Book Image

Real-World Svelte

By : Tan Li Hau
4.3 (4)
Book Image

Real-World Svelte

4.3 (4)
By: Tan Li Hau

Overview of this book

Svelte has quickly become a popular choice among developers seeking to build fast, responsive, and efficient web applications that are high-performing, scalable, and visually stunning. This book goes beyond the basics to help you thoroughly explore the core concepts that make Svelte stand out among other frameworks. You’ll begin by gaining a clear understanding of lifecycle functions, reusable hooks, and various styling options such as Tailwind CSS and CSS variables. Next, you’ll find out how to effectively manage the state, props, and bindings and explore component patterns for better organization. You’ll also discover how to create patterns using actions, demonstrate custom events, integrate vanilla JS UI libraries, and progressively enhance UI elements. As you advance, you’ll delve into state management with context and stores, implement custom stores, handle complex data, and manage states effectively, along with creating renderless components for specialized functionalities and learning animations with tweened and spring stores. The concluding chapters will help you focus on enhancing UI elements with transitions while covering accessibility considerations. By the end of this book, you’ll be equipped to unlock Svelte's full potential, build exceptional web applications, and deliver performant, responsive, and inclusive user experiences.
Table of Contents (22 chapters)
1
Part 1: Writing Svelte Components
6
Part 2: Actions
10
Part 3: Context and Stores
16
Part 4: Transitions

Summary

Throughout this chapter, we have delved into the concept of renderless components in Svelte and explored their various use cases. Understanding renderless components equips you with a new toolset to create reusable components. A renderless component emphasizes reusability by focusing on the core logic, state, and behavior, leaving the visual presentation flexible for customization.

By using slot props, we demonstrated how to build a renderless component that is reusable and gives users control over its appearance, while maintaining the component logic and transforming imperative operations into declarative Svelte components.

We also presented practical examples of transforming imperative operations into declarative Svelte components. We demonstrated how to create <Canvas> and <Rectangle> components that draw a rectangle on a canvas, which can change in size dynamically.

In the next chapter, we will explore how Svelte stores and animations can be combined...