update-tree-sitter-wasm-file.yml

# Inspired by bash-language-server under MIT license
# Reference: https://github.com/bash-lsp/bash-language-server/blob/8c42218c77a9451b308839f9a754abde901323d5/.github/workflows/upgrade-tree-sitter.yml

name: Update Tree Sitter WASM File

on:
  workflow_dispatch:
  schedule:
    - cron: '0 12 * * 2'

jobs:
  build:

    runs-on: ubuntu-latest

    defaults:
      run:
        shell: bash

    env:
      DBUS_SESSION_BUS_ADDRESS: unix:path=/run/user/1001/bus
      SHELL: /usr/bin/bash

    strategy:
      matrix:
        node-version: [20]

    steps:
    - name: Checkout Repository
      uses: actions/checkout@v3

    - name: Setup Node.js
      uses: actions/setup-node@v3
      with:
        node-version: ${{ matrix.node-version }}

    - name: Clean install
      run: npm run clean

    - name: Install Dependencies
      run: npm install

    - name: Update tree-sitter wasm
      run: bash scripts/update-tree-sitter-wasm.sh

    - name: Verify file changes
      uses: tj-actions/verify-changed-files@v16
      id: verify-changed-files
      with:
        # The script generates a new wasm file and replaces the existing one. Git will treat it as a different file even it is generated with the same commit and CLI  
        # Hence, we only compare the parser.info. It should be enough to tell the difference
        files: |
            client/parser.info

    - name: Create pull request
      if: steps.verify-changed-files.outputs.files_changed == 'true'
      uses: peter-evans/create-pull-request@v5
      with:
        add-paths: |
          client/parser.info
          client/tree-sitter-bitbake.wasm
        title: Auto update tree-sitter-sitter wasm file
        commit-message: Auto update tree-sitter-sitter wasm file
        token: ${{ secrets.GITHUB_TOKEN }}