My favourite page in the difftastic manual is the Tricky Cases discussion.
Syntactic diffs/tree diffs have a completely different set of corner cases to textual diffs. It's a useful resource for anyone exploring this space.
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Difftastic 0.71 is out! This is a polish release, still well worth upgrading:
* A ton of performance improvements, especially for nasty corner cases.
* Improved C++, Dockerfile, Haskell, JavaScript, Makefile, Perl, Ruby, Rust, Scala and TypeScript.
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When talking about a match or a switch statement, I've typically seen people talk about individual 'cases' or 'arms'.
TIL Zig uses 'prongs' instead!
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I'm considering using WebP more: for example, my websites would load faster and browsers have supported it since 2020: https://caniuse.com/webp
That said, GitHub just added support in August 2025, so I suspect I'd still find use cases that don't work yet:
