name: CI
on: [push, pull_request]

jobs:
  test:
    name: Test
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        target:
        - aarch64-unknown-linux-gnu
        - arm-unknown-linux-gnueabi
        - arm-unknown-linux-gnueabihf
        - i586-unknown-linux-gnu
        - i686-unknown-linux-gnu
        - mips-unknown-linux-gnu
        - mips64-unknown-linux-gnuabi64
        - mips64el-unknown-linux-gnuabi64
        - mipsel-unknown-linux-gnu
        - powerpc-unknown-linux-gnu
        - powerpc64-unknown-linux-gnu
        - powerpc64le-unknown-linux-gnu
        - thumbv6m-none-eabi
        - thumbv7em-none-eabi
        - thumbv7em-none-eabihf
        - thumbv7m-none-eabi
        - wasm32-unknown-unknown
        - x86_64-unknown-linux-gnu
        - x86_64-apple-darwin
        - i686-pc-windows-msvc
        - x86_64-pc-windows-msvc
        - i686-pc-windows-gnu
        - x86_64-pc-windows-gnu
        include:
        - target: aarch64-unknown-linux-gnu
          os: ubuntu-latest
          rust: nightly
        - target: arm-unknown-linux-gnueabi
          os: ubuntu-latest
          rust: nightly
        - target: arm-unknown-linux-gnueabihf
          os: ubuntu-latest
          rust: nightly
        - target: i586-unknown-linux-gnu
          os: ubuntu-latest
          rust: nightly
        - target: i686-unknown-linux-gnu
          os: ubuntu-latest
          rust: nightly
        - target: mips-unknown-linux-gnu
          os: ubuntu-latest
          rust: nightly
        - target: mips64-unknown-linux-gnuabi64
          os: ubuntu-latest
          rust: nightly
        - target: mips64el-unknown-linux-gnuabi64
          os: ubuntu-latest
          rust: nightly
        - target: mipsel-unknown-linux-gnu
          os: ubuntu-latest
          rust: nightly
        - target: powerpc-unknown-linux-gnu
          os: ubuntu-latest
          rust: nightly
        - target: powerpc64-unknown-linux-gnu
          os: ubuntu-latest
          rust: nightly
        - target: powerpc64le-unknown-linux-gnu
          os: ubuntu-latest
          rust: nightly
        - target: thumbv6m-none-eabi
          os: ubuntu-latest
          rust: nightly
        - target: thumbv7em-none-eabi
          os: ubuntu-latest
          rust: nightly
        - target: thumbv7em-none-eabihf
          os: ubuntu-latest
          rust: nightly
        - target: thumbv7m-none-eabi
          os: ubuntu-latest
          rust: nightly
        - target: wasm32-unknown-unknown
          os: ubuntu-latest
          rust: nightly
        - target: x86_64-unknown-linux-gnu
          os: ubuntu-latest
          rust: nightly
        - target: x86_64-apple-darwin
          os: macos-latest
          rust: nightly
        - target: i686-pc-windows-msvc
          os: windows-latest
          rust: nightly
        - target: x86_64-pc-windows-msvc
          os: windows-latest
          rust: nightly
        - target: i686-pc-windows-gnu
          os: windows-latest
          rust: nightly-i686-gnu
        - target: x86_64-pc-windows-gnu
          os: windows-latest
          rust: nightly-x86_64-gnu
    steps:
    - uses: actions/checkout@master
      with:
        submodules: true
    - name: Install Rust (rustup)
      run: rustup update ${{ matrix.rust }} --no-self-update && rustup default ${{ matrix.rust }}
      if: matrix.os != 'macos-latest'
    - name: Install Rust (macos)
      run: |
        curl https://sh.rustup.rs | sh -s -- -y --default-toolchain nightly
        echo "##[add-path]$HOME/.cargo/bin"
      if: matrix.os == 'macos-latest'
    - run: rustup target add ${{ matrix.target }}
    - name: Download compiler-rt reference sources
      run: |
        curl -L -o code.tar.gz https://github.com/rust-lang/llvm-project/archive/rustc/8.0-2019-03-18.tar.gz
        tar xzf code.tar.gz --strip-components 1 llvm-project-rustc-8.0-2019-03-18/compiler-rt
        echo "##[set-env name=RUST_COMPILER_RT_ROOT]./compiler-rt"
      shell: bash

    # Non-linux tests just use our raw script
    - run: ./ci/run.sh ${{ matrix.target }}
      if: matrix.os != 'ubuntu-latest'
      shell: bash

    # Wasm is special and is just build as a smoke test
    - run: cargo build --target ${{ matrix.target }}
      if: matrix.target == 'wasm32-unknown-unknown'

    # Otherwise we use our docker containers to run builds
    - run: cargo generate-lockfile && ./ci/run-docker.sh ${{ matrix.target }}
      if: matrix.target != 'wasm32-unknown-unknown' && matrix.os == 'ubuntu-latest'

  rustfmt:
    name: Rustfmt
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@master
      with:
        submodules: true
    - name: Install Rust
      run: rustup update stable && rustup default stable && rustup component add rustfmt
    - run: cargo fmt -- --check