name: Rust

on:
  push:

jobs:
  test:
    strategy:
      matrix:
        os: [ubuntu-22.04]
        compiler: [clang]

    runs-on: ${{ matrix.os }}

    steps:
    - name: Environment setup
      uses: actions/checkout@v3
    - name: Rust setup
      uses: dtolnay/rust-toolchain@master
      with:
        # Note: nightly required for coverage of Doctests
        toolchain: nightly
        components: llvm-tools-preview
    - name: Install cargo-llvm-cov
      uses: taiki-e/install-action@v2
      with:
        tool: cargo-llvm-cov
    - name: Rust test with coverage
      env:
        CC: ${{ matrix.compiler }}
        FC: gfortran-11
      run: cargo llvm-cov test --doctests --lcov --output-path lcov.info
    - name: Codecov upload
      uses: codecov/codecov-action@v3
      with:
        files: lcov.info
        token: ${{secrets.CODECOV_TOKEN}}

  style:
    strategy:
      matrix:
        os: [ubuntu-22.04]
        compiler: [clang]

    runs-on: ${{ matrix.os }}

    steps:
    - name: Environment setup
      uses: actions/checkout@v3
    - name: Rust setup
      uses: dtolnay/rust-toolchain@master
      with:
        # Note: rustfmt not always included in nightly, will attempt to downgrade until rustfmt found
        toolchain: nightly
        components: rustfmt
    - name: Rust style
      run: |
        cargo +nightly fmt --version
        cargo +nightly fmt -- --check