rust-fmt: run cargo fmt --all

Author: domodwyer

.pre-commit-hooks.yaml

@@ -67,7 +67,7 @@
   pass_filenames: false
 
 - id: rust-check
-  name: 'Run cargo check'
+  name: 'Cargo check'
   entry: run-rust-check.sh
   language: 'script'
   files: Cargo\.toml|\.rs$
@@ -76,7 +76,7 @@
   description: 'Run cargo check against all features & targets'
 
 - id: rust-clippy
-  name: 'Run clippy lints'
+  name: 'Clippy lints'
   entry: run-rust-clippy.sh
   language: 'script'
   files: Cargo\.toml|\.rs$
@@ -93,6 +93,15 @@
   minimum_pre_commit_version: 0.15.0
   description: 'Run cargo test in the repo root'
 
+- id: rust-fmt
+  name: 'Cargo fmt'
+  entry: run-rust-fmt.sh
+  language: 'script'
+  files: \.rs$
+  pass_filenames: false
+  minimum_pre_commit_version: 0.15.0
+  description: 'Run cargo fmt in the repo root'
+
 - id: r-stylr
   name: 'Format with stylr'
   entry: run-r-stylr.R

README.md

@@ -15,6 +15,7 @@ Hooks:
 * `rust-check`: runs `cargo check` against all features & targets
 * `rust-clippy`: runs `cargo clippy` lints in the repo root
 * `rust-test`: runs `cargo test` at the repo root, includes all targets/features/examples/benches
+* `rust-fmt`: runs `cargo fmt --all`
 * `r-stylr`: runs [`stylr`] to format R code
 * `r-lintr`: static analysis of R code with [`lintr`]
 

run-rust-fmt.sh

@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+cargo fmt --all