[proxy-addr] add typings

types/proxy-addr/index.d.ts

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+// Type definitions for proxy-addr 2.0
+// Project: https://github.com/jshttp/proxy-addr#readme
+// Definitions by: BendingBender <https://github.com/BendingBender>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+/// <reference types="node" />
+import { IncomingMessage } from 'http';
+
+export = proxyAddr;
+
+declare function proxyAddr(req: IncomingMessage, trust: proxyAddr.Address | proxyAddr.Address[] | ((addr: string, i: number) => boolean)): string;
+
+declare namespace proxyAddr {
+    function all(req: IncomingMessage, trust?: Address | Address[] | ((addr: string, i: number) => boolean)): string[];
+    function compile(val: Address | Address[]): (addr: string, i: number) => boolean;
+
+    type Address = 'loopback' | 'linklocal' | 'uniquelocal' | string;
+}

types/proxy-addr/proxy-addr-tests.ts

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+import proxyaddr = require('proxy-addr');
+import { createServer } from 'http';
+
+createServer(req => {
+    // $ExpectType string
+    proxyaddr(req, addr => addr === '127.0.0.1');
+    proxyaddr(req, (addr, i) => i < 1);
+
+    proxyaddr(req, '127.0.0.1');
+    proxyaddr(req, ['127.0.0.0/8', '10.0.0.0/8']);
+    proxyaddr(req, ['127.0.0.0/255.0.0.0', '192.168.0.0/255.255.0.0']);
+
+    proxyaddr(req, '::1');
+    proxyaddr(req, ['::1/128', 'fe80::/10']);
+
+    proxyaddr(req, 'loopback');
+    proxyaddr(req, ['loopback', 'fc00:ac:1ab5:fff::1/64']);
+
+    // $ExpectType string[]
+    proxyaddr.all(req);
+    proxyaddr.all(req, 'loopback');
+
+    const trust = proxyaddr.compile('localhost');
+    proxyaddr.compile(['localhost']);
+    trust; // $ExpectType (addr: string, i: number) => boolean
+    proxyaddr(req, trust);
+});

types/proxy-addr/tsconfig.json

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+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "proxy-addr-tests.ts"
+    ]
+}

types/proxy-addr/tslint.json

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+{ "extends": "dtslint/dt.json" }