Merge pull request #467 from awsdocs/AWSRoman/layer-typescript

TypeScript layer example

Author: AWSRoman

sample-apps/layer-nodejs/function/index.mjs renamed to sample-apps/layer-nodejs/function-js/index.mjs

@@ -0,0 +1,28 @@
+import { Handler } from 'aws-lambda';
+import * as _ from 'lodash';
+
+type User = {
+  user: string;
+  active: boolean;
+}
+
+type UserResult = {
+  statusCode: number;
+  body: string;
+}
+
+const users: User[] = [
+  { 'user': 'Carlos', 'active': true },
+  { 'user': 'Gil-dong', 'active': false },
+  { 'user': 'Pat', 'active': false }
+];
+
+export const handler: Handler<any, UserResult> = async (): Promise<UserResult> => {
+
+  let out = _.findLastIndex(users, (user: User) => { return user.user == 'Pat'; });
+  const response = {
+    statusCode: 200,
+    body: JSON.stringify(out + ", " + users[out].user),
+  };
+  return response;
+};

sample-apps/layer-nodejs/function-ts/index.ts

@@ -0,0 +1,20 @@
+{
+  "name": "lambda-typescript-layer-example",
+  "version": "1.0.0",
+  "main": "dist/index.js",
+  "scripts": {
+    "prebuild": "rm -rf dist",
+    "build": "tsc index.ts --module nodenext --lib es2020 --outDir dist/",
+    "postbuild": "cd dist && zip -r index.zip index.js",
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "",
+  "license": "MIT-0",
+  "description": "",
+  "devDependencies": {
+    "@types/aws-lambda": "^8.10.145",
+    "@types/lodash": "^4.17.9",
+    "lodash": "^4.17.21",
+    "typescript": "^5.6.2"
+  }
+}