name: Coverage

on:
  push:
    paths:
      - "**/workflows/coverage.yml"
      - "**/Source/**"
      - "**/Tests/**"
      - "**/ThirdParty/**"
      - "**/CMakeLists.txt"
      - "**/.gitmodules"
      - "!**/*.md"
      - "!**/*.txt"

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

env:
  BUILD_TYPE: Debug

jobs:
  lua:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        lua:
          - { version: "5.1", suffix: "51" }
          - { version: "5.2", suffix: "52" }
          - { version: "5.3", suffix: "53" }
          - { version: "5.4", suffix: "54" }
          - { version: "5.5", suffix: "55" }

    steps:

    - uses: actions/checkout@v6
      with:
        submodules: true

    - name: Install lcov
      run: sudo apt-get install -y lcov ninja-build

    - name: Create Build Environments
      run: |
        cmake -E make_directory ${{runner.workspace}}/build17
        cmake -E make_directory ${{runner.workspace}}/build20
        cmake -E make_directory ${{runner.workspace}}/build23
        cmake -E make_directory ${{runner.workspace}}/coverage

    - name: Configure C++17
      working-directory: ${{runner.workspace}}/build17
      run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DCMAKE_CXX_STANDARD=17 -DLUABRIDGE_COVERAGE=ON -G Ninja

    - name: Build Lua ${{ matrix.lua.version }} (C++17)
      working-directory: ${{runner.workspace}}/build17
      run: |
        cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target \
          LuaBridgeTests${{ matrix.lua.suffix }} \
          LuaBridgeTests${{ matrix.lua.suffix }}LuaC \
          LuaBridgeTests${{ matrix.lua.suffix }}Noexcept \
          LuaBridgeTests${{ matrix.lua.suffix }}LuaCNoexcept

    - name: Test Lua ${{ matrix.lua.version }} (C++17)
      working-directory: ${{runner.workspace}}/build17
      run: ctest --parallel $(nproc) -R "LuaBridgeTests${{ matrix.lua.suffix }}" --output-on-failure

    - name: Coverage Lua ${{ matrix.lua.version }} (C++17)
      working-directory: ${{runner.workspace}}/build17
      run: |
        lcov -c -d "${{runner.workspace}}/build17" --rc branch_coverage=1 --rc geninfo_unexecuted_blocks=1 \
          --ignore-errors mismatch,unused \
          --include "*/LuaBridge/*" --exclude "*/Tests/*" --exclude "*/Distribution/*" --exclude "*/coverage_html/*" \
          -o "${{runner.workspace}}/coverage/lua${{ matrix.lua.suffix }}_cxx17.info"

    - name: Configure C++20
      working-directory: ${{runner.workspace}}/build20
      run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DCMAKE_CXX_STANDARD=20 -DLUABRIDGE_COVERAGE=ON -G Ninja

    - name: Build Lua ${{ matrix.lua.version }} (C++20)
      working-directory: ${{runner.workspace}}/build20
      run: |
        cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target \
          LuaBridgeTests${{ matrix.lua.suffix }} \
          LuaBridgeTests${{ matrix.lua.suffix }}LuaC \
          LuaBridgeTests${{ matrix.lua.suffix }}Noexcept \
          LuaBridgeTests${{ matrix.lua.suffix }}LuaCNoexcept

    - name: Test Lua ${{ matrix.lua.version }} (C++20)
      working-directory: ${{runner.workspace}}/build20
      run: ctest --parallel $(nproc) -R "LuaBridgeTests${{ matrix.lua.suffix }}" --output-on-failure

    - name: Coverage Lua ${{ matrix.lua.version }} (C++20)
      working-directory: ${{runner.workspace}}/build20
      run: |
        lcov -c -d "${{runner.workspace}}/build20" --rc branch_coverage=1 --rc geninfo_unexecuted_blocks=1 \
          --ignore-errors mismatch,unused \
          --include "*/LuaBridge/*" --exclude "*/Tests/*" --exclude "*/Distribution/*" --exclude "*/coverage_html/*" \
          -o "${{runner.workspace}}/coverage/lua${{ matrix.lua.suffix }}_cxx20.info"

    - name: Configure C++23
      working-directory: ${{runner.workspace}}/build23
      run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DCMAKE_CXX_STANDARD=23 -DLUABRIDGE_COVERAGE=ON -G Ninja

