feat: add vhost types (#43467)

* feat: add vhost types

* refactor: lints

types/vhost/index.d.ts

@@ -0,0 +1,10 @@
+// Type definitions for vhost 3.0
+// Project: https://github.com/expressjs/vhost
+// Definitions by: Vincenzo Chianese <https://github.com/DefinitelyTyped>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+import express = require('express');
+
+declare function vhost(hostname: string, handler: express.Handler): string;
+
+export = vhost;

types/vhost/tsconfig.json

@@ -0,0 +1,24 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictFunctionTypes": true,
+        "esModuleInterop": true,
+        "strictNullChecks": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "vhost-tests.ts"
+    ]
+}

types/vhost/tslint.json

@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }

types/vhost/vhost-tests.ts

@@ -0,0 +1,5 @@
+import vhost from 'vhost';
+import { Request, Response, NextFunction } from 'express';
+
+vhost('hostname', (_req: Request, _res: Response, _next: NextFunction) => {
+});