Using TypeScript for Building Polymorphic React Components

Intermediate

28 Lessons

Certificate of Completion

Extend your knowledge of reusable components to include strongly typed polymorphic components

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Explanations

This course includes

35 Playgrounds

5 Quizzes

23 Illustrations

This course includes

35 Playgrounds

5 Quizzes

23 Illustrations

Course Overview

TypeScript has become the de facto way to build modern web applications. With the rise of design systems and reusable components, building strongly typed polymorphic components is a desirable skill for the modern web engineer. This course provides a bottom-up approach to building strongly typed polymorphic components. You will start with a naive implementation of a polymorphic component and explore its drawbacks. You will then use TypeScript to provide a production-ready component interface. Finally, you’...Show More

TAKEAWAY SKILLS

React.js

React Components

Javascript

What You'll Learn

An understanding of intermediate TypeScript utility types and TypeScript generics

Hands-on experience building polymorphic React components

A working knowledge of strongly typed polymorphism in React

The ability to enforce valid HTML element attributes based on a polymorphic prop

Course Content

Introduction

About Polymorphic Components

Polymorphic Components in Chakra UI Polymorphic Components in Material UI Build a Polymorphic Component

Drawbacks of Simple Implementation Polymorphic Component Element Attributes

Strongly Typed Polymorphic Components

Introduction to TypeScript Generics Constraining Generics Using a Generic Polymorphic Prop Handling Generics in JSX Receiving Valid HTML Element Strings Handling Valid Component Attributes The ComponentProps Type Handling Default Values for the Polymorphic Prop Introducing a Reusable Component Prop Strongly Typed Component Props Reusable Component Props Quiz

Build a Reusable Polymorphic Type Utility

A First Look Building the Reusable Utility Quiz

Polymorphic Component with Ref Support

Component Props with Ref Support The PolymorphicRef Type Strongly Typed Refs Quiz

Exercise and Conclusion

Exercise: Build a Polymorphic Border Component The Exercise Solution Conclusion

COURSE AUTHOR

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