Typescript Advanced

Overview

• Why should we use Typescript – static check
• Setting up Typescript compiler
• Using concurrent to setup Node.js express API compile and run time environment.
• Using TS-Node

Typescript compiler – create a useful TS configuration and prepare our application setup.

The basic

• Modules & Types
• Casting
• Primitive types
• Types and interfaces
  • Core types
  • Custom types
  • Aliases
  • Extending interfaces
• Nested objects
• Tuples (declare different types in array)
• Enums
• Union
• Unknown, any & never

External resources

• Get type based on the JSON file
• Partial types

Functions & Classes

• Function types
• Callbacks
• Classes modifiers
• Readonly
• Abstracts
• Function overload

Advanced patterns

• Intersection
• Guards
• Index properties
• Type casting
• Unions advanced – using type property in interfaces
• Lookup types
• Conditional types
• Mapped types

Generics

• Generic function
• Constants
• Keyof
• Generic utilities
• Generic vs Union

Decorators – if time permits

• Why using decorators?
• Class decorator
• Decorator factories
• Property decorator
• Accessor
• validators

Before attending this course, students must have:

• JavaScript – Advanced knowledge
• Node.js, express – Basic knowledge
• Typescript – Basic knowledge