sync.yml

name: "Check changes and sync"
on:
  workflow_dispatch:
  schedule:
    - cron: 0 5 * * *

jobs:
  check-and-sync:
    runs-on: ubuntu-20.04
    outputs:
      all: ${{ steps.changes.outputs.all}}
      c: ${{ steps.changes.outputs.c }}
    steps:
      - name: checkout tree-sitter-scala
        uses: actions/checkout@v3
        with:
          fetch-depth: 10

      - name: Generate parser from scratch
        run: |
          npm install
          npm run build

      - name: Format Javascipt
        run: |
          npm install
          npm run format

      - name: Check for changes
        uses: tj-actions/verify-changed-files@v13
        id: verify-changed-files
        with:
          files: |
            grammar.js
            src/grammar.json
            src/node-types.json
            src/parser.c
            src/tree_sitter/parser.h

      - name: Commit changes if necessary
        if: steps.verify-changed-files.outputs.files_changed == 'true'
        run: |
          git config user.name "GitHub"
          git config user.email "noreply@github.com"
          git add .
          LAST_COMMIT=$(git log --format="%H" -n 1)
          git commit -m "chore: generate and sync from $LAST_COMMIT"
          git clean -xf

      - name: Create Pull Request
        if: steps.verify-changed-files.outputs.files_changed == 'true'
        uses: peter-evans/create-pull-request@v4
        with:
          title: "chore: generate and sync latest changes"
          branch: generation
          base: ${{ github.head_ref }}

      - name: No changes detected
        if: steps.verify-changed-files.outputs.files_changed == 'false'
        run: echo "No changes detected"