Added uniqid definition (#18780)

* Created definitions & tests for pick-weight 🎲

* Fix no-single-module

* Added uniqid definition

types/uniqid/index.d.ts

@@ -0,0 +1,13 @@
+// Type definitions for uniqid 4.1
+// Project: http://github.com/adamhalasz/diet-uniqid/
+// Definitions by: My Self <https://github.com/me>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+// Commmon function signature
+declare function f(prefix: string): string;
+
+// let x -> Workaround for ES6 imports
+// Combined type because of assigning to function object in original module
+declare let x: typeof f & { process: typeof f } & { time: typeof f };
+
+export = x;

types/uniqid/tsconfig.json

@@ -0,0 +1,22 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "uniqid-tests.ts"
+    ]
+}

types/uniqid/tslint.json

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

types/uniqid/uniqid-tests.ts

@@ -0,0 +1,7 @@
+import * as uniqid from "uniqid";
+
+const uniqueID = uniqid("123");
+const processString = uniqid.process("123");
+const timeString = uniqid.time("123");
+
+if (uniqueID === "" && processString === "" && timeString === "") { /**/ }