    - name: Build Lua ${{ matrix.lua.version }} (C++23)
      working-directory: ${{runner.workspace}}/build23
      run: |
        cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target \
          LuaBridgeTests${{ matrix.lua.suffix }} \
          LuaBridgeTests${{ matrix.lua.suffix }}LuaC \
          LuaBridgeTests${{ matrix.lua.suffix }}Noexcept \
          LuaBridgeTests${{ matrix.lua.suffix }}LuaCNoexcept

    - name: Test Lua ${{ matrix.lua.version }} (C++23)
      working-directory: ${{runner.workspace}}/build23
      run: ctest --parallel $(nproc) -R "LuaBridgeTests${{ matrix.lua.suffix }}" --output-on-failure

    - name: Coverage Lua ${{ matrix.lua.version }} (C++23)
      working-directory: ${{runner.workspace}}/build23
      run: |
        lcov -c -d "${{runner.workspace}}/build23" --rc branch_coverage=1 --rc geninfo_unexecuted_blocks=1 \
          --ignore-errors mismatch,unused \
          --include "*/LuaBridge/*" --exclude "*/Tests/*" --exclude "*/Distribution/*" --exclude "*/coverage_html/*" \
          -o "${{runner.workspace}}/coverage/lua${{ matrix.lua.suffix }}_cxx23.info"

    - name: Cache Lcov Files
      uses: actions/cache@v5
      with:
        path: "${{runner.workspace}}/coverage/*.info"
        key: lcov-lua${{ matrix.lua.suffix }}-${{runner.os}}-${{github.sha}}

  luajit:
    runs-on: ubuntu-latest
    steps:

    - uses: actions/checkout@v6
      with:
        submodules: true

    - name: Install lcov
      run: sudo apt-get install -y lcov ninja-build

    - name: Create Build Environments
      run: |
        cmake -E make_directory ${{runner.workspace}}/build17
        cmake -E make_directory ${{runner.workspace}}/build20
        cmake -E make_directory ${{runner.workspace}}/build23
        cmake -E make_directory ${{runner.workspace}}/coverage

    - name: Configure C++17
      working-directory: ${{runner.workspace}}/build17
      run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DCMAKE_CXX_STANDARD=17 -DLUABRIDGE_COVERAGE=ON -G Ninja

    - name: Build LuaJIT (C++17)
      working-directory: ${{runner.workspace}}/build17
      run: |
        cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target \
          LuaBridgeTestsLuaJIT \
          LuaBridgeTestsLuaJITNoexcept

    - name: Test LuaJIT (C++17)
      working-directory: ${{runner.workspace}}/build17
      run: ctest --parallel $(nproc) -R "LuaBridgeTestsLuaJIT" --output-on-failure

    - name: Coverage LuaJIT (C++17)
      working-directory: ${{runner.workspace}}/build17
      run: |
        lcov -c -d "${{runner.workspace}}/build17" --rc branch_coverage=1 --rc geninfo_unexecuted_blocks=1 \
          --ignore-errors mismatch,unused \
          --include "*/LuaBridge/*" --exclude "*/Tests/*" --exclude "*/Distribution/*" --exclude "*/coverage_html/*" \
          -o "${{runner.workspace}}/coverage/luajit_cxx17.info"

    - name: Configure C++20
      working-directory: ${{runner.workspace}}/build20
      run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DCMAKE_CXX_STANDARD=20 -DLUABRIDGE_COVERAGE=ON -G Ninja

    - name: Build LuaJIT (C++20)
      working-directory: ${{runner.workspace}}/build20
      run: |
        cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target \
          LuaBridgeTestsLuaJIT \
          LuaBridgeTestsLuaJITNoexcept

    - name: Test LuaJIT (C++20)
      working-directory: ${{runner.workspace}}/build20
      run: ctest --parallel $(nproc) -R "LuaBridgeTestsLuaJIT" --output-on-failure

    - name: Coverage LuaJIT (C++20)
      working-directory: ${{runner.workspace}}/build20
      run: |
        lcov -c -d "${{runner.workspace}}/build20" --rc branch_coverage=1 --rc geninfo_unexecuted_blocks=1 \
          --ignore-errors mismatch,unused \
          --include "*/LuaBridge/*" --exclude "*/Tests/*" --exclude "*/Distribution/*" --exclude "*/coverage_html/*" \
          -o "${{runner.workspace}}/coverage/luajit_cxx20.info"

    - name: Configure C++23
      working-directory: ${{runner.workspace}}/build23
      run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DCMAKE_CXX_STANDARD=23 -DLUABRIDGE_COVERAGE=ON -G Ninja

