In this episode of Syntax, Scott talks with Wes about moving Level Up Tutorials from React to SvelteKit — why he did it, how, benefits, things to watch out for, and more!
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Show Notes
07:28 - Thoughts
Apples to oranges, so unfortunately, no super legit ability to compare.
SvelteKit isn’t analogous with a custom React setup that uses CSR
SSR is usually going to be faster - we can ship less JS
HLS starts grabbing chunks immediately, so it’s hard to get accurate load time and transfer.
Whole conversion took a couple of months.
Hardest part was making UI choices and changes, straight up converting components one by one wasn’t actually that tough
16:14 - Converting React components to Svelte
useState becomes just a straight-up variable
Graphql calls were hooks now just imported generated functions
Remove extranous fragments
Convert {things && } to {#if thing}{/if}
becomes
24:06 - Spark joys
State
Our checkout flow became way more transparent, way easier with Svelte stores
Render flow
Was never something we needed to really think about. Didn’t think about memoizing, or worrying about too many renders down the line, just never needed to
Overall developer experience
It’s honestly a joy to work in and I don’t want to go back
Making a library
Package dir, new SvelteKit project, svelte-kit package
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