lint.yaml

on:
  workflow_call:

jobs:
  lint:
    name: Lint
    runs-on: ubuntu-latest
    env:
      PRE_COMMIT_HOME: ${{ github.workspace }}/.cache/pre-commit-cache
      PIP_DISABLE_PIP_VERSION_CHECK: 1

    steps:
      - name: Checkout code
        uses: actions/checkout@v5

      - name: Set up Python
        id: python
        uses: actions/setup-python@v6
        with:
          python-version: "3.11"
          cache: pip
          cache-dependency-path: requirements/lint.pip

      - name: Install Python dependencies
        run: pip install -U -r requirements/lint.pip

      - name: Pre-commit environment cache
        uses: actions/cache@v4
        with:
          path: ${{ env.PRE_COMMIT_HOME }}
          key: "precommit-0-${{ runner.os }}-${{ env.PRE_COMMIT_HOME }}-\
            ${{ steps.python.outputs.python-version }}-\
            ${{ hashFiles('./.pre-commit-config.yaml') }}"

      # Skip the flake8 hook because the following command will run it.
      - name: Run pre-commit hooks
        id: run-pre-commit-hooks
        run: |
          SKIP=flake8 pre-commit run --all-files
          pre-commit run --all-files --hook-stage manual flake8-annotate

      # Show the log to debug failures.
      - name: Show pre-commit log
        if: always() && steps.run-pre-commit-hooks.outcome == 'failure'
        run: |
          set -eu
          if [ -f "${PRE_COMMIT_HOME}/pre-commit.log" ]; then
            cat "${PRE_COMMIT_HOME}/pre-commit.log"
          fi