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A DIY Guide To Building Your Own Rendering Engine
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Francesco Strazzullo (AKA Strazz) @TheStrazz86 (Follow me on Twitter!) Ego Slide
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WE DEVELOP DIGITAL PROJECT TOGETHER WITH YOU.
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Start With Why
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Why should you learn to build a Rendering Engine?
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Let me tell you a story...
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Some years ago, we had to create a new front-end application on top of an old Java Framework...
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We couldn’t add new dependencies...
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The only available libraries were jQuery and underscore
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We delivered the project, but our team was unhappy
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Photo by George Bonev on Unsplash
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Microwave spaghetti bolognese by BBC Food
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We panicked
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“Never Manipulate the DOM” Every JavaScript Developer
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Manipulating DOM is hard
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Manipulating DOM is important for a frontend developer
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We should be able to “own” rendering code
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Principles
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Choose a simple Architecture
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YAGNI (You aren't gonna need it)
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“Premature optimization is the root of all evil” Donald Knuth
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Performance is UX
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stats.js http://mrdoob.github.io/stats.js/
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Eat The Frog
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https://github.com/francesco-strazzullo/jdsay-talk-2019
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What's next?
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Event Handlers
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Web Components
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What I learned
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Manipulating DOM is (not so) hard
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A custom Rendering Engine can live in harmony with frameworks
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It’s not a black or white solution
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How to decide if it’s a good solution?
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To be continued... https://medium.com/@TheStrazz86/framework-compass-chart-d3851c25b45d
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One last thing...
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https://www.apress.com/it/book/9781484249666
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http://frameworklessmovement.org/
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Thanks! Francesco Strazzullo strazz@flowing.it