name: CI

on:
  pull_request:
  push:
    paths-ignore:
    - '**.md'

jobs:
  nixpkgs-fmt:
    runs-on: ubuntu-latest
    steps:
    - uses: cachix/install-nix-action@v14
      with:
        nix_path: nixpkgs=channel:nixos-unstable
        extra_nix_config: experimental-features = nix-command
    - uses: actions/checkout@v2.4.0
    - name: Check format
      run: ./check-fmt

  build:
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ubuntu-latest]
        # os: [ubuntu-latest, macos-latest]
    steps:
    - uses: cachix/install-nix-action@v14
      with:
        nix_path: nixpkgs=channel:nixos-unstable
        extra_nix_config: experimental-features = nix-command
    - uses: actions/checkout@v2.4.0
    - uses: cachix/cachix-action@v10
      with:
        name: poetry2nix
        signingKey: '${{ secrets.CACHIX_SIGNING_KEY }}'
    - run: nix-shell -p nix-build-uncached --run 'nix-build-uncached --keep-going --show-trace tests/default.nix'