    - name: Build LuaJIT (C++23)
      working-directory: ${{runner.workspace}}/build23
      run: |
        cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target \
          LuaBridgeTestsLuaJIT \
          LuaBridgeTestsLuaJITNoexcept

    - name: Test LuaJIT (C++23)
      working-directory: ${{runner.workspace}}/build23
      run: ctest --parallel $(nproc) -R "LuaBridgeTestsLuaJIT" --output-on-failure

    - name: Coverage LuaJIT (C++23)
      working-directory: ${{runner.workspace}}/build23
      run: |
        lcov -c -d "${{runner.workspace}}/build23" --rc branch_coverage=1 --rc geninfo_unexecuted_blocks=1 \
          --ignore-errors mismatch,unused \
          --include "*/LuaBridge/*" --exclude "*/Tests/*" --exclude "*/Distribution/*" --exclude "*/coverage_html/*" \
          -o "${{runner.workspace}}/coverage/luajit_cxx23.info"

    - name: Cache Lcov Files
      uses: actions/cache@v5
      with:
        path: "${{runner.workspace}}/coverage/*.info"
        key: lcov-luajit-${{runner.os}}-${{github.sha}}

  luau:
    runs-on: ubuntu-latest
    steps:

    - uses: actions/checkout@v6
      with:
        submodules: true

    - name: Install lcov
      run: sudo apt-get install -y lcov ninja-build

    - name: Create Build Environments
      run: |
        cmake -E make_directory ${{runner.workspace}}/build17
        cmake -E make_directory ${{runner.workspace}}/build20
        cmake -E make_directory ${{runner.workspace}}/build23
        cmake -E make_directory ${{runner.workspace}}/coverage

    - name: Configure C++17
      working-directory: ${{runner.workspace}}/build17
      run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DCMAKE_CXX_STANDARD=17 -DLUABRIDGE_COVERAGE=ON -G Ninja

    - name: Build Luau (C++17)
      working-directory: ${{runner.workspace}}/build17
      run: cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target LuaBridgeTestsLuau

    - name: Test Luau (C++17)
      working-directory: ${{runner.workspace}}/build17
      run: ctest --parallel $(nproc) -R "LuaBridgeTestsLuau" --output-on-failure

    - name: Coverage Luau (C++17)
      working-directory: ${{runner.workspace}}/build17
      run: |
        lcov -c -d "${{runner.workspace}}/build17" --rc branch_coverage=1 --rc geninfo_unexecuted_blocks=1 \
          --ignore-errors mismatch,unused \
          --include "*/LuaBridge/*" --exclude "*/Tests/*" --exclude "*/Distribution/*" --exclude "*/coverage_html/*" \
          -o "${{runner.workspace}}/coverage/luau_cxx17.info"

    - name: Configure C++20
      working-directory: ${{runner.workspace}}/build20
      run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DCMAKE_CXX_STANDARD=20 -DLUABRIDGE_COVERAGE=ON -G Ninja

    - name: Build Luau (C++20)
      working-directory: ${{runner.workspace}}/build20
      run: cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target LuaBridgeTestsLuau

    - name: Test Luau (C++20)
      working-directory: ${{runner.workspace}}/build20
      run: ctest --parallel $(nproc) -R "LuaBridgeTestsLuau" --output-on-failure

    - name: Coverage Luau (C++20)
      working-directory: ${{runner.workspace}}/build20
      run: |
        lcov -c -d "${{runner.workspace}}/build20" --rc branch_coverage=1 --rc geninfo_unexecuted_blocks=1 \
          --ignore-errors mismatch,unused \
          --include "*/LuaBridge/*" --exclude "*/Tests/*" --exclude "*/Distribution/*" --exclude "*/coverage_html/*" \
          -o "${{runner.workspace}}/coverage/luau_cxx20.info"

    - name: Configure C++23
      working-directory: ${{runner.workspace}}/build23
      run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DCMAKE_CXX_STANDARD=23 -DLUABRIDGE_COVERAGE=ON -G Ninja

    - name: Build Luau (C++23)
      working-directory: ${{runner.workspace}}/build23
      run: cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target LuaBridgeTestsLuau

    - name: Test Luau (C++23)
      working-directory: ${{runner.workspace}}/build23
      run: ctest --parallel $(nproc) -R "LuaBridgeTestsLuau" --output-on-failure

