gibbok/typescript-book: The Concise TypeScript Book: A Concise Guide to Effective Development in TypeScript. Free and Open Source.

The Concise TypeScript Book provides a comprehensive and succinct overview of TypeScript's capabilities. It offers clear explanations covering all aspects found in the latest version of the language. Author Simone Poggiali is an experienced Senior Front-end Developer with a passion for writing professional-grade code.

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Jul 04, 2023•57m read time•From github.com

Table of contents

Table of content Introduction About the author TypeScript an introduction Getting Started With TypeScript Exploring the Type System Primitive Types Type Annotations Object Types Optional Properties Readonly Properties Index Signatures Extending Types Intersection Types Literal Types Literal Inference null and undefined strictNullChecks Non-null Assertion Operator (Postfix !)Enums Narrowing Assignments Control flow analysis type predicates Discriminated unions The never type Exhaustiveness checking Object Types Tuple Type Fixed length tuple Union Type Intersection Types Type Indexing Type from Value Type from Func Return Type from Module Mapped types Conditional Types Distributive conditional types “infer” Type inference in conditional types Predefined conditional types Template Union Types Any type Unknown type Void type Never type Interface and Type Built-in Type Primitives Common Built-in JS Objects Overloads Get & Set Merging and Extension Differences between Type and Interface Class Generics Erased Structural Types Namespacing Symbols Triple-Slash Directives Type Manipulation Others