lefthook.yml

# Lefthook configuration — replaces overcommit
# https://github.com/evilmartians/lefthook
#
# Lefthook does NOT use git stash, avoiding the index.lock race condition
# that plagued overcommit in worktree setups.

pre-commit:
  parallel: true
  commands:
    rubocop:
      glob: "*.{rb,rake}"
      run: bundle exec rubocop --autocorrect --display-cop-names --force-exclusion {staged_files}
      stage_fixed: true
    eslint:
      # Match CI's lint:ci scope exactly — only files under app/javascript.
      # VitePress docs/ files are handled separately and would trip
      # --max-warnings 0 as "file ignored" warnings if linted here.
      glob: "app/javascript/**/*.{js,vue}"
      # No --fix on purpose: matches the CI lint:ci behavior so prettier
      # and lint errors fail the commit instead of being silently fixed.
      # Run `yarn lint` manually to apply autofixes.
      run: yarn eslint --max-warnings 0 {staged_files}
    # Trailing whitespace handled by RuboCop (Ruby) and ESLint (JS/Vue)
    # No separate fix-whitespace needed
    yaml-syntax:
      glob: "*.{yml,yaml}"
      run: 'ruby -e "require ''yaml''; ARGV.each { |f| YAML.load_file(f, aliases: true) }" {staged_files}'
    json-syntax:
      glob: "*.json"
      run: ruby -e "require 'json'; ARGV.each { |f| JSON.parse(File.read(f)) }" {staged_files}
    merge-conflicts:
      run: git diff --staged --check

commit-msg:
  commands:
    capitalized-subject:
      # Allow conventional commits (feat:, fix:, chore:, etc.) or capitalized subjects
      run: head -1 {1} | grep -qE '^([a-z]+(\(.+\))?:|[A-Z])'
    empty-message:
      run: test -s {1}
    trailing-period:
      run: "! head -1 {1} | grep -q '\\.$'"
    text-width:
      run: "! head -1 {1} | grep -qE '.{73,}'"

pre-push:
  parallel: true
  commands:
    rubocop:
      run: bundle exec rubocop --display-cop-names --force-exclusion
    eslint:
      glob: "*.{js,vue}"
      run: yarn lint:ci
    brakeman:
      run: bundle exec brakeman --quiet --no-pager

post-checkout:
  commands:
    bundle-install:
      run: bundle check || bundle install
    yarn-install:
      run: yarn install --frozen-lockfile 2>/dev/null || yarn install

post-merge:
  commands:
    bundle-install:
      run: bundle check || bundle install
    yarn-install:
      run: yarn install --frozen-lockfile 2>/dev/null || yarn install