws-cdk-lib/aws-lambda-nodejs';
import { Architecture, Runtime } from 'aws-cdk-lib/aws-lambda';
import { LambdaFunctionProps } from '../../types/TSLambdaFunction.type';

export class TSLambdaFunction extends Construct {
  public readonly tsLambdaFunction: NodejsFunction;

  constructor(scope: Stack, id: string, props: LambdaFunctionProps) {
    super(scope, id);

    const {
      serviceName,
      stage,
      entryPath,
      handlerName = 'handler',
      tsConfigPath,
      functionName = `${serviceName}-${id}-${stage}`,
      customOptions = {},
    } = props;

    this.tsLambdaFunction = new NodejsFunction(
      this,
      `${serviceName}-${id}-${stage}`,
      {
        entry: entryPath,
        runtime: Runtime.NODEJS_20_X,
        architecture: Architecture.ARM_64,
        handler: handlerName,
        bundling: {
          sourceMap: true,
          minify: true,
          tsconfig: tsConfigPath,
        },
        functionName,
        ...customOptions,
      }
    );
  }
}