Merge pull request #18094 from KentarouTakeda/mersenne-twister

Add a new package "mersenne-twister"

types/mersenne-twister/index.d.ts

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+// Type definitions for mersenne-twister 1.1
+// Project: https://github.com/boo1ean/mersenne-twister
+// Definitions by: KentarouTakeda <https://github.com/KentarouTakeda/>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+export = class MersenneTwister {
+    /**
+     * constructs mt with a number
+     * @params seed
+     */
+    constructor(seed?: number|number[]);
+
+    /**
+     * initializes mt with a number
+     */
+    init_seed(seed: number): void;
+
+    /**
+     * generates a random number on [0,0xffffffff]-interval
+     */
+    random_int(): number;
+
+    /**
+     * generates a random number on [0,0x7fffffff]-interval
+     */
+    random_int31(): number;
+
+    /**
+     * generates a random number on [0,1]-real-interval
+     */
+    random_incl(): number;
+
+    /**
+     * generates a random number on [0,1)-real-interval
+     */
+    random(): number;
+
+    /**
+     * generates a random number on (0,1)-real-interval
+     */
+    random_excl(): number;
+
+    /**
+     * generates a random number on [0,1) with 53-bit resolution
+     */
+    random_long(): number;
+};

types/mersenne-twister/mersenne-twister-tests.ts

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+import MersenneTwister = require('mersenne-twister');
+
+const msWithTime = new MersenneTwister();
+const msWithNumber = new MersenneTwister(1);
+const msWithNumbers = new MersenneTwister([1, 2, 3]);
+const msWithInitSeed = new MersenneTwister();
+msWithInitSeed.init_seed(1);
+
+const ms = msWithTime;
+let result: number;
+
+result = ms.random();
+console.log(result);
+result = ms.random_excl();
+console.log(result);
+result = ms.random_incl();
+console.log(result);
+result = ms.random_int();
+console.log(result);
+result = ms.random_int31();
+console.log(result);
+result = ms.random_long();
+console.log(result);

types/mersenne-twister/tsconfig.json

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

types/mersenne-twister/tslint.json

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