check_code_style.yml

name: Check Code Style

# We use action's triggers 'push' and 'pull_request'.
# The strategy is the following: this action will be
# triggered on any push to 'main' branch and any pull
# request to any branch. Thus we avoid duplicate work-
# flows.
on:
  push:
    branches:
      - "main"
  pull_request:
    branches:
      - "**"

jobs:
  check_code_style:
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: ["ubuntu-20.04"]

    steps:
      # We should checkout the repo with submodules
      # cause we need to have symlink to
      # dev-tools/.clang-format file for all code
      # style checks.
      - uses: actions/checkout@v2
        with:
          # We don't need special credentials since this is a public repo
          # that only depends on other public repos.
          submodules: "recursive"

      # Call the composite action to check files
      # for correct code style. This action (action.yml)
      # is in `dev-tools` submodule.
      - uses: ./submodules/dev-tools/check-code-style
        with:
          os: ${{matrix.os}}