sync-types.yml

name: Sync Deno & web types

on:
  schedule:
    - cron: "0 6 1 * *"
  workflow_dispatch:

# Read-only by default; the job below raises it to open a pull request.
permissions:
  contents: read

jobs:
  sync-types:
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pull-requests: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4.4.0
        with:
          # This job's token can write to the repository and the steps below
          # run third-party code, so don't leave it in .git/config for them.
          # create-pull-request pushes with its own token regardless.
          persist-credentials: false

      - name: Install Deno
        uses: denoland/setup-deno@22d081ff2d3a40755e97629de92e3bcbfa7cf2ed # v2.0.5

      - name: Deno types
        run: deno task tools:deno_symbols

      - name: Update MDN
        run: deno update @mdn/browser-compat-data

      - name: Web types
        run: deno task tools:web_symbols

      - name: Check for changes
        id: check-changes
        run: |
          git add api/src/api/docs/deno_types.json api/src/api/docs/web_builtins.json
          if git diff --cached --quiet; then
            echo "changes=false" >> $GITHUB_OUTPUT
          else
            echo "changes=true" >> $GITHUB_OUTPUT
          fi

      - name: Stage remaining files
        run: git add deno.json deno.lock

      - name: Create Pull Request
        if: steps.check-changes.outputs.changes == 'true'
        uses: peter-evans/create-pull-request@5f6978faf089d4d20b00c7766989d076bb2fc7f1 # v8.1.1
        with:
          commit-message: |
            chore: update Deno & web types

            Automated update of Deno types and web types.
          title: "chore: update Deno & web types"
          body: |
            ## Summary

            This PR updates the Deno types with the latest CLI version, and the web types with the latest @mdn/browser-compat-data version.

            ### Automation
            This PR was created automatically by the monthly sync workflow.
          branch: update-types
          delete-branch: true