on: push
name: Continuous integration

jobs:
  lints:
    name: Lints
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os:
          - ubuntu-latest
          - macOS-latest
          - windows-latest
    steps:
      - uses: actions/checkout@v4
      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: nightly
          components: rustfmt, clippy

      - name: Run rustfmt
        if: matrix.os == 'ubuntu-latest'
        run: |
          cargo fmt --all -- --check

      - name: Run clippy
        run: |
          cargo clippy --locked --all-targets --all-features -- -D warnings

  tier1:
    # Matches the Rust Tier 1 platform support
    # See https://doc.rust-lang.org/nightly/rustc/platform-support.html#tier-1-with-host-tools
    name: Tier 1
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        include:
          - os: ubuntu-latest
            target: aarch64-unknown-linux-gnu
            use_cross: true
          - os: ubuntu-latest
            target: i686-unknown-linux-gnu
            use_cross: true
          - os: ubuntu-latest
            target: x86_64-unknown-linux-gnu
          # TODO: Enable it back
          #          - os: windows-latest
          #            target: i686-pc-windows-gnu
          - os: windows-latest
            target: i686-pc-windows-msvc
            use_cross: true
          - os: windows-latest
            target: x86_64-pc-windows-gnu
          - os: windows-latest
            target: x86_64-pc-windows-msvc
          - os: macos-latest
            target: x86_64-apple-darwin
    steps:
      - uses: actions/checkout@v1
      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: ${{ matrix.target }}
          components: rustfmt
      - uses: taiki-e/install-action@v2
        with:
          tool: cross

      - name: Check without features
        run: cargo check --locked --target=${{ matrix.target }}

      - name: Check with all features enabled
        run: ${{ env.CARGO_BINARY }} check --locked --all-features --target=${{ matrix.target }}
        env:
          CARGO_BINARY: ${{ matrix.use_cross == true && 'cross' || 'cargo' }}

      - name: Run tests
        run: ${{ env.CARGO_BINARY }} test --locked --all-features --target=${{ matrix.target }}
        env:
          CARGO_BINARY: ${{ matrix.use_cross == true && 'cross' || 'cargo' }}

  tier2_with_host_tools:
    # Matches Rust "Tier 2 with Host Tools" platform support
    # For as much as possible
    #
    # See https://doc.rust-lang.org/nightly/rustc/platform-support.html#tier-2-with-host-tools
    name: Tier 2 (with Host Tools)
    needs: tier1
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        include:
          - os: macos-latest
            target: aarch64-apple-darwin
          - os: windows-latest
            target: aarch64-pc-windows-msvc
          - os: ubuntu-latest
            target: aarch64-unknown-linux-musl
          - os: ubuntu-latest
            target: arm-unknown-linux-gnueabi
          - os: ubuntu-latest
            target: arm-unknown-linux-gnueabihf
          - os: ubuntu-latest
            target: armv7-unknown-linux-gnueabihf
          - os: ubuntu-latest
            target: powerpc-unknown-linux-gnu
          - os: ubuntu-latest
            target: powerpc64-unknown-linux-gnu
          - os: ubuntu-latest
            target: powerpc64le-unknown-linux-gnu
          - os: ubuntu-latest
            target: riscv64gc-unknown-linux-gnu
          - os: ubuntu-latest
            target: s390x-unknown-linux-gnu
          - os: ubuntu-latest
            target: x86_64-unknown-linux-musl
    steps:
      - uses: actions/checkout@v1
      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: ${{ matrix.target }}
      - uses: taiki-e/install-action@v2
        with:
          tool: cross
      - name: Run build
        run: |
          cross build --locked --all-features --target=${{ matrix.target }}

