exr 1.74.0

Read and write OpenEXR files without any unsafe code
Documentation 
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name: Rust

on:
  push:
    branches: [ master, dev ]
  pull_request:
    branches: [ master, dev ]

jobs:
  ubuntu:
    runs-on: ubuntu-latest
    name: test on ubuntu
    timeout-minutes: 30

    steps:
    - uses: actions/checkout@v2
    - name: Cache Cargo Dependencies
      uses: Swatinem/rust-cache@v1.3.0
    - name: Build without default features
      run: cargo build --no-default-features --verbose
    - name: Run tests without default features
      run: cargo test --no-default-features --verbose
    - name: Build with rayon feature
      run: cargo build --features rayon --verbose
    - name: Run tests with rayon feature
      run: cargo test --features rayon --verbose


  macos:
    runs-on: macos-latest
    name: test on mac os
    timeout-minutes: 30

    steps:
      - uses: actions/checkout@v2
      - name: Cache Cargo Dependencies
        uses: Swatinem/rust-cache@v1.3.0
      - name: Build without default features
        run: cargo build --no-default-features --verbose
      - name: Run tests without default features
        run: cargo test --no-default-features --verbose
      - name: Build with rayon feature
        run: cargo build --features rayon --verbose
      - name: Run tests with rayon feature
        run: cargo test --features rayon --verbose

  verify-msrv:
    strategy:
      matrix:
        os: [ubuntu-latest]
    runs-on: ${{ matrix.os }}
    name: verify minimum supported rust version without cache (takes longer, but caching produces unexpected behaviour)
    timeout-minutes: 30

    # we are using the `cargo-msrv` app
    # https://github.com/foresterre/cargo-msrv

    steps:
      - uses: actions/checkout@v2

      - name: Install foresterre/cargo-msrv
        run: cargo install cargo-msrv

      - uses: dtolnay/rust-toolchain@nightly
      - name: Generate Cargo.lock with minimal-version dependencies
        run: cargo -Zminimal-versions generate-lockfile

      - name: Verify the Rustc version declared in `Cargo.toml` with `minimal-versions`
        run: cargo-msrv verify

  # github actions does not support big endian systems directly, but it does support QEMU.
  # so we use cross-rs, which uses QEMU internally.
  big-endian:
    runs-on: ubuntu-latest
    name: test on emulated big endian system
    timeout-minutes: 90 # todo just make tests faster wtf

    # we are using the cross project for cross compilation:
    # https://github.com/cross-rs/cross

    steps:
      - uses: actions/checkout@v2

      - name: Install or use cached cross-rs/cross
        uses: baptiste0928/cargo-install@v1
        with:
          crate: cross

      - name: Cache Cargo Dependencies
        uses: Swatinem/rust-cache@v1.3.0

      - name: Start Docker
        run: sudo systemctl start docker

      # https://github.com/cross-rs/cross#supported-targets
      - name: Cross-Compile project to powerpc-unknown-linux-gnu without rayon feature
        run: cross build --target powerpc-unknown-linux-gnu --no-default-features --verbose

      - name: Cross-Run Tests in powerpc-unknown-linux-gnu without rayon feature
        run: cross test --target powerpc-unknown-linux-gnu --no-default-features --verbose

      - name: Cross-Compile project to powerpc-unknown-linux-gnu with rayon feature
        run: cross build --target powerpc-unknown-linux-gnu --features rayon --verbose

      - name: Cross-Run Tests in powerpc-unknown-linux-gnu with rayon feature
        run: cross test --target powerpc-unknown-linux-gnu --features rayon --verbose

  wasm32:
    runs-on: ubuntu-latest
    name: test on wasm32
    timeout-minutes: 60

    steps:
    - uses: actions/checkout@v2

    - name: Cache Cargo Dependencies
      uses: Swatinem/rust-cache@v1.3.0

    - name: Add wasm32 Target
      run: rustup target add wasm32-unknown-unknown

    - name: Build without default features
      run: cargo build --verbose --no-default-features --target wasm32-unknown-unknown

    - name: Run tests without default features
      run: cargo test --verbose --no-default-features