ci: add .pre-commit-config.yaml

.github/workflows/ci.yml

@@ -168,4 +168,3 @@ jobs:
         flags: ${{ steps.vars.outputs.CODECOV_FLAGS }}
         name: codecov-umbrella
         fail_ci_if_error: false
-

.pre-commit-config.yaml

@@ -0,0 +1,48 @@
+# See https://pre-commit.com for more information
+# See https://pre-commit.com/hooks.html for more hooks
+exclude: ^tests/fixtures/
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v6.0.0
+    hooks:
+      - id: check-added-large-files
+      - id: check-executables-have-shebangs
+      - id: check-json
+        exclude: '\.vscode/(cSpell|extensions)\.json' # cSpell.json and extensions.json use comments
+      - id: check-shebang-scripts-are-executable
+        exclude: '.+\.rs' # would be triggered by #![some_attribute]
+      - id: check-symlinks
+      - id: check-toml
+      - id: check-yaml
+        args: [ --allow-multiple-documents ]
+      - id: destroyed-symlinks
+      - id: end-of-file-fixer
+      - id: mixed-line-ending
+        args: [ --fix=lf ]
+      - id: trailing-whitespace
+
+  - repo: local
+    hooks:
+      - id: rust-linting
+        name: Rust linting
+        description: Run cargo fmt on files included in the commit.
+        entry: cargo +stable fmt --
+        pass_filenames: true
+        types: [file, rust]
+        language: system
+      - id: rust-clippy
+        name: Rust clippy
+        description: Run cargo clippy on files included in the commit.
+        entry: cargo +stable clippy --workspace --all-targets --all-features -- -D warnings
+        pass_filenames: false
+        types: [file, rust]
+        language: system
+      - id: cspell
+        name: Code spell checker (cspell)
+        description: Run cspell to check for spelling errors (if available).
+        entry: bash -c 'if command -v cspell >/dev/null 2>&1; then cspell --no-must-find-files -- "$@"; else echo "cspell not found, skipping spell check"; exit 0; fi' --
+        pass_filenames: true
+        language: system
+
+ci:
+  skip: [rust-linting, rust-clippy, cspell]

fuzz/Cargo.toml

@@ -51,4 +51,4 @@ doc = false
 name = "fuzz_side"
 path = "fuzz_targets/fuzz_side.rs"
 test = false
-doc = false
+doc = false

fuzz/fuzz_targets/fuzz_side.rs

@@ -4,9 +4,9 @@ extern crate libfuzzer_sys;
 
 use diffutilslib::side_diff;
 
+use diffutilslib::params::Params;
 use std::fs::{self, File};
 use std::io::Write;
-use diffutilslib::params::Params;
 
 fuzz_target!(|x: (Vec<u8>, Vec<u8>, /* usize, usize */ bool)| {
     let (original, new, /* width, tabsize, */ expand) = x;
@@ -40,4 +40,4 @@ fuzz_target!(|x: (Vec<u8>, Vec<u8>, /* usize, usize */ bool)| {
         .unwrap()
         .write_all(&output_buf)
         .unwrap();
-});
+});