Steps to build typescript environment:

1. Install node.js
2. npm install -g typescript (to install typescript on your machine, to test run: tsc -v)
3. tsc someFile.ts (to compile single typescript file)
4. tsc --init (to initialize new typescript project)
5. set out and root dir in tsconfig.json
6. tsc --watch (to run compiler in watch mode - on file save it will recompile your script)

Steps to run this project:

1. Install node.js
2. npm install -g typescript
3. tsc --watch