ci.yaml

name: CI
on:
  pull_request:
  push:
    branches:
      - main

env:
  CARGO_TERM_COLOR: always
  CARGO_INCREMENTAL: 0
  CARGO_NET_RETRY: 10
  CI: 1
  RUST_BACKTRACE: short
  RUSTFLAGS: "-D warnings -W unreachable-pub -W rust-2021-compatibility"
  RUSTUP_MAX_RETRIES: 10

jobs:
  check:
    # Run `cargo check` first to ensure that the pushed code at least compiles.
    runs-on: ubuntu-latest
    strategy:
      matrix:
        rust: [ stable ]
    steps:
      - uses: actions/checkout@master
      - uses: dtolnay/rust-toolchain@beta
        with:
          toolchain: ${{ matrix.rust }}
          components: clippy, rustfmt
      - uses: Swatinem/rust-cache@v2
      - name: Check
        uses: actions-rs/cargo@v1
        with:
          command: clippy
          args: --all --all-targets --all-features
      - name: rustfmt
        uses: actions-rs/cargo@v1
        with:
          command: fmt
          args: --all -- --check

  test:
    name: Rust
    runs-on: ${{ matrix.os }}
    env:
      CC: deny_c

    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, windows-latest, macos-latest]

    steps:
      - name: Checkout repository
        uses: actions/checkout@v2
        with:
          ref: ${{ github.event.pull_request.head.sha }}
          fetch-depth: 20

      # We need to disable the existing toolchain to avoid updating rust-docs
      # which takes a long time. The fastest way to do this is to rename the
      # existing folder, as deleting it takes about as much time as not doing
      # anything and just updating rust-docs.
      - name: Rename existing rust toolchain (Windows)
        if: matrix.os == 'windows-latest'
        run: Rename-Item C:\Users\runneradmin\.rustup\toolchains\stable-x86_64-pc-windows-msvc C:\Users\runneradmin\.rustup\toolchains\stable-x86_64-pc-windows-msvc.old

      - name: Install Rust toolchain
        uses: actions-rs/toolchain@v1
        with:
          toolchain: stable
          profile: minimal
          override: true
          components: rustfmt, rust-src

      - name: Cache Dependencies
        uses: Swatinem/rust-cache@ce325b60658c1b38465c06cc965b79baf32c1e72

      - name: Compile
        run: cargo test --no-run --locked

      - name: Test
        run: cargo test -- --nocapture --quiet

  # Weird targets to catch non-portable code
  rust-cross:
    name: Rust Cross
    runs-on: ubuntu-latest

    env:
      targets: "powerpc64-unknown-linux-gnu x86_64-unknown-linux-musl"

    steps:
      - name: Checkout repository
        uses: actions/checkout@v2

      - name: Install Rust toolchain
        uses: actions-rs/toolchain@v1
        with:
          toolchain: stable
          profile: minimal
          override: true

      - name: Install Rust targets
        run: rustup target add ${{ env.targets }} ${{ env.targets_ide }}

      - name: Cache Dependencies
        uses: Swatinem/rust-cache@ce325b60658c1b38465c06cc965b79baf32c1e72

      - name: Check
        run: |
          for target in ${{ env.targets }}; do
            cargo check --target=$target --all-targets
          done