This content originally appeared on Bits and Pieces - Medium and was authored by berastis
The advantages of using Shadow DOM encapsulation for shared components in an Angular monorepo and how it can significantly enhance your development experience.
As an Angular developer, you’re likely familiar with the concept of monorepo projects and their benefits. One challenge when building shared components in an Angular monorepo is maintaining component isolation and preventing CSS leakage. That’s where Shadow DOM encapsulation comes into play.
In this article, we’ll delve into the advantages of using Shadow DOM encapsulation for shared components in an Angular monorepo and how it can significantly enhance your development experience.
Why Shadow DOM for Shared Components in Angular Monorepo?
In Angular monorepo projects, multiple applications or libraries often share common components. To maintain component isolation and prevent potential styling conflicts, Shadow DOM encapsulation is essential. Here are a few reasons why you should consider using Shadow DOM in your Angular monorepo projects:
- Style Isolation
By encapsulating the DOM and CSS within a Shadow Tree, Shadow DOM effectively isolates styles from one component to another. This prevents style leaks from a shared component to its consumers, ensuring that components remain self-contained and style-independent.
2. Clear Boundaries
Using Shadow DOM encapsulation ensures that shared components have well-defined boundaries. This separation of concerns enables developers to work on different parts of an application without worrying about accidentally breaking other components.
3. Better Reusability
With Shadow DOM, shared components become more reusable and easier to integrate into other projects. This is because their styles and scripts are scoped locally, making them more portable and resistant to external changes.
4. Simplified Maintenance
As shared components are isolated with Shadow DOM, it becomes easier to maintain them over time. Changes to one component will not accidentally affect other components or applications, reducing the chance of introducing bugs or regressions.
💡 This is exactly the approach an open-source tool such as Bit enables. By adopting a composable, modularity-first design for your components, and independently storing, testing, and documenting atomic units of UI instead of entire apps at once, your app scales better, and is infinitely more maintainable.
Learn more here:
How to Enable Shadow DOM Encapsulation in Angular
To enable Shadow DOM encapsulation in an Angular component, simply set the ‘encapsulation’ property of the component’s metadata to ‘ViewEncapsulation.ShadowDom’, like so:
import { Component, ViewEncapsulation } from '@angular/core';
@Component({
selector: 'app-shared-component',
templateUrl: './shared-component.component.html',
styleUrls: ['./shared-component.component.scss'],
encapsulation: ViewEncapsulation.ShadowDom
})
export class SharedComponent {}Shadow DOM encapsulation in shared components of an Angular monorepo offers numerous benefits, such as style isolation, clear boundaries, better reusability, and simplified maintenance. By leveraging Shadow DOM, you can create a scalable and maintainable monorepo project that encourages the development of isolated, reusable, and style-independent components. Embracing Shadow DOM encapsulation will enable you to build more robust Angular applications with greater efficiency and ease.
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Learn more:
- Introducing Angular Component Development Environment
- 10 Useful Angular Features You’ve Probably Never Used
- 11 Top Angular Developer Tools for 2020
- How We Build Micro Frontends
- How to Share Angular Components Between Projects and Apps
- How we Build a Component Design System
Why Shared Components in Angular Should Use Shadow DOM Encapsulation was originally published in Bits and Pieces on Medium, where people are continuing the conversation by highlighting and responding to this story.
This content originally appeared on Bits and Pieces - Medium and was authored by berastis
berastis | Sciencx (2023-04-14T12:51:31+00:00) Why Shared Components in Angular Should Use Shadow DOM Encapsulation. Retrieved from https://www.scien.cx/2023/04/14/why-shared-components-in-angular-should-use-shadow-dom-encapsulation/
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