name: "Code scanning"

on:
  push:
    branches: ["*.x", chat.zulip.org, main]
    tags: ["*"]
  pull_request:
    branches: ["*.x", chat.zulip.org, main]
  workflow_dispatch:

concurrency:
  group: "${{ github.workflow }}-${{ github.head_ref || github.run_id }}"
  cancel-in-progress: true

permissions:
  contents: read

jobs:
  CodeQL:
    permissions:
      actions: read # for github/codeql-action/init to get workflow details
      contents: read # for actions/checkout to fetch code
      security-events: write # for github/codeql-action/analyze to upload SARIF results
    if: ${{!github.event.repository.private}}
    runs-on: ubuntu-latest

    steps:
      - name: Check out repository
        uses: actions/checkout@v4

      # Initializes the CodeQL tools for scanning.
      - name: Initialize CodeQL
        uses: github/codeql-action/init@v2

        # Override language selection by uncommenting this and choosing your languages
        # with:
        #   languages: go, javascript, csharp, python, cpp, java

      - name: Perform CodeQL Analysis
        uses: github/codeql-action/analyze@v2