release.yml

name: release

# Only do the release on x.y.z tags.
on:
  push:
    tags:
    - "[0-9]+.[0-9]+.[0-9]+"

# We need this to be able to create releases.
permissions:
  contents: write

jobs:
  # The create-release job runs purely to initialize the GitHub release itself,
  # and names the release after the `x.y.z` tag that was pushed. It's separate
  # from building the release so that we only create the release once.
  create-release:
    name: create-release
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Get the release version from the tag
        if: env.VERSION == ''
        run: echo "VERSION=${{ github.ref_name }}" >> $GITHUB_ENV
      - name: Show the version
        run: |
          echo "version is: $VERSION"
      - name: Check that tag version and Cargo.toml version are the same
        shell: bash
        run: |
          if ! grep -q "version = \"$VERSION\"" jdmod/Cargo.toml; then
            echo "version does not match jdmod/Cargo.toml" >&2
            exit 1
          fi
      - name: Create GitHub release
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: gh release create $VERSION --draft --verify-tag --title $VERSION
    outputs:
      version: ${{ env.VERSION }}

  build-release:
    name: build-release
    needs: ['create-release']
    runs-on: ${{ matrix.os }}
    env:
      # Emit backtraces on panics.
      RUST_BACKTRACE: 1
      TARGET_DIR: ./target
      # Build static releases with PCRE2.
      PCRE2_SYS_STATIC: 1
    strategy:
      fail-fast: true
      matrix:
        include:
        - build: linux
          os: ubuntu-latest
          rust: nightly
          target: x86_64-unknown-linux-gnu
        - build: win-msvc
          os: windows-latest
          rust: nightly
          target: x86_64-pc-windows-msvc

    steps:
    - name: Checkout repository
      uses: actions/checkout@v4

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

    - name: Set target variables
      shell: bash
      run: |
        echo "TARGET_FLAGS=--target ${{ matrix.target }}" >> $GITHUB_ENV
        echo "TARGET_DIR=./target/${{ matrix.target }}" >> $GITHUB_ENV

    - name: Show command used for Cargo
      shell: bash
      run: |
        echo "target flag is: ${{ env.TARGET_FLAGS }}"
        echo "target dir is: ${{ env.TARGET_DIR }}"

    - name: Build release binary
      shell: bash
      run: |
        cargo build --verbose --release --bin jdmod ${{ env.TARGET_FLAGS }}
        if [ "${{ matrix.os }}" = "windows-latest" ]; then
          bin="target/${{ matrix.target }}/release/jdmod.exe"
        else
          bin="target/${{ matrix.target }}/release/jdmod"
        fi
        echo "BIN=$bin" >> $GITHUB_ENV

    - name: Determine archive name
      shell: bash
      run: |
        version="${{ needs.create-release.outputs.version }}"
        echo "ARCHIVE=jdmod-$version-${{ matrix.target }}" >> $GITHUB_ENV

    - name: Creating directory for archive
      shell: bash
      run: |
        mkdir -p "$ARCHIVE"/
        cp "$BIN" "$ARCHIVE"/
        if [ "${{ matrix.os }}" = "windows-latest" ]; then
          cp "target/${{ matrix.target }}/release/jdmod.pdb" "$ARCHIVE"/
        fi

    - name: Build archive (Windows)
      shell: bash
      if: matrix.os == 'windows-latest'
      run: |
        7z a "$ARCHIVE.zip" "$ARCHIVE"
        certutil -hashfile "$ARCHIVE.zip" SHA256 > "$ARCHIVE.zip.sha256"
        echo "ASSET=$ARCHIVE.zip" >> $GITHUB_ENV
        echo "ASSET_SUM=$ARCHIVE.zip.sha256" >> $GITHUB_ENV

    - name: Build archive (Unix)
      shell: bash
      if: matrix.os != 'windows-latest'
      run: |
        tar czf "$ARCHIVE.tar.gz" "$ARCHIVE"
        shasum -a 256 "$ARCHIVE.tar.gz" > "$ARCHIVE.tar.gz.sha256"
        echo "ASSET=$ARCHIVE.tar.gz" >> $GITHUB_ENV
        echo "ASSET_SUM=$ARCHIVE.tar.gz.sha256" >> $GITHUB_ENV

    - name: Upload release archive
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      shell: bash
      run: |
        version="${{ needs.create-release.outputs.version }}"
        gh release upload "$version" ${{ env.ASSET }} ${{ env.ASSET_SUM }}