name: Build
on: [push, pull_request]

env:
  RUSTFLAGS: '--deny warnings'

jobs:
  build:
    name: Build
    runs-on: ubuntu-latest
    strategy:
      matrix:
        rust: [stable, 1.60.0]
        TARGET:
          - x86_64-unknown-linux-gnu
          - x86_64-unknown-linux-musl
          - arm-unknown-linux-gnueabi # Raspberry Pi 1
          - armv7-unknown-linux-gnueabihf # Raspberry Pi 2, 3, etc
          # Bare metal
          - thumbv6m-none-eabi
          - thumbv7em-none-eabi
          - thumbv7em-none-eabihf
          - thumbv7m-none-eabi

    steps:
      - uses: actions/checkout@v3
      - uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ matrix.rust }}
          targets: ${{ matrix.TARGET }}

      - name: Checkout CI scripts
        uses: actions/checkout@v3
        with:
          repository: 'eldruin/rust-driver-ci-scripts'
          ref: 'master'
          path: 'ci'

      - run: ./ci/patch-no-std.sh
        if: ${{ ! contains(matrix.TARGET, 'x86_64') }}

      - run: cargo build --target=${{ matrix.TARGET }}

  checks:
    name: Checks
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v3
      - uses: dtolnay/rust-toolchain@stable
        with:
          targets: x86_64-unknown-linux-gnu
          components: rustfmt

      - run: cargo doc
      - run: cargo fmt --all -- --check

  clippy:
    name: Clippy
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v3
      - uses: dtolnay/rust-toolchain@master
        with:
          toolchain: 1.70.0
          targets: x86_64-unknown-linux-gnu
          components: clippy

      - run: cargo clippy --all-targets

  test:
    name: Tests
    runs-on: ubuntu-latest
    strategy:
      matrix:
        rust: [stable]
        TARGET: [x86_64-unknown-linux-gnu, x86_64-unknown-linux-musl]

    steps:
      - uses: actions/checkout@v3
      - uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ matrix.rust }}
          targets: ${{ matrix.TARGET }}

      - name: Test
        run: cargo test --target=${{ matrix.TARGET }}

      - name: Build examples
        run: cargo build --target=${{ matrix.TARGET }} --examples

  coverage:
    name: Coverage
    runs-on: ubuntu-latest
    container:
      image: xd009642/tarpaulin:latest
      options: --security-opt seccomp=unconfined
    steps:

      - uses: actions/checkout@v3
      - uses: dtolnay/rust-toolchain@stable

      - name: Run cargo-tarpaulin
        run: cargo tarpaulin --out Lcov -- --test-threads 1

      - name: upload to Coveralls
        uses: coverallsapp/github-action@master
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          path-to-lcov: './lcov.info'