COMPENDIUMMACH 0 Architecture

TypeScript Typed Super-set

Typed superset of JavaScript that compiles to clean JavaScript for scalable web development.

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TypeScript

Typed Super-setEst. 2012

Authored by Anders Hejlsberg / Microsoft

Ring 1 Turing-Complete

Typed superset of JavaScript that compiles to clean JavaScript for scalable web development.

Paradigms

FunctionalObject-OrientedEvent-Driven

Typology & Memory

Turing-Complete Structural Type System for JavaScript

readonly modifier & const assertions

Grammar & Syntax Rules

const greeting: string = "Hello, TypeScript!";
console.log(greeting);

Representative Code Recipe

Canonical Example

interface UserPayload {
  readonly id: string;
  readonly role: 'admin' | 'user';
}

function validateUser<T extends UserPayload>(user: T): boolean {
  return user.id.length > 0;
}