cppcheck-differential.yaml

name: cppcheck-differential

on:
  pull_request:

jobs:
  cppcheck-differential:
    runs-on: ubuntu-latest
    steps:
      - name: Check out repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

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

      # cppcheck from apt does not yet support --check-level args, and thus install from snap
      - name: Install Cppcheck from snap
        run: |
          sudo snap install cppcheck

      # Download the cppcheck suppression file
      - name: Download cppcheck suppression file
        run: |
          wget https://raw.githubusercontent.com/autowarefoundation/autoware.universe/main/.cppcheck_suppressions -O .cppcheck_suppressions

      - name: Remove exec_depend
        uses: autowarefoundation/autoware-github-actions/remove-exec-depend@v1

      - name: Get modified packages
        id: get-modified-packages
        uses: autowarefoundation/autoware-github-actions/get-modified-packages@v1

      # Display the modified packages
      - name: Show modified packages
        run: |
          echo "Modified packages:"
          echo "${{ steps.get-modified-packages.outputs.modified_packages }}"

      - name: Get modified files
        id: get-modified-files
        uses: tj-actions/changed-files@v45
        with:
          files: |
            **/*.cpp
            **/*.hpp

      # Display the modified files
      - name: Show modified files
        run: |
          echo "Modified files:"
          echo "${{ steps.get-modified-files.outputs.all_changed_files }}"

      - name: Run Cppcheck on changed files
        continue-on-error: true
        id: cppcheck
        run: |
          files=$(echo ${{ steps.get-modified-files.outputs.all_changed_files }})
          if [ -n "$files" ]; then
            echo "Running Cppcheck on changed files: $files"
            cppcheck --inline-suppr --enable=all --inconclusive --check-level=exhaustive --error-exitcode=1 --suppressions-list=.cppcheck_suppressions $files 2> cppcheck-report.txt
          else
            echo "No C++ files changed."
            touch cppcheck-report.txt
          fi
        shell: bash

      - name: Show cppcheck-report result
        run: |
          cat cppcheck-report.txt

      - name: Upload Cppcheck report
        uses: actions/upload-artifact@v4
        with:
          name: cppcheck-report
          path: cppcheck-report.txt

      - name: Fail the job if Cppcheck failed
        if: steps.cppcheck.outcome == 'failure'
        run: exit 1