For other languages, please see the Chromium style guides.
Chromium follows the upstream Rust Style Guide. The style is enforced by git cl format and configured by //.rustfmt.toml.
Rust Style Guide allows up to 100-characters-wide lines (just like Java). If Gerrit is configured for 80-characters-wide lines, it can lead to a suboptimal user experience. This can be resolved by changing Gerrit settings (e.g. at https://chromium-review.googlesource.com/settings) as follows: