[nicoburns]

Indeed. Worth noting that classnames is a tiny library.

[lhnz]

I've heard that `clsx` is faster: https://github.com/lukeed/clsx

[nicoburns]

Looks like a well designed library (and it is only 40 lines long - but then the original isn't much bigger). But it's hard for me to imagine code where this is a bottleneck.