TypeScript

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npm install typescript --save-dev
mkdir src dist
npx tsc --init
vim tsconfig.json
vim /src/index.ts
npx tsc index.ts
npx tsc -w
npm install tslint --save-dev
npx eslint --init
npm fund
npx gts init
{
    "compilerOptions": {
        "target": "es5",
        "module": "commonjs",
        "strict": true,
        "outDir": "dist",
        "sourceMap": true
    }
}
npm i typescript -D
mkdir src dist
npx tsc --init
vim tsconfig.json
vim /src/index.ts
npx tsc index.ts
npx tsc -w
npm i tslint -D
npx eslint --init
npm fund
npx gts init
const world = 'world';





export function hello(word: string = world): string {
  return `Hello ${world}! `;
}

.gitignore

dist
node_modules
npm-debug.log

person.ts

namespace People {
    export class Person {
        constructor(private firstName: string, private lastName: string){
            //TODO
        }
    }
}

nation.ts

namespace People {
    export class Nation {
        private population: Person[] = [];
        add(person: Person): void {
            this.population.push(person);
        }
        get count(): number {
            return this.population.length;
        }
    }
}

app.ts

/// <reference path="person.ts" />
/// <reference path="nation.ts" />
import Person = People.Person;
import Nation = People.Nation;

const nation: Nation = new Nation();
nation.add(new Person('John', 'Lennon'));
console.log(nation.count);

tsconfig.json

{
    "compilerOptions": {
        "noImplicitAny": true,
        "removeComments": true,
        "preserveConstEnums": true,
        "outFile": "dist/app.js",
        "target": "es5"
    },
    "include": [
        "src/**/*.ts"
    ],
    "exclude": [
        "node_modules",
        "**/*.spec.ts"
    ]
}

gulpfile.js

var uglify = require('gulp-uglify');
var gulp = require('gulp');
var pump = require('pump');
 
gulp.task('compress', function (cb) {
  pump([
        gulp.src('dist/app.js'),
        uglify(),
        gulp.dest('dist/minify')
    ],
    cb
  );
});

gulp.task('default', ['compress']);

package.json

{
   "scripts": {
      "gulp": "./node_modules/.bin/gulp",
      "compile": "./node_modules/.bin/tsc",
      "start": "npm run compile && node dist/app.js && npm run gulp"
   },
   "devDependencies": {
      "typescript": "^2.0.9",
      "gulp-uglify": "^3.0.0",
      "gulp": "^3.9.1",
      "pump": "^3.0.0"
   }
}

Build

npm install
npm start

References