name: "Swift"

on:
  pull_request:
    paths:
      - "swift/**"
      - "misc/bazel/**"
      - "*.bazel*"
      - .github/workflows/swift.yml
      - .github/actions/fetch-codeql/action.yml
      - codeql-workspace.yml
      - .pre-commit-config.yaml
      - "!**/*.md"
      - "!**/*.qhelp"
    branches:
      - main

jobs:
  changes:
    runs-on: ubuntu-latest
    outputs:
      codegen: ${{ steps.filter.outputs.codegen }}
      ql: ${{ steps.filter.outputs.ql }}
    steps:
      - uses: dorny/paths-filter@4512585405083f25c027a35db413c2b3b9006d50
        id: filter
        with:
          filters: |
            codegen:
              - 'github/workflows/swift.yml'
              - "misc/bazel/**"
              - "*.bazel*"
              - 'swift/actions/setup-env/**'
              - '.pre-commit-config.yaml'
              - 'swift/codegen/**'
              - 'swift/schema.py'
              - 'swift/**/*.dbscheme'
              - 'swift/ql/lib/codeql/swift/elements.qll'
              - 'swift/ql/lib/codeql/swift/elements/**'
              - 'swift/ql/lib/codeql/swift/generated/**'
              - 'swift/ql/test/extractor-tests/generated/**'
            ql:
              - 'github/workflows/swift.yml'
              - 'swift/**/*.ql'
              - 'swift/**/*.qll'
  # not using a matrix as you cannot depend on a specific job in a matrix, and we want to start linux checks
  # without waiting for the macOS build
  build-and-test-macos:
    runs-on: macos-12-xl
    steps:
      - uses: actions/checkout@v3
      - uses: ./swift/actions/create-extractor-pack
      - uses: ./swift/actions/run-quick-tests
  build-and-test-linux:
    runs-on: ubuntu-20.04
    steps:
      - uses: actions/checkout@v3
      - uses: ./swift/actions/create-extractor-pack
      - uses: ./swift/actions/run-quick-tests
  qltests-linux:
    needs: build-and-test-linux
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - uses: ./swift/actions/run-ql-tests
  qltests-macos:
    needs: build-and-test-macos
    runs-on: macos-12-xl
    strategy:
      fail-fast: false
      matrix:
        slice: ["1/2", "2/2"]
    steps:
      - uses: actions/checkout@v3
      - uses: ./swift/actions/run-ql-tests
        with:
          flags: --slice ${{ matrix.slice }}
  integration-tests-linux:
    needs: build-and-test-linux
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - uses: ./swift/actions/run-integration-tests
  integration-tests-macos:
    needs: build-and-test-macos
    runs-on: macos-12-xl
    steps:
      - uses: actions/checkout@v3
      - uses: ./swift/actions/run-integration-tests
  codegen:
    runs-on: ubuntu-latest
    needs: changes
    if: ${{ needs.changes.outputs.codegen == 'true' }}
    steps:
      - uses: actions/checkout@v3
      - uses: ./swift/actions/setup-env
      - uses: pre-commit/action@v3.0.0
        name: Check that python code is properly formatted
        with:
          extra_args: autopep8 --all-files
      - uses: ./.github/actions/fetch-codeql
      - uses: pre-commit/action@v3.0.0
        name: Check that QL generated code was checked in
        with:
          extra_args: swift-codegen --all-files
      - name: Generate C++ files
        run: |
          bazel run //swift/codegen:codegen -- --generate=trap,cpp --cpp-output=$PWD/generated-cpp-files
      - uses: actions/upload-artifact@v3
        with:
          name: swift-generated-cpp-files
          path: swift/generated-cpp-files/**
  qlformat:
    runs-on: ubuntu-latest
    needs: changes
    if: ${{ needs.changes.outputs.ql == 'true' }}
    steps:
      - uses: actions/checkout@v3
      - uses: ./.github/actions/fetch-codeql
      - name: Check QL formatting
        run: find swift/ql "(" -name "*.ql" -or -name "*.qll" ")" -print0 | xargs -0 codeql query format --check-only