Fix most of `clippy::pedantic`

Vincent Lafeychinerequested to merge
clippy/pedantic into main

Part of #7 (closed).

This MR has fixed many of the clippy::pedantic lints, in alphabetical order.

Due to the huge refactor involved in the latest commit (49a917ba), the clippy::pedantic lints will be fixed in multiple MRs.

There are no interesting commits, just a lot of code being moved around.

Merge request reports