Add basic typescript test file

tests/syntax-tests/source/TypeScript/LICENSE.md

@@ -0,0 +1,17 @@
+The MIT License (MIT)
+Copyright (c) Microsoft Corporation
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of this software and 
+associated documentation files (the "Software"), to deal in the Software without restriction, 
+including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, 
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all copies or substantial 
+portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT 
+NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 
+IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 
+WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

tests/syntax-tests/source/TypeScript/example.ts

@@ -0,0 +1,110 @@
+let letNumber = 10;
+const constNumber = 20;
+
+const bool: boolean = true;
+const list: number[] = [1, 2, 3];
+const array: Array<number> = [1, 2, 3];
+const pair: [string, number] = ['hello', 10];
+
+for (let i = 0; i < list.length; i += 1) {
+  console.log(list[i]);
+}
+
+if (bool) {
+  console.log('True');
+} else {
+  console.log('False');
+}
+
+const str: string = 'Jake';
+const templateStr: string = `Hello, ${str}!`;
+
+// A comment
+
+/*
+ * Multiline comments
+ * Multiline comments
+ */
+
+interface SquareConfig {
+  label: string;
+  color?: string;
+  width?: number;
+  [propName: string]: any;
+}
+
+interface SearchFunc {
+  (source: string, subString: string): boolean;
+}
+
+enum Color {
+  Red,
+  Green,
+}
+
+type Easing = "ease-in" | "ease-out" | "ease-in-out";
+
+class Greeter {
+  private readonly greeting: string;
+
+  constructor(message: string) {
+    this.greeting = message;
+  }
+
+  greet() {
+    return "Hello, " + this.greeting;
+  }
+}
+
+let greeter = new Greeter("world");
+
+class Animal {
+  move(distanceInMeters: number = 0) {
+    console.log(`Animal moved ${distanceInMeters}m.`);
+  }
+}
+
+class Dog extends Animal {
+  bark() {
+    console.log("Woof! Woof!");
+  }
+}
+
+const dog = new Dog();
+dog.bark();
+dog.move(10);
+dog.bark();
+
+class Point {
+  x: number;
+  y: number;
+}
+
+interface Point3d extends Point {
+  z: number;
+}
+
+let point3d: Point3d = { x: 1, y: 2, z: 3 };
+
+function add(x, y) {
+  return x + y;
+}
+
+let myAdd = function (x, y) {
+  return x + y;
+};
+
+(function () {
+  console.log('IIFE');
+}());
+
+function identity<T>(arg: T): T {
+  return arg;
+}
+
+let myIdentity: <T>(arg: T) => T = identity;
+
+class GenericNumber<T> {
+  zeroValue: T;
+  add: (x: T, y: T) => T;
+}