validate-shell.yml

name: Validate Shell Syntax

on:
  push:

jobs:
  validate-shell:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Install yq
        run: |
          sudo wget -qO /usr/local/bin/yq https://github.com/mikefarah/yq/releases/latest/download/yq_linux_amd64
          sudo chmod +x /usr/local/bin/yq

      - name: Extract exec section from YAML
        id: extract
        run: |
          yq eval -r '.run.exec' env0.plugin.yaml > /tmp/script.sh
          if [ ! -s /tmp/script.sh ]; then
            echo "::error::'run.exec' not found in YAML or is empty"
            exit 1
          fi
          echo "✓ Script extracted successfully"
          echo "script_path=/tmp/script.sh" >> $GITHUB_OUTPUT

      - name: Install shellcheck
        run: |
          sudo apt-get update
          sudo apt-get install -y shellcheck

      - name: Validate shell syntax with shellcheck
        run: |
          echo "Validating shell syntax..."
          shellcheck -x /tmp/script.sh || {
            echo "::error::Shell syntax validation failed"
            exit 1
          }
          echo "✓ Shell syntax is valid"

      - name: Display extracted script (for debugging)
        if: failure()
        run: |
          echo "Extracted script content:"
          echo "---"
          cat /tmp/script.sh
          echo "---"