build.yml

on: [push, pull_request]
name: sct.rs

jobs:
  build:
    name: Build+test
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        # test a bunch of toolchains on ubuntu
        rust:
          - stable
          - beta
          - nightly
          - 1.61.0 # our MSRV
        os: [ubuntu-latest]
        # but only stable on macos/windows (slower platforms)
        include:
          - os: macos-latest
            rust: stable
          - os: windows-latest
            rust: stable
    steps:
      - name: Checkout sources
        uses: actions/checkout@v4

      - name: Install ${{ matrix.rust }} toolchain
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ matrix.rust }}

      - name: cargo build (debug; default features)
        run: cargo build

      - name: cargo test (debug; default features)
        run: cargo test
        env:
          RUST_BACKTRACE: 1

      - name: cargo test (debug; all features)
        run: cargo test --all-features
        env:
          RUST_BACKTRACE: 1

      - name: cargo test (release; no run)
        run: cargo test --release --no-run

  coverage:
    name: Measure coverage
    runs-on: ubuntu-latest
    steps:
      - name: Checkout sources
        uses: actions/checkout@v4

      - name: Install rust toolchain
        uses: dtolnay/rust-toolchain@nightly
        with:
          components: llvm-tools

      - name: Install cargo-llvm-cov
        run: cargo install cargo-llvm-cov

      - name: Measure coverage
        run: cargo llvm-cov --lcov --output-path ./lcov.info

      - name: Report to codecov.io
        uses: codecov/codecov-action@v3
        with:
          files: ./lcov.info
          fail_ci_if_error: false

  minver:
    name: Check minimum versions
    runs-on: ubuntu-latest
    steps:
      - name: Checkout sources
        uses: actions/checkout@v4

      - name: Install rust toolchain
        uses: dtolnay/rust-toolchain@nightly

      - name: cargo test (debug; all features; -Z minimal-versions)
        run: cargo -Z minimal-versions test --all-features

  format:
    name: Format
    runs-on: ubuntu-latest
    steps:
      - name: Checkout sources
        uses: actions/checkout@v4
      - name: Install rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          components: rustfmt
      - name: Check formatting
        run: cargo fmt -- --check

  clippy:
    name: Clippy
    runs-on: ubuntu-latest
    steps:
      - name: Checkout sources
        uses: actions/checkout@v4
      - name: Install rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          components: clippy
      - run: cargo clippy -- --deny warnings

  clippy-nightly:
    name: Clippy (Nightly)
    runs-on: ubuntu-latest
    steps:
      - name: Checkout sources
        uses: actions/checkout@v4
      - name: Install rust toolchain
        uses: dtolnay/rust-toolchain@nightly
        with:
          components: clippy
      - run: cargo clippy