publish-npm.yml

name: Publish npm Package

on:
  push:
    tags:
      # `*` matches any character except `/`, so `plugin-stitch@1.0.0` matches
      # `*.*.*` too. The plugin publish workflow that used to claim those tags
      # is gone, and both `plugin-checkpoint@1.0.0` and `plugin-stitch@1.0.0`
      # still exist in this repository -- without the exclusion, re-pushing one
      # starts this workflow, and it only stops at the tag/version check.
      - "*.*.*"
      - "!plugin-*"

permissions:
  contents: read
  id-token: write

jobs:
  publish:
    # Second layer, kept from the pre-2.0 workflow: a tag filter is easy to
    # widen by accident, and this job holds `id-token: write`.
    if: ${{ !startsWith(github.ref_name, 'plugin-') }}
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v5
        with:
          fetch-depth: 0

      - name: Setup Node.js
        uses: actions/setup-node@v5
        with:
          node-version: 24
          registry-url: https://registry.npmjs.org
          cache: npm

      - name: Install dependencies
        run: npm ci

      - name: Verify tag matches package version
        shell: bash
        run: |
          PACKAGE_VERSION="$(node -p "require('./package.json').version")"
          if [ "${PACKAGE_VERSION}" != "${GITHUB_REF_NAME}" ]; then
            echo "Tag ${GITHUB_REF_NAME} does not match package.json version ${PACKAGE_VERSION}"
            exit 1
          fi

      - name: Smoke test release package
        run: npm run release:smoke

      - name: Verify package contents
        run: npm run release:check

      - name: Check whether version already exists on npm
        id: npm_version
        shell: bash
        run: |
          PACKAGE_NAME="$(node -p "require('./package.json').name")"
          PACKAGE_VERSION="$(node -p "require('./package.json').version")"
          if npm view "${PACKAGE_NAME}@${PACKAGE_VERSION}" version >/dev/null 2>&1; then
            echo "published=true" >> "$GITHUB_OUTPUT"
            echo "Version ${PACKAGE_VERSION} is already published. Skipping npm publish."
          else
            echo "published=false" >> "$GITHUB_OUTPUT"
          fi

      - name: Publish package to npm
        if: steps.npm_version.outputs.published != 'true'
        run: npm publish --access public