    - name: Coverage Luau (C++23)
      working-directory: ${{runner.workspace}}/build23
      run: |
        lcov -c -d "${{runner.workspace}}/build23" --rc branch_coverage=1 --rc geninfo_unexecuted_blocks=1 \
          --ignore-errors mismatch,unused \
          --include "*/LuaBridge/*" --exclude "*/Tests/*" --exclude "*/Distribution/*" --exclude "*/coverage_html/*" \
          -o "${{runner.workspace}}/coverage/luau_cxx23.info"

    - name: Cache Lcov Files
      uses: actions/cache@v5
      with:
        path: "${{runner.workspace}}/coverage/*.info"
        key: lcov-luau-${{runner.os}}-${{github.sha}}

  ravi:
    runs-on: ubuntu-latest
    steps:

    - uses: actions/checkout@v6
      with:
        submodules: true

    - name: Install lcov
      run: sudo apt-get install -y lcov libreadline-dev ninja-build

    - name: Create Build Environments
      run: |
        cmake -E make_directory ${{runner.workspace}}/build17
        cmake -E make_directory ${{runner.workspace}}/build20
        cmake -E make_directory ${{runner.workspace}}/build23
        cmake -E make_directory ${{runner.workspace}}/coverage

    - name: Configure C++17
      working-directory: ${{runner.workspace}}/build17
      run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DCMAKE_CXX_STANDARD=17 -DLUABRIDGE_COVERAGE=ON -G Ninja

    - name: Build Ravi (C++17)
      working-directory: ${{runner.workspace}}/build17
      run: cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target LuaBridgeTestsRavi

    - name: Test Ravi (C++17)
      working-directory: ${{runner.workspace}}/build17/Tests
      run: LD_PRELOAD=$(gcc -print-file-name=libasan.so) ./LuaBridgeTestsRavi

    - name: Coverage Ravi (C++17)
      working-directory: ${{runner.workspace}}/build17
      run: |
        lcov -c -d "${{runner.workspace}}/build17" --rc branch_coverage=1 --rc geninfo_unexecuted_blocks=1 \
          --ignore-errors mismatch,unused \
          --include "*/LuaBridge/*" --exclude "*/Tests/*" --exclude "*/Distribution/*" --exclude "*/coverage_html/*" \
          -o "${{runner.workspace}}/coverage/ravi_cxx17.info"

    - name: Configure C++20
      working-directory: ${{runner.workspace}}/build20
      run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DCMAKE_CXX_STANDARD=20 -DLUABRIDGE_COVERAGE=ON -G Ninja

    - name: Build Ravi (C++20)
      working-directory: ${{runner.workspace}}/build20
      run: cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target LuaBridgeTestsRavi

    - name: Test Ravi (C++20)
      working-directory: ${{runner.workspace}}/build20/Tests
      run: LD_PRELOAD=$(gcc -print-file-name=libasan.so) ./LuaBridgeTestsRavi

    - name: Coverage Ravi (C++20)
      working-directory: ${{runner.workspace}}/build20
      run: |
        lcov -c -d "${{runner.workspace}}/build20" --rc branch_coverage=1 --rc geninfo_unexecuted_blocks=1 \
          --ignore-errors mismatch,unused \
          --include "*/LuaBridge/*" --exclude "*/Tests/*" --exclude "*/Distribution/*" --exclude "*/coverage_html/*" \
          -o "${{runner.workspace}}/coverage/ravi_cxx20.info"

    - name: Configure C++23
      working-directory: ${{runner.workspace}}/build23
      run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DCMAKE_CXX_STANDARD=23 -DLUABRIDGE_COVERAGE=ON -G Ninja

    - name: Build Ravi (C++23)
      working-directory: ${{runner.workspace}}/build23
      run: cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target LuaBridgeTestsRavi

    - name: Test Ravi (C++23)
      working-directory: ${{runner.workspace}}/build23/Tests
      run: LD_PRELOAD=$(gcc -print-file-name=libasan.so) ./LuaBridgeTestsRavi

    - name: Coverage Ravi (C++23)
      working-directory: ${{runner.workspace}}/build23
      run: |
        lcov -c -d "${{runner.workspace}}/build23" --rc branch_coverage=1 --rc geninfo_unexecuted_blocks=1 \
          --ignore-errors mismatch,unused \
          --include "*/LuaBridge/*" --exclude "*/Tests/*" --exclude "*/Distribution/*" --exclude "*/coverage_html/*" \
          -o "${{runner.workspace}}/coverage/ravi_cxx23.info"

