clang-tidy.yml

#Heavily inspired by the deal.II version of this workflow
#https://github.com/dealii/dealii

name: Clang tidy

on: 
  push:
    # Runs on every push on master branch
    branches:
      - master
  # Runs on every push on master branch. If a push contains multiple commits, it will be ran on the latest one.
  pull_request:
    paths-ignore:
      - 'doc/**'
      - 'contrib/**'

# Cancels running instances when a pull request is updated by a commit
concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref || github.run_id }}
  cancel-in-progress: true

env:
  COMPILE_JOBS: 4
  
jobs:
  tidy:
    name: tidy
    runs-on: [ubuntu-22.04]

    strategy:
      fail-fast: false
      matrix:
        dealii_version: ["master"]
    
    # Run steps in container of dealii's master branch
    #container:
    #  image: dealii/dealii:${{ matrix.dealii_version }}-focal
    #  options: --user root

    steps:
      - name: Setup
        run: |
          # Since dealii image doesn't include Node.js, we'll install it
          sudo apt-get install -y software-properties-common
          sudo add-apt-repository ppa:ginggs/deal.ii-9.5.1-backports
          sudo apt-get update
          sudo apt-get install -y --no-install-recommends nodejs \
            clang-12 \
            clang-tidy-12 \
            numdiff \
            libboost-all-dev \
            libcgal-dev \
            libp4est-dev \
            trilinos-all-dev \
            petsc-dev \
            libmetis-dev \
            libhdf5-mpi-dev \
            deal.ii

      # Checks-out Lethe with branch of triggering commit
      - name: Checkout code
        uses: actions/checkout@v2
      
      - name: Tidy
        run: |
          mkdir build
          cd build
          export PATH=/usr/lib/llvm-12/share/clang/:$PATH
          ../contrib/utilities/run_clang_tidy.sh ..