Add type definitions for "scrambo" (#42776)

* Add types for scrambo

* Satisfy linter

* Enable esModuleInterop

* Get rid of esModuleInterop

types/scrambo/index.d.ts

@@ -0,0 +1,51 @@
+// Type definitions for scrambo 0.3
+// Project: https://github.com/nickcolley/scrambo
+// Definitions by: Christopher Mühl <https://github.com/padarom>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+type NNN = '222' | '333' | '444' | '555' | '666' | '777';
+type ScrambleType = NNN | 'clock' | 'minx' | 'pyram' | 'sq1' | 'skewb';
+
+declare class Scrambo {
+    /**
+     * Sets this instance's scrambler type and returns the original instance.
+     * @param type
+     */
+    type(type: ScrambleType): Scrambo;
+
+    /**
+     * Returns the currently configured scrambler type.
+     */
+    type(): ScrambleType;
+
+    /**
+     * Sets this instance's seed and returns the original instance.
+     * @param seed
+     */
+    seed(seed: number): Scrambo;
+
+    /**
+     * Returns the current seed type of this scrambler.
+     */
+    seed(): number;
+
+    /**
+     * Sets this instance's scramble length and returns the original instance.
+     * @param length
+     */
+    length(length: number): Scrambo;
+
+    /**
+     * Returns the currently configured scramble length.
+     */
+    length(): number;
+
+    /**
+     * Returns an array of random scrambles with the given length
+     * for the configured scrambler type.
+     * @param number defaults to 1
+     */
+    get(number?: number): [string];
+}
+
+export = Scrambo;

types/scrambo/scrambo-tests.ts

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+import Scrambo = require('scrambo');
+
+(async () => {
+    const scrambo = new Scrambo();
+    scrambo.seed(15000);
+
+    const originalType = scrambo.type();
+
+    scrambo.type('minx').length(15).get();
+    scrambo.type(originalType).get(5);
+})();

types/scrambo/tsconfig.json

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

types/scrambo/tslint.json

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