    - name: Cache Lcov Files
      uses: actions/cache@v5
      with:
        path: "${{runner.workspace}}/coverage/*.info"
        key: lcov-ravi-${{runner.os}}-${{github.sha}}

  coveralls:
    runs-on: ubuntu-latest
    needs: [lua, luajit, luau, ravi]
    steps:
      - uses: actions/checkout@v6
        with:
          submodules: true

      - name: Install lcov
        run: sudo apt-get install -y lcov

      - name: Create Coverage Directory
        run: cmake -E make_directory ${{runner.workspace}}/coverage

      - name: Restore Lcov Files Lua 5.1
        uses: actions/cache@v5
        with:
          path: "${{runner.workspace}}/coverage/*.info"
          key: lcov-lua51-${{runner.os}}-${{github.sha}}

      - name: Restore Lcov Files Lua 5.2
        uses: actions/cache@v5
        with:
          path: "${{runner.workspace}}/coverage/*.info"
          key: lcov-lua52-${{runner.os}}-${{github.sha}}

      - name: Restore Lcov Files Lua 5.3
        uses: actions/cache@v5
        with:
          path: "${{runner.workspace}}/coverage/*.info"
          key: lcov-lua53-${{runner.os}}-${{github.sha}}

      - name: Restore Lcov Files Lua 5.4
        uses: actions/cache@v5
        with:
          path: "${{runner.workspace}}/coverage/*.info"
          key: lcov-lua54-${{runner.os}}-${{github.sha}}

      - name: Restore Lcov Files Lua 5.5
        uses: actions/cache@v5
        with:
          path: "${{runner.workspace}}/coverage/*.info"
          key: lcov-lua55-${{runner.os}}-${{github.sha}}

      - name: Restore Lcov Files LuaJIT
        uses: actions/cache@v5
        with:
          path: "${{runner.workspace}}/coverage/*.info"
          key: lcov-luajit-${{runner.os}}-${{github.sha}}

      - name: Restore Lcov Files Luau
        uses: actions/cache@v5
        with:
          path: "${{runner.workspace}}/coverage/*.info"
          key: lcov-luau-${{runner.os}}-${{github.sha}}

      - name: Restore Lcov Files Ravi
        uses: actions/cache@v5
        with:
          path: "${{runner.workspace}}/coverage/*.info"
          key: lcov-ravi-${{runner.os}}-${{github.sha}}

      - name: Merge Lcov Files
        working-directory: ${{runner.workspace}}/coverage
        run: |
          lcov \
            -a "lua51_cxx17.info" \
            -a "lua51_cxx20.info" \
            -a "lua51_cxx23.info" \
            -a "lua52_cxx17.info" \
            -a "lua52_cxx20.info" \
            -a "lua52_cxx23.info" \
            -a "lua53_cxx17.info" \
            -a "lua53_cxx20.info" \
            -a "lua53_cxx23.info" \
            -a "lua54_cxx17.info" \
            -a "lua54_cxx20.info" \
            -a "lua54_cxx23.info" \
            -a "lua55_cxx17.info" \
            -a "lua55_cxx20.info" \
            -a "lua55_cxx23.info" \
            -a "luajit_cxx17.info" \
            -a "luajit_cxx20.info" \
            -a "luajit_cxx23.info" \
            -a "luau_cxx17.info" \
            -a "luau_cxx20.info" \
            -a "luau_cxx23.info" \
            -a "ravi_cxx17.info" \
            -a "ravi_cxx20.info" \
            -a "ravi_cxx23.info" \
            -o "merged.info"

      - name: Install lcov2xml
        run: cargo install lcov2xml

      - name: Convert to Cobertura XML
        working-directory: ${{runner.workspace}}/coverage
        run: lcov2xml merged.info -o cobertura.xml

      #- name: Convert to Coverage TXT
      #  working-directory: ${{runner.workspace}}/build
      #  run: python3 ${{runner.workspace}}/cobertura.py coverage/cobertura.info coverage/coverage.txt

      - name: Upload Cobertura XML
        uses: actions/upload-artifact@v4
        with:
          name: cobertura-coverage
          path: ${{runner.workspace}}/coverage/cobertura.xml

      #- name: Upload Coverage TXT
      #  uses: actions/upload-artifact@v4
      #  with:
      #    name: text-coverage
      #    path: ${{runner.workspace}}/build/coverage/coverage.txt

      - name: Coveralls
        uses: coverallsapp/github-action@master
        with:
          path-to-lcov: ${{runner.workspace}}/coverage/merged.info
          github-token: ${{ secrets.GITHUB_TOKEN }}