name: CI checks

on: [push, pull_request]

jobs:
  test:
    name: Test on ${{ matrix.os }} with ${{ matrix.features }}
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ubuntu-latest, windows-latest, macOS-latest]
        features: [--all-features, --no-default-features]
    continue-on-error: true
    steps:
      - uses: actions/checkout@v4
      - name: Run tests
        run: cargo test --verbose --release ${{ matrix.features }}
      - name: Verify working directory is clean
        run: git diff --exit-code

  test-32-bit:
    name: Test on i686-unknown-linux-gnu with ${{ matrix.features }}
    runs-on: ubuntu-latest
    strategy:
      matrix:
        features: [--all-features, --no-default-features]
    continue-on-error: true
    steps:
      - uses: actions/checkout@v4
      - name: Install cross-platform support dependencies
        run: sudo apt install gcc-multilib
      - run: rustup target add i686-unknown-linux-gnu
      - name: Run tests
        run: >
          cargo test
          --verbose
          --target i686-unknown-linux-gnu
          ${{ matrix.features }}
      - name: Verify working directory is clean
        run: git diff --exit-code

  no-std:
    name: Check no-std target ${{ matrix.target }}
    runs-on: ubuntu-latest
    strategy:
      matrix:
        target:
          - thumbv6m-none-eabi
          - wasm32-unknown-unknown
          - wasm32-wasi

    steps:
      - uses: actions/checkout@v4
      - run: rustup target add ${{ matrix.target }}
      - name: Build
        run: >
          cargo build
          --verbose
          --target ${{ matrix.target }}
          --no-default-features

  bitrot:
    name: Bitrot check
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      # Build benchmarks to prevent bitrot
      - name: Build benchmarks
        run: cargo build --benches --all-features

  book:
    name: Book tests
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - run: cargo build
      - name: Setup mdBook
        uses: peaceiris/actions-mdbook@v1
        with:
          mdbook-version: '0.4.5'
      - name: Test Pasta book
        run: mdbook test -L target/debug/deps book/

  codecov:
    name: Code coverage
    runs-on: ubuntu-latest
    container:
      image: xd009642/tarpaulin:develop-nightly
      options: --security-opt seccomp=unconfined
    steps:
      - uses: actions/checkout@v4
      - name: Generate coverage report
        run: cargo tarpaulin --engine llvm --all-features --timeout 600 --out Xml
      - name: Upload coverage to Codecov
        uses: codecov/codecov-action@v3.1.1

  doc-links:
    name: Intra-doc links
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - run: cargo fetch
      # Requires #![deny(rustdoc::broken_intra_doc_links)] in crates.
      - name: Check intra-doc links
        run: cargo doc --all-features --document-private-items

  fmt:
    name: Rustfmt
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - run: cargo fmt -- --check