The Rust Programming Language, 2nd Edition

D Useful Development Tools

In this appendix, we talk about some useful development tools that the Rust project provides. We’ll look at automatic formatting, quick ways to apply warning fixes, a linter, and integrating with IDEs.

Automatic Formatting with rustfmt

The rustfmt tool reformats your code according to the community code style. Many collaborative projects use rustfmt to prevent arguments about which style to use when writing Rust: everyone formats their code using the tool.

Rust installations include rustfmt by default, so you should already have the programs rustfmt and cargo-fmt on your system. These two commands are analogous to ...