splitby 1.2.5

Split text by a regex delimiter — a powerful, multi-threaded alternative to cut
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name: homebrew

on:
  workflow_run:
    workflows:
      - dist
    types:
      - completed
  workflow_dispatch:
    inputs:
      tag:
        description: "Release tag to use (e.g. v1.2.2)"
        required: true
        type: string

jobs:
  update-formula:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout main repo
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          fetch-tags: true

      - name: Checkout tap repo
        uses: actions/checkout@v4
        with:
          repository: serenacula/homebrew-tap
          token: ${{ secrets.HOMEBREW_TAP_TOKEN }}
          path: tap

      - name: Resolve tag
        id: tag
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          HEAD_SHA: ${{ github.event.workflow_run.head_sha }}
          MANUAL_TAG: ${{ github.event.inputs.tag }}
        run: |
          if [ -n "${MANUAL_TAG}" ]; then
            echo "tag=${MANUAL_TAG}" >> "${GITHUB_OUTPUT}"
          else
            tag="$(git tag --points-at "${HEAD_SHA}" | sort -V | tail -n1)"
            if [ -z "${tag}" ]; then
              echo "No tag found at ${HEAD_SHA}, skipping."
              echo "tag=" >> "${GITHUB_OUTPUT}"
            else
              echo "tag=${tag}" >> "${GITHUB_OUTPUT}"
            fi
          fi

      - name: Generate formula
        if: steps.tag.outputs.tag != ''
        env:
          TAG: ${{ steps.tag.outputs.tag }}
        run: |
          BASE_URL="https://github.com/serenacula/splitby/releases/download/${TAG}"

          fetch_sha256() {
            curl -sL "${BASE_URL}/$1.sha256" | awk '{print $1}'
          }

          SHA_DARWIN_ARM64=$(fetch_sha256 "splitby-aarch64-apple-darwin.tar.xz")
          SHA_DARWIN_AMD64=$(fetch_sha256 "splitby-x86_64-apple-darwin.tar.xz")
          SHA_LINUX_ARM64=$(fetch_sha256 "splitby-aarch64-unknown-linux-gnu.tar.xz")
          SHA_LINUX_AMD64=$(fetch_sha256 "splitby-x86_64-unknown-linux-gnu.tar.xz")

          mkdir -p tap/Formula
          cat > tap/Formula/splitby.rb << FORMULA
          class Splitby < Formula
            desc "Split text by a regex delimiter — a powerful, multi-threaded alternative to cut"
            homepage "https://github.com/serenacula/splitby"
            license "MIT"

            on_macos do
              on_arm do
                url "${BASE_URL}/splitby-aarch64-apple-darwin.tar.xz"
                sha256 "${SHA_DARWIN_ARM64}"
              end
              on_intel do
                url "${BASE_URL}/splitby-x86_64-apple-darwin.tar.xz"
                sha256 "${SHA_DARWIN_AMD64}"
              end
            end

            on_linux do
              on_arm do
                url "${BASE_URL}/splitby-aarch64-unknown-linux-gnu.tar.xz"
                sha256 "${SHA_LINUX_ARM64}"
              end
              on_intel do
                url "${BASE_URL}/splitby-x86_64-unknown-linux-gnu.tar.xz"
                sha256 "${SHA_LINUX_AMD64}"
              end
            end

            def install
              bin.install "splitby"
            end

            test do
              system "#{bin}/splitby", "--version"
            end
          end
          FORMULA

      - name: Commit and push
        if: steps.tag.outputs.tag != ''
        env:
          TAG: ${{ steps.tag.outputs.tag }}
        run: |
          cd tap
          git config user.name "release-bot"
          git config user.email "release-bot@users.noreply.github.com"
          git add Formula/splitby.rb
          git commit -m "release: update splitby to ${TAG}"
          git push