Home | typescript

Pre requisite

Participants should be familiar with Basic Java script ,HTML and CSS.

Course content

Introduction

Introducing TypeScript
Different versions in TypeScript
What’s new in the latest version?
Defining types in "JavaScript"
New in Typescript 6.0
Migrating from typescript 5.0 to 6.0
Defining types in Typescript
Configuring Your Environment
Running the TypeScript Compiler in Watch Mode

Basic Types and Uses

String and Number types
Union types and type aliases
Function parameter and return types
Void and Never types
Null and undefined types
Describing Values using interfaces

Interfaces and Type aliases

Defining Objects with interfaces
Optional Properties
ReadOnly Properties
Extending Interfaces ,
Type Aliases and interfaces

Functions in TypeScript

Understanding functions
Function Parameter types
Function Overloads

Classes

Declaring Enums
CONST and ambient Enums
Exhaustively checks on Enums
Class Properties
Static and Instance properties
Class Methods
Extends and Implements
Access Modifiers

Generics and Files

Introduction
Creating Generic Classes
Applying Generic Constraints
Introduction to “.dts” files
Definitely typed and @types

Resource Management
Declaration variables with using

Advanced Types & Features

Built in Temploral API Types
Map UpSert Methods
Conditional Types
Template Literal Types
Satisfies Operator
Utility types -Partial,Required,Record,Omit

Modules

Need for Modules
Organising code with namespaces
Using namespace to encapsulate private members
Internal and external modules
Import and exports
Loading modules via webpack and Vite

Decorators

Implementing method decorators
Implementing class decorators
Implementing property decorators
Implementing decorator factories

Compiler Configuration in-depth

tsconfig.json

Include and exclude files

Controlling the output to JavaScript
Emitting declaration files
Emitting source maps
Default type-safety of the compiles
Module scope and module option

Advanced Type Constructs

Type Guards
Type assertions
Mapped Types
Declaration Merging

Testing Typescript Code

Testing With Jest
Using Vite Test
any,null checks,unknown, interface usage over object

Best Practices

Merging Interfaces
Module augmentation

ES6

Spread Operator
Class Properties
Static and Instance properties
Class Methods
Extends and Implements
Access Modifiers

Working With Objects

Object Destructing
Promises
Asyn/Await
JavaScript Modules

Introduction NodeJs

Native Typescript Support
CommonJs and ES Modules
Native Web API's-Fetch,Web Streams