lint.yml

name: "Lint"

on:
  pull_request:
    paths:
      - ".github/workflows/*.yml"
      - ".gitmodules"
      - "CMakeLists.txt"
      - "clp_ffi_py/**"
      - "pyproject.toml"
      - "requirements-dev.txt"
      - "src/**"
      - "Taskfile.yml"
      - "tests/**"
  push:
    paths:
      - ".github/workflows/*.yml"
      - ".gitmodules"
      - "CMakeLists.txt"
      - "clp_ffi_py/**"
      - "pyproject.toml"
      - "requirements-dev.txt"
      - "src/**"
      - "Taskfile.yml"
      - "tests/**"
  schedule:
    # Run every Tuesday at 00:15 UTC (the 15 is to avoid periods of high load)
    - cron: "15 0 * * 2"

concurrency:
  group: "${{github.workflow}}-${{github.ref}}"
  # Cancel in-progress jobs for efficiency
  cancel-in-progress: true

jobs:
  lint-check:
    strategy:
      matrix:
        os: ["macos-latest", "ubuntu-latest"]
    runs-on: "${{matrix.os}}"
    steps:
      - uses: "actions/checkout@v4"
        with:
          submodules: "recursive"

      - uses: "actions/setup-python@v5"
        with:
          # NOTE: We resolve some of clang-tidy's IWYU violations using CPython 3.10's headers, so
          # we need to use the same version of Python when running clang-tidy.
          python-version: "3.10"

      - run: |
          pip install --upgrade pip

      - run: "npm install -g @go-task/cli"

      - if: "matrix.os == 'macos-latest'"
        name: "Install coreutils (for md5sum)"
        run: "brew install coreutils"

      - run: "task lint:check"