lamb-rest-api v2.0.2

Lamb-rest-api

About

Mapping handler lambda function request to rest API request.

Example

• serverless.yml

...
functions:
  hello:
    handler: handler.hello
    events:
      - http:
          method: GET
          path: hello
  
...

• routes.ts

import { Router, Application } from 'lamb-rest-api';

const routes = new Router();
routes.get('/hello', (app: Application) => {
  return {
    httpStatus: 200,
    body: JSON.stringify({
      event: app.event,
    }, null, 2);
  }
});

export default {
  routes,
}

• handler.ts

import { APIGatewayProxyHandler } from 'aws-lambda';
import { LambRestAPI } from 'lamb-rest-api';
import { routes } from './routes.ts';
import 'source-map-support/register';

export const hello: APIGatewayProxyHandler = LambRestAPI.handler({
  routes,
});

Custom Application

• application-builder.ts

import { Application } from 'lamb-rest-api';

class MyApplication extends Application {
  constructor(event, context, callback) {
    super(event, context, callback);
  }

  public contextBuilder() {
    // custom your data
    const event$ = this.event;
    const context$ = this.context;
    // ...
  }
}

• handler.ts

import { MyApplication } from './application-builder.ts';

export const hello: APIGatewayProxyHandler = LambRestAPI.handler({
  application: MyApplication,
});