DUSEFUL DEVELOPMENT TOOLS

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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.

To install rustfmt, enter the following:

$ rustup component add rustfmt

This command gives you rustfmt and cargo-fmt, similar to how Rust gives you both rustc and ...

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