name: oxipng

on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - master

jobs:
  test:
    strategy:
      matrix:
        target:
        - x86_64-unknown-linux-gnu
        - x86_64-unknown-linux-musl
        - x86_64-pc-windows-msvc
        - x86_64-apple-darwin
        toolchain:
        # Minimum stable
        - "1.41.0"
        - stable
        - beta
        - nightly
        include:
        - target: x86_64-unknown-linux-gnu
          os: ubuntu-latest
        - target: x86_64-unknown-linux-musl
          os: ubuntu-latest
        - target: x86_64-pc-windows-msvc
          os: windows-latest
        - target: x86_64-apple-darwin
          os: macOS-latest
        exclude:
        - target: x86_64-pc-windows-msvc
          toolchain: beta
        - target: x86_64-pc-windows-msvc
          toolchain: nightly
        - target: x86_64-apple-darwin
          toolchain: beta
        - target: x86_64-apple-darwin
          toolchain: nightly
        - target: x86_64-unknown-linux-musl
          toolchain: beta
        - target: x86_64-unknown-linux-musl
          toolchain: nightly
    runs-on: ${{ matrix.os }}
    steps:
    - uses: actions/checkout@v2
    - name: Install musl tools
      run: sudo apt-get install musl-tools
      if: "contains(matrix.target, 'musl')"
    - name: Install ${{ matrix.toolchain }}
      uses: actions-rs/toolchain@v1
      with:
        profile: minimal
        toolchain: ${{ matrix.toolchain }}
        override: true
        components: clippy, rustfmt
    - name: Cache cargo registry
      uses: actions/cache@v1
      with:
        path: ~/.cargo/registry/cache
        key: ${{ matrix.target }}-${{ matrix.toolchain }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
        restore-keys: |
          ${{ matrix.target }}-${{ matrix.toolchain }}-cargo-registry-
    - name: Run rustfmt
      if: matrix.toolchain == 'stable'
      uses: actions-rs/cargo@v1
      with:
        command: fmt
        args: -- --check
    - name: Run clippy
      if: matrix.toolchain == 'stable'
      uses: actions-rs/clippy-check@v1
      with:
        token: ${{ secrets.GITHUB_TOKEN }}
        args: -- -D warnings
    - name: Run tests
      run: cargo test
    - name: Build benchmarks
      if: matrix.toolchain == 'nightly'
      run: cargo bench --no-run
    - name: Build docs
      run: cargo doc --no-deps
    - name: Check no default features
      if: matrix.toolchain == 'stable'
      uses: actions-rs/clippy-check@v1
      with:
        token: ${{ secrets.GITHUB_TOKEN }}
        args: --no-default-features -- -D warnings