format-check.yml

name: format

on:
  pull_request:
  push:
   branches: [main]

concurrency: 
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

jobs:
  check:
    runs-on: ubuntu-latest
    steps:
      - uses: julia-actions/setup-julia@latest
        with:
          version: '1'
      - uses: actions/checkout@v3
      - name: Install JuliaFormatter and format
        run: |
          julia -e 'using Pkg; Pkg.add(PackageSpec(name="JuliaFormatter"))'
          julia -e 'using JuliaFormatter; format(["src", "ext", "test"], verbose=true)'
      - name: Format check
        run: |
          julia -e '
            out = Cmd(`git diff --name-only`) |> read |> String
            if out == ""
                exit(0)
            else
                @error "Some files have not been formatted !!!"
                write(stdout, out)
                exit(1)
            end
          '