[@types/scryptsy] Add scryptsy type definition

types/scryptsy/index.d.ts

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+// Type definitions for scryptsy 2.0
+// Project: https://github.com/cryptocoinjs/scryptsy
+// Definitions by: Satana Charuwichitratana <https://github.com/micksatana>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+/// <reference types="node" />
+
+export = scryptsy;
+
+declare function scryptsy(key: Buffer | string, salt: Buffer | string, N: number, r: number, p: number, dkLen: number,
+                          progressCallback?: (status: { current: number, total: number, percent: number }) => void): Buffer;
+
+declare namespace scryptsy {
+    const prototype: {};
+}

types/scryptsy/scryptsy-tests.ts

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+import * as scrypt from 'scryptsy';
+
+const key = 'TheKey';
+const salt = 'Salty';
+
+// Test without processCallback
+const data: Buffer = scrypt(key, salt, 16384, 8, 1, 64);
+
+// Test with processCallback
+scrypt(key, salt, 16384, 8, 1, 64, (status) => {
+    status.current;
+    status.total;
+    status.percent;
+});

types/scryptsy/tsconfig.json

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

types/scryptsy/tslint.json

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