ocloc 0.5.0

name: Release

on:
  workflow_dispatch:
  push:
    tags:
      - 'v*.*.*'

jobs:
  build:
    name: Build
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        include:
          - os: macos-13
            target: x86_64-apple-darwin
          - os: macos-latest
            target: aarch64-apple-darwin
          - os: ubuntu-latest
            target: x86_64-unknown-linux-gnu
          - os: windows-latest
            target: x86_64-pc-windows-msvc
    steps:
      - uses: actions/checkout@v4
      - name: Install Rust
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: ${{ matrix.target }}
      - name: Cache cargo
        uses: swatinem/rust-cache@v2
      - name: Build release
        run: cargo build --release --locked --target ${{ matrix.target }}
      - name: Package (Unix)
        if: runner.os != 'Windows'
        shell: bash
        run: |
          set -euo pipefail
          TARGET=${{ matrix.target }}
          VERSION=$(sed -n 's/^version = \"\(.*\)\"/\1/p' Cargo.toml | head -n1)
          ARCHIVE="ocloc-${VERSION}-${TARGET}.tar.gz"
          tar -C "target/${TARGET}/release" -czf "$ARCHIVE" ocloc
          echo "ARCHIVE=$ARCHIVE" >> "$GITHUB_ENV"
      - name: Package (Windows)
        if: runner.os == 'Windows'
        shell: pwsh
        run: |
          $Target = "${{ matrix.target }}"
          $Version = (Select-String -Path Cargo.toml -Pattern '^version = "(.+)"').Matches[0].Groups[1].Value
          $Archive = "ocloc-$Version-$Target.zip"
          $Bin = Join-Path "target/$Target/release" "ocloc.exe"
          Copy-Item $Bin -Destination "ocloc.exe" -Force
          Compress-Archive -Path "ocloc.exe" -DestinationPath $Archive -Force
          Remove-Item "ocloc.exe"
          "ARCHIVE=$Archive" | Out-File -FilePath $env:GITHUB_ENV -Encoding utf8 -Append
      - name: Upload artifact
        uses: actions/upload-artifact@v4
        with:
          name: ocloc-${{ matrix.target }}
          path: ${{ env.ARCHIVE }}

  release:
    name: Create Release and Attach Assets
    needs: build
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - name: Download build artifacts
        uses: actions/download-artifact@v4
        with:
          path: dist
          merge-multiple: true
      - name: Compute checksums
        run: |
          set -euo pipefail
          cd dist
          ( command -v sha256sum >/dev/null && sha256sum ocloc-* > SHA256SUMS.txt ) || \
          ( command -v shasum >/dev/null && shasum -a 256 ocloc-* > SHA256SUMS.txt )
          echo "--- SHA256SUMS ---"
          cat SHA256SUMS.txt
      - name: List artifacts
        run: ls -l dist
      - name: Create GitHub Release
        uses: softprops/action-gh-release@v2
        with:
          draft: false
          prerelease: false
          files: |
            dist/ocloc-*.tar.gz
            dist/ocloc-*.zip
            dist/SHA256SUMS.txt
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

  update-homebrew:
    name: Update Homebrew Tap
    needs: release
    runs-on: ubuntu-latest
    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/')
    steps:
      - name: Checkout tap repo
        run: |
          set -e
          git clone https://x-access-token:${{ secrets.TAP_TOKEN }}@github.com/${{ vars.TAP_REPO || 'adhishthite/homebrew-ocloc' }} tap
      - name: Download artifacts
        uses: actions/download-artifact@v4
        with:
          path: dist
          merge-multiple: true
      - name: Compute checksums
        run: |
          cd dist
          ( command -v sha256sum >/dev/null && sha256sum ocloc-* > SHA256SUMS.txt ) || \
          ( command -v shasum >/dev/null && shasum -a 256 ocloc-* > SHA256SUMS.txt )
          cat SHA256SUMS.txt
      - name: Update formula
        env:
          REPO_SLUG: ${{ github.repository }}
          TAG: ${{ github.ref_name }}
        run: |
          set -euo pipefail
          MAC_ARM_TARBALL=$(ls dist/ocloc-*-aarch64-apple-darwin.tar.gz | xargs -n1 basename)
          MAC_X64_TARBALL=$(ls dist/ocloc-*-x86_64-apple-darwin.tar.gz | xargs -n1 basename)
          MAC_ARM_SHA=$(grep "$MAC_ARM_TARBALL" dist/SHA256SUMS.txt | awk '{print $1}')
          MAC_X64_SHA=$(grep "$MAC_X64_TARBALL" dist/SHA256SUMS.txt | awk '{print $1}')
          VERSION="${TAG#v}"
          FORMULA_DIR="tap/Formula"
          mkdir -p "$FORMULA_DIR"
          {
            echo 'class Ocloc < Formula'
            echo '  desc "Fast, reliable lines-of-code counter"'
            echo "  homepage \"https://github.com/${REPO_SLUG}\""
            echo "  version \"${VERSION}\""
            echo '  license "MIT"'
            echo ''
            echo '  if Hardware::CPU.arm?'
            echo "    url \"https://github.com/${REPO_SLUG}/releases/download/${TAG}/${MAC_ARM_TARBALL}\""
            echo "    sha256 \"${MAC_ARM_SHA}\""
            echo '  else'
            echo "    url \"https://github.com/${REPO_SLUG}/releases/download/${TAG}/${MAC_X64_TARBALL}\""
            echo "    sha256 \"${MAC_X64_SHA}\""
            echo '  end'
            echo ''
            echo '  def install'
            echo '    bin.install "ocloc"'
            echo '  end'
            echo ''
            echo '  test do'
            echo '    system "#{bin}/ocloc", "--version"'
            echo '  end'
            echo 'end'
          } > "$FORMULA_DIR/ocloc.rb"
          cd tap
          git config user.name "github-actions"
          git config user.email "github-actions@users.noreply.github.com"
          git add Formula/ocloc.rb
          git commit -m "ocloc $VERSION: update formula"
          git push origin HEAD