promptfoo/.github/workflows/tag.yml

name: tag
on:
  push:
    branches:
      - main
    paths:
      - 'package.json'
  workflow_dispatch:
permissions:
  contents: write
concurrency:
  group: ${{ github.workflow }}
jobs:
  tag:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Use Node
        uses: actions/setup-node@v4
        with:
          node-version-file: '.nvmrc'
          cache: 'npm'
      - name: Get package version
        id: get_version
        run: |
          VERSION=$(node -p "require('./package.json').version")
          echo "VERSION=$VERSION" >> $GITHUB_ENV
      - name: Check if git tag exists
        id: check_tag
        run: |
          git fetch --tags
          VERSION=$(echo $VERSION)
          if [[ $(git tag -l $VERSION | wc -l) -eq '1' ]]; then
            echo "git tag already exists"
            echo "TAG=false" >> $GITHUB_ENV
          else
            echo "git tag does not exist"
            echo "TAG=true" >> $GITHUB_ENV
          fi
      - name: Create git tag
        if: env.TAG == 'true'
        run: git tag ${{ env.VERSION }}
      - name: Push git tag
        if: env.TAG == 'true'
        run: git push --tags