Brandon Satrom

Building Polyfills (eBook, PDF)

Web Platform APIs for the Present and Future

• Format: PDF

Produktbeschreibung

Add custom features to browsers old and new by writing polyfill libraries, JavaScript plugins that take browsers beyond their native capabilities. In this practical fieldbook, author Brandon Satrom introduces principles and guidelines for polyfill development, and then walks you through the steps for building a complex, real-world HTML5 polyfill.Youll also explore the future of polyfillingor prollyfillingthat will enable you to test and work with emerging concepts, often ahead of browser vendors. By the time you finish this book, youll have the tools and hands-on experience you need to build reliable polyfills for todays and tomorrows Web.Learn the current state of polyfills, including shims, opt-ins, and drop-insUse principles and practices to build responsible polyfills that benefit the entire web development communityBuild out several features for an HTML5 Forms polyfill libraryConfigure a build environment and run automated cross-browser testingOptimize performance, handle edge cases, and fine-tune the speed of your polyfillGet examples of prollyfilling libraries that push the boundaries of the WebWrite a sample prollyfill and compare it to current polyfill builds

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Produktdetails

• Verlag: O'Reilly Media
• Seitenzahl: 170
• Erscheinungstermin: 18. Februar 2014
• Englisch
• ISBN-13: 9781449370718
• Artikelnr.: 40502638

Autorenporträt

Brandon Satrom (@BrandonSatrom) is Director of Product Management for Telerik, the worlds greatest developer tools company. An unabashed lover of the open web, Brandon loves to talk about HTML, JavaScript, CSS, open source and whatever new shiny tool or technology has distracted him from that other thing he was working on. Brandon has spoken at national, international and online events, and he loves hanging out with and learning from passionate designers and developers. Brandon lives in Austin, TX with his wife, Sarah, and three sons, Benjamin, Jack and Matthew.

Inhaltsangabe

Preface
Who This Book Is For
How This Book Is Organized
Conventions Used in This Book
Using Code Examples
Safari® Books Online
How to Contact Us
Acknowledgments
Foreword
Building Polyfills
Chapter 1: The Current State of Web Polyfills
1.1 Polyfilling: Past, Present, and Future
1.2 What Is a Polyfill (and What Is It Not)?
1.3 Types of Polyfills
1.4 Why Polyfills Still Matter
Chapter 2: Principles and Practices of Polyfill Development
2.1 Building Responsible Polyfills
2.2 Principles of Responsible Polyfill Development
Chapter 3: Building Your First Polyfill, Part 1: Getting Started
3.1 The HTML5 Forms Polyfill
3.2 Setting Up Your Polyfill Project
3.3 Specifying the API
3.4 Deciding What to Build
3.5 Adding Basic Features
3.6 Beefing Up Your Polyfill with Additional Features
3.7 Building Utility Polyfills
3.8 Polyfilling Visual Features With CSS
3.9 Testing Your Work Across Browsers
Chapter 4: Building Your First Polyfill, Part 2: Build Workflows and Cross-Browser Testing
4.1 Setting Up Your Project Workflow
4.2 Jump-Starting Your Workflow
4.3 Adding Unit Tests to Your Polyfill
4.4 Automating Cross-Browser Polyfill Testing
4.5 Configuring Cross-Browser Tests with Karma
4.6 The Bottom Line: Use What Works for You!
Chapter 5: Building Your First Polyfill, Part 3: Performance and Edge-Case Testing
5.1 Building for Performance
5.2 Dealing with Browser-Specific Edge Cases
5.3 Mobile-Specific Considerations
Prollyfilling and the Future of the Web Platform
Chapter 6: The Future of Polyfilling
6.1 Polyfilling: Not Just For Older Browsers
6.2 Prollyfilling: Extending the Web Forward
6.3 Prollyfills In Action: Prollyfilling CSS
6.4 Prollyfills in Action: ServiceWorker
6.5 Prollyfills in Action: Web Components
6.6 Strategies for Polyfilling Experimental APIs
Chapter 7: Building Your First Prollyfill
7.1 Prollyfills vs. Polyfills: What's the Difference?
7.2 The Resource Priorities Prollyfill
7.3 Specifying the API and Deciding What to Build
7.4 Setting Up Your Prollyfill Project
7.5 Adding Prollyfill Features
7.6 What's Next?
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