  tier2_with_host_tools_via_cross:
    # Matches Rust "Tier 2 with Host Tools" platform support
    # For as much as possible, but where `cross` is needed for cross-compilation
    #
    # See https://doc.rust-lang.org/nightly/rustc/platform-support.html#tier-2-with-host-tools
    name: Tier 2 (with Host Tools, via Cross)
    needs: tier1
    runs-on: ubuntu-latest
    strategy:
      matrix:
        target:
          - x86_64-unknown-freebsd
          - x86_64-unknown-illumos
          - x86_64-unknown-netbsd
    steps:
      - uses: actions/checkout@v1
      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: ${{ matrix.target }}
      - uses: taiki-e/install-action@v2
        with:
          tool: cross
      - name: Run build
        run: |
          cross build --locked --all-features --target=${{ matrix.target }}

  tier2_without_host_tools:
    # Matches Rust "Tier 2 with host tools" platform support
    # For as much as possible, but where `cross` is needed for cross-compilation
    #
    # See https://doc.rust-lang.org/nightly/rustc/platform-support.html#tier-2-with-host-tools
    name: Tier 2 (without Host Tools)
    needs: tier1
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        include:
          - os: macos-latest
            target: aarch64-apple-ios
          # `rust-std` is not available
          # - os: ubuntu-latest
          #   target: aarch64-unknown-fuchsia
          - os: ubuntu-latest
            target: aarch64-linux-android
          - os: ubuntu-latest
            target: arm-linux-androideabi
          - os: ubuntu-latest
            target: arm-unknown-linux-musleabi
          - os: ubuntu-latest
            target: arm-unknown-linux-musleabihf
          - os: ubuntu-latest
            target: armv5te-unknown-linux-gnueabi
          - os: ubuntu-latest
            target: armv5te-unknown-linux-musleabi
          - os: ubuntu-latest
            target: armv7-linux-androideabi
          - os: ubuntu-latest
            target: armv7-unknown-linux-gnueabi
          - os: ubuntu-latest
            target: armv7-unknown-linux-musleabi
          - os: ubuntu-latest
            target: armv7-unknown-linux-musleabihf
          - os: ubuntu-latest
            target: i586-unknown-linux-gnu
          - os: ubuntu-latest
            target: i586-unknown-linux-musl
          - os: ubuntu-latest
            target: i686-linux-android
          - os: ubuntu-latest
            target: i686-unknown-freebsd
          - os: ubuntu-latest
            target: i686-unknown-linux-musl
          - os: ubuntu-latest
            target: sparc64-unknown-linux-gnu
          - os: ubuntu-latest
            target: sparcv9-sun-solaris
          - os: ubuntu-latest
            target: thumbv7neon-linux-androideabi
          - os: ubuntu-latest
            target: thumbv7neon-unknown-linux-gnueabihf
          - os: ubuntu-latest
            target: x86_64-linux-android
          - os: ubuntu-latest
            target: x86_64-pc-solaris
          - os: ubuntu-latest
            target: x86_64-unknown-linux-gnux32
    steps:
      - uses: actions/checkout@v1
      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: ${{ matrix.target }}
      - uses: taiki-e/install-action@v2
        with:
          tool: cross
      - name: Run build
        run: |
          cross build --locked --all-features --target=${{ matrix.target }}

  tier2_without_host_tools_default_features:
    # Matches Rust "Tier 2 with host tools" platform support
    # For as much as possible, but where `cross` is needed for cross-compilation
    #
    # The only difference from the `tier2_without_host_tools` group is that
    # no optional crate features are enabled (e.g. Redox has `gethostname(2)`, but not the `sethostname(2)`)
    #
    # See https://doc.rust-lang.org/nightly/rustc/platform-support.html#tier-2-with-host-tools
    name: Tier 2 (without Host Tools)
    needs: tier1
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        include:
          - os: ubuntu-latest
            target: x86_64-unknown-redox
    steps:
      - uses: actions/checkout@v1
      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: ${{ matrix.target }}
      - uses: taiki-e/install-action@v2
        with:
          tool: cross
      - name: Run build (default features)
        run: |
          cross build --locked --target=${{ matrix.target }}

  msrv:
    name: MSRV
    strategy:
      matrix:
        include:
          - os: ubuntu-latest
          - os: macos-latest
          - os: windows-latest

    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v1
      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: 1.74
      - name: Check MSRV
        run: cargo check --locked --lib --all-features