Created typings for mocha-prepare (#38727)

* mocha-prepare

Created typings for mocha-prepare.

* Fixed Export issue

Fixed export

* Fixed onUnprepare parameter

Changed onUnprepare parameter to optional.

types/mocha-prepare/index.d.ts

@@ -0,0 +1,10 @@
+// Type definitions for mocha-prepare 0.1
+// Project: https://github.com/enobufs/mocha-prepare#readme
+// Definitions by: Sorin Sandru <https://github.com/idono87>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.1
+
+/// <reference types="mocha"/>
+
+declare function prepare(onPrepare: (fn: Mocha.Done) => void, onUnprepare?: (fn: Mocha.Done) => void): void;
+export = prepare;

types/mocha-prepare/mocha-prepare-tests.ts

@@ -0,0 +1,14 @@
+import prepare = require('mocha-prepare');
+
+prepare(
+    done => {
+        done();
+    },
+    done => {
+        done();
+    },
+);
+
+prepare(done => {
+    done();
+});

types/mocha-prepare/tsconfig.json

@@ -0,0 +1,23 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictFunctionTypes": true,
+        "strictNullChecks": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "mocha-prepare-tests.ts"
+    ]
+}

types/mocha-prepare/tslint.json

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