Parsing arguments in Rust with no dependencies

from blog ntietz.com blog, | ↗ original
When pairing with my friend Emily, we had a choice of what to implement in her project: start a new feature, or add a command line argument parser? We opted for the latter, because it had to happen eventually and it was more well bounded. It ended up having a lot of depth! We wrote it from scratch to learn more, rather than pulling in a library1....