name: CodeQL

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

on:
  schedule:
    - cron: '0 12 * * 6'
  push:
    branches:
      - 'main'
      - 'release/*'
    tags:
      - 'v*'
  pull_request:

permissions:
  contents: read # to fetch code (actions/checkout)

jobs:
  analyze:
    permissions:
      contents: read # to fetch code (actions/checkout)
      security-events: write # to upload SARIF results (github/codeql-action/analyze)

    name: Analyze
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        language:
          - go
    steps:
      -
        name: Checkout
        uses: actions/checkout@v3
        with:
          fetch-depth: 2
      -
        name: Checkout HEAD on PR
        if: ${{ github.event_name == 'pull_request' }}
        run: |
          git checkout HEAD^2
      -
        name: Initialize CodeQL
        uses: github/codeql-action/init@v2
        with:
          languages: ${{ matrix.language }}
      -
        name: Autobuild
        uses: github/codeql-action/autobuild@v2
      -
        name: Perform CodeQL Analysis
        uses: github/codeql-action/analyze@v2
