Example GitHub Actions workflow to validate Looker's LookML syntax and content

validate.yml

name: Validate Looker's LookML and Content
on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main

env:
  BASE_URL:  # Pass your organisation's Looker base URL, e.g. https://yourorg.cloud.looker.com
  LOOKER_CLIENT_ID: # Pass the API client id of a Looker user
  # Password should be stored in GitHub's repository secret under the LOOKER_CLIENT_SECRET key

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v1
      - name: Set up Python
        uses: actions/setup-python@v1
        with:
          python-version: 3.9
      - name: Install Spectacles
        run: pip install spectacles
      - name: Create Spectacles Config File
        run: |
          echo "base_url: ${BASE_URL}" > .spectacles-config.yaml
          echo "client_id: ${LOOKER_CLIENT_ID}" >> .spectacles-config.yaml
          echo "client_secret: ${{ secrets.LOOKER_CLIENT_SECRET }}" >> .spectacles-config.yaml
      - name: Check LookML syntax using spectacles library
        run: |
          spectacles lookml \
            --config-file .spectacles-config.yaml \
            --project curbfood \
            --remote-reset \
            ${GITHUB_HEAD_REF:+ --branch ${GITHUB_HEAD_REF}} # Only pass --branch argument if on non-main branch (only for PRs)
      - name: Run content validation using spectacles library
        run: |
          spectacles content \
            --config-file .spectacles-config.yaml \
            --project curbfood \
            --remote-reset \
            ${GITHUB_HEAD_REF:+ --branch ${GITHUB_HEAD_REF}} # Only pass --branch argument if on non-main branch (only for PRs)