Mastering TypeScript: Advanced Types and Patterns

TypeScript has become an essential tool for modern web development. Learn how to leverage its advanced features to write better, more maintainable code.

Advanced Type System Features

// Advanced TypeScript patterns
type DeepPartial<T> = {
  [P in keyof T]?: T[P] extends object
    ? DeepPartial<T[P]>
    : T[P];
};

type AsyncResult<T> = {
  data: T | null;
  loading: boolean;
  error: Error | null;
};

Design Patterns in TypeScript

• Factory Pattern implementation
• Dependency injection
• Builder Pattern
• Observer Pattern