ci.yml

name: Continuous Integration

on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - master
    paths-ignore:
      - "README.md"

jobs:
  fmt:
    name: Source formatting check
    runs-on: ubuntu-latest
    steps:
      - name: Checkout sources
        uses: actions/checkout@v3

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          components: rustfmt

      - name: Check formatting
        run: cargo fmt --check

  build:
    name: Lint and test check
    strategy:
      fail-fast: false
      matrix:
        rust: ["1.70.0", "stable", "nightly"]
        os: ["ubuntu-latest", "windows-latest", "macos-latest"]
    runs-on: ${{ matrix.os }}
    steps:
      - name: Checkout sources
        uses: actions/checkout@v3

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

      - name: Restore cargo cache
        uses: Swatinem/rust-cache@v2

      - name: Run lints
        run: cargo clippy -- -D warnings

      - name: Run tests
        run: |
          cargo test --all-targets --all-features
          cargo test --all-targets --no-default-features
      - name: Install cargo-hack
        uses: taiki-e/install-action@cargo-hack

      - name: Run tests with feature powerset
        # Note: you might think that we can also pass in `--exclude-all-features` here, but that
        # isn't the case because if you pass in a --example, it doesn't run doctests. The below
        # expression will run doctests as well.
        run: cargo hack test --feature-powerset