rust-ci.yml

on:
  push:
    branches:
      - main
    tags:
      - "*"
  pull_request:

concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

name: CI
jobs:
  lint:
    name: Lint
    runs-on: ubuntu-22.04
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
      - uses: Swatinem/rust-cache@v2

      # make sure all code has been formatted with rustfmt
      - run: rustup component add rustfmt
      - name: check rustfmt
        run: cargo fmt -- --check --color always

      # run clippy to verify we have no warnings
      - run: rustup component add clippy
      - run: cargo fetch
      - name: cargo clippy
        run: cargo clippy --all-targets -- -D warnings

  test:
    name: Test
    strategy:
      matrix:
        os: [ubuntu-22.04, macos-14, windows-2022]
    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
      - uses: Swatinem/rust-cache@v2
      - run: cargo fetch
      - name: cargo test build
        run: cargo build --tests --release
      - name: cargo test
        run: cargo test --release

  msrv-check:
    name: Minimum Stable Rust Version Check
    runs-on: ubuntu-22.04
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@master
        with:
          toolchain: "1.81.0"
      - uses: Swatinem/rust-cache@v2
      - run: cargo fetch
      - name: cargo check
        run: cargo check --all-targets

  deny-check:
    name: cargo-deny
    runs-on: ubuntu-22.04
    steps:
      - uses: actions/checkout@v4
      - uses: EmbarkStudios/cargo-deny-action@v2

  check-self:
    name: cargo-about
    runs-on: ubuntu-22.04
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
        with:
          targets: x86_64-unknown-linux-musl
      - run: sudo apt install -y musl-tools
      - uses: Swatinem/rust-cache@v2
      - run: cargo run --release --target x86_64-unknown-linux-musl -- generate --fail about.hbs

  # Build `mdBook` documentation and upload it as a temporary build artifact
  doc-book:
    name: Build the book
    runs-on: ubuntu-22.04
    steps:
      - uses: actions/checkout@v4
      - run: |
          set -e
          curl -L https://github.com/rust-lang-nursery/mdBook/releases/download/v0.4.21/mdbook-v0.4.21-x86_64-unknown-linux-gnu.tar.gz | tar xzf -
          echo `pwd` >> $GITHUB_PATH
      - run: (cd docs && mdbook build)
      - uses: actions/upload-artifact@v4
        with:
          name: doc-book
          path: docs/book

  publish-check:
    name: Publish Check
    runs-on: ubuntu-22.04
    container: ghcr.io/cross-rs/aarch64-unknown-linux-musl:edge
    strategy:
      matrix:
        include:
          - target: aarch64-unknown-linux-musl
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
        with:
          target: ${{ matrix.target }}
      - uses: Swatinem/rust-cache@v2
      - run: cargo fetch
      - name: cargo publish
        run: cargo publish --dry-run --all-features --target ${{ matrix.target }}

  release:
    name: Release
    if: startsWith(github.ref, 'refs/tags/')
    strategy:
      matrix:
        include:
          - os: ubuntu-22.04
            target: x86_64-unknown-linux-musl
          - os: ubuntu-22.04
            target: aarch64-unknown-linux-musl
            container: ghcr.io/cross-rs/aarch64-unknown-linux-musl:edge
          - os: windows-2022
            target: x86_64-pc-windows-msvc
          - os: windows-2022
            target: aarch64-pc-windows-msvc
          - os: macOS-13
            target: x86_64-apple-darwin
          - os: macOS-14
            target: aarch64-apple-darwin
    runs-on: ${{ matrix.os }}
    container: ${{ matrix.container }}
    steps:
      - uses: dtolnay/rust-toolchain@stable
        with:
          target: ${{ matrix.target }}
      - name: Install musl tools
        if: matrix.target == 'x86_64-unknown-linux-musl'
        run: |
          sudo apt install -y musl-tools
      - name: Checkout
        uses: actions/checkout@v4
      - name: cargo fetch
        run: cargo fetch --target ${{ matrix.target }}
      - name: Release build
        run: cargo build --release --target ${{ matrix.target }}
      - name: Package
        shell: bash
        env:
          NAME: cargo-about
          TARGET: ${{ matrix.target }}
        run: .github/scripts/package.sh
      - name: Publish
        uses: softprops/action-gh-release@v1
        with:
          draft: true
          files: "cargo-about*"
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

  publish:
    name: Publish Docs
    needs: [doc-book]
    runs-on: ubuntu-22.04
    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
    steps:
      - name: Download book
        uses: actions/download-artifact@v4
        with:
          name: doc-book
      - name: Assemble gh-pages
        run: |
          mv doc-book gh-pages
      # If this is a push to the main branch push to the `gh-pages` using a
      # deploy key. Note that a deploy key is necessary for now because otherwise
      # using the default token for github actions doesn't actually trigger a page
      # rebuild.
      - name: Push to gh-pages
        # Uses a rust script to setup and push to the gh-pages branch
        run: curl -LsSf https://git.io/fhJ8n | rustc - && (cd gh-pages && ../rust_out)
        env:
          GITHUB_DEPLOY_KEY: ${{ secrets.DEPLOY_KEY }}
          BUILD_REPOSITORY_ID: ${{ github.repository }}
          BUILD_SOURCEVERSION: ${{ github.sha }}

  test_success:
    runs-on: ubuntu-22.04
    needs: [lint, test, check-self, deny-check, publish-check, doc-book]
    steps:
      - run: echo "All test jobs passed"