release.yml

name: release

on:
  push:
    tags: ["v*"]
  workflow_dispatch:
    inputs:
      tag:
        description: "Tag to build (e.g. v0.1.0)"
        required: true

permissions:
  contents: write

jobs:
  # Nothing is published before the gates that guard every pull request pass on the
  # exact commit being released. A green tag that was never tested is worse than no tag.
  verify:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
        with:
          components: rustfmt, clippy
      - uses: Swatinem/rust-cache@v2
      - run: cargo fmt --all -- --check
      - run: cargo clippy --all-targets -- -D warnings
      - run: cargo test --all

  binaries:
    needs: verify
    strategy:
      fail-fast: false
      matrix:
        include:
          - { os: macos-latest,   target: aarch64-apple-darwin }
          - { os: macos-latest,   target: x86_64-apple-darwin }
          - { os: ubuntu-latest,  target: x86_64-unknown-linux-gnu }
          - { os: ubuntu-latest,  target: aarch64-unknown-linux-gnu }
          # Mature business systems are disproportionately maintained on Windows,
          # which is exactly the codebase this tool is for.
          - { os: windows-latest, target: x86_64-pc-windows-msvc, ext: .exe }
    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
        with:
          targets: ${{ matrix.target }}
      - uses: Swatinem/rust-cache@v2

      - name: Cross-compilation linker
        if: matrix.target == 'aarch64-unknown-linux-gnu'
        run: |
          sudo apt-get update && sudo apt-get install -y gcc-aarch64-linux-gnu
          echo "CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER=aarch64-linux-gnu-gcc" >> "$GITHUB_ENV"
          echo "CC_aarch64_unknown_linux_gnu=aarch64-linux-gnu-gcc" >> "$GITHUB_ENV"

      - run: cargo build --release --target ${{ matrix.target }} -p reify-cli

      - name: Package
        shell: bash
        run: |
          NAME="reify-${{ github.ref_name || inputs.tag }}-${{ matrix.target }}"
          mkdir -p "dist/$NAME"
          cp "target/${{ matrix.target }}/release/reify${{ matrix.ext }}" "dist/$NAME/"
          cp README.md LICENSE "dist/$NAME/"
          tar -C dist -czf "dist/$NAME.tar.gz" "$NAME"
          shasum -a 256 "dist/$NAME.tar.gz" > "dist/$NAME.tar.gz.sha256" 2>/dev/null \
            || sha256sum "dist/$NAME.tar.gz" > "dist/$NAME.tar.gz.sha256"

      - uses: actions/upload-artifact@v4
        with:
          name: ${{ matrix.target }}
          path: dist/*.tar.gz*

  publish:
    needs: binaries
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/download-artifact@v4
        with: { path: dist, merge-multiple: true }
      - uses: softprops/action-gh-release@v2
        with:
          files: dist/*
          generate_release_notes: true
          # Draft until a human has looked at it. A release is outward-facing and
          # should not appear because a tag was pushed by accident.
          draft: true