name: CI
on:
  pull_request:
  push:

permissions:
  contents: read

env:
  RUST_BACKTRACE: full

jobs:
  style:
    name: Code style check
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Install Nix
        uses: cachix/install-nix-action@v22
        with:
          github_access_token: ${{ secrets.GITHUB_TOKEN }}
      - name: Prepare devShell
        run: nix develop --command true
      - name: Install NPM packages
        run: nix develop --command bash -c 'cd editors/coc-nil && npm ci'
      - name: Run pre-commit
        run: nix develop --command pre-commit

  test:
    name: Test
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, macos-latest]
        channel: [stable, beta]
        include:
          - os: ubuntu-latest
            # Should be sync with Cargo.toml and README.
            channel: '1.70'
    runs-on: ${{ matrix.os }}
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      # For builtins.
      - name: Install Nix
        uses: cachix/install-nix-action@v22
        with:
          github_access_token: ${{ secrets.GITHUB_TOKEN }}
          nix_path: nixpkgs=channel:nixpkgs-unstable
      - name: Build
        run: nix develop .#full --command cargo build --workspace --all-targets
      - name: Test
        run: nix develop .#full --command cargo test --workspace --all-targets
      # Waiting for https://github.com/bheisler/criterion.rs/pull/703
      - name: Test with ignored
        run: nix develop .#full --command cargo test --workspace --all-targets -- --ignored

  nix-flake:
    name: Flake package
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, macos-latest]
    runs-on: ${{ matrix.os }}
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Install Nix
        uses: cachix/install-nix-action@v22
        with:
          github_access_token: ${{ secrets.GITHUB_TOKEN }}
      - name: Flake check
        run: nix flake check --no-update-lock-file --show-trace
      - name: Flake build
        run: nix build --no-update-lock-file --show-trace --print-build-logs

  nix-legacy:
    name: Legacy package
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, macos-latest]
    runs-on: ${{ matrix.os }}
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        # flake-compat doesn't support shallow repo.
        with:
          fetch-depth: 0
      - name: Install Nix
        uses: cachix/install-nix-action@v22
        with:
          nix_path: nixpkgs=channel:nixpkgs-unstable
          github_access_token: ${{ secrets.GITHUB_TOKEN }}
      - name: Nix build
        run: nix-build --show-trace