fix: improve the typescript sample (#1015)

appengine/typescript/index.ts

@@ -12,20 +12,12 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-/* tslint:disable:no-console */
+const PORT = Number(process.env.PORT) || 8080;
+import * as express from "express";
 
-declare var process: {
-  env: {
-      PORT: string,
-  },
-};
+const app = express();
 
-const PORT: number = Number(process.env.PORT) || 8080;
-import express = require("express");
-
-const app: any = express();
-
-app.get("/", (req: any, res: any) => {
+app.get("/", (req, res) => {
   res.send("🎉 Hello TypeScript! 🎉");
 });
 

appengine/typescript/package.json

@@ -9,10 +9,13 @@
     "node": ">=8.0.0"
   },
   "scripts": {
-    "test": "npm run gcp-build && npm run lint && repo-tools test app -- index.js",
-    "lint": "tslint index.ts",
+    "prepare": "npm run gcp-build",
+    "pretest": "npm run gcp-build",
+    "test": "repo-tools test app -- index.js",
+    "posttest": "npm run lint",
+    "lint": "tslint -p .",
     "start": "node ./index.js",
-    "gcp-build": "tsc index.ts",
+    "gcp-build": "tsc -p .",
     "deploy": "gcloud app deploy"
   },
   "dependencies": {
@@ -21,6 +24,7 @@
   },
   "devDependencies": {
     "@google-cloud/nodejs-repo-tools": "^2.3.3",
+    "@types/express": "^4.16.0",
     "tslint": "^5.11.0"
   }
 }

appengine/typescript/tsconfig.json

@@ -0,0 +1,9 @@
+{
+  "compilerOptions": {
+    "target": "es2016",
+    "module": "commonjs"
+  },
+  "include": [
+    "*.ts"
+  ]
+}

appengine/typescript/tslint.json

@@ -1,3 +1,6 @@
 {
-    "extends": "tslint:recommended"
+  "extends": "tslint:recommended",
+  "rules": {
+    "no-console": false
+  }
 }