Create cmake-multi-platform.yml

Author: Demonese

.github/workflows/cmake-multi-platform.yml

@@ -0,0 +1,71 @@
+# This starter workflow is for a CMake project running on multiple platforms. There is a different starter workflow if you just want a single platform.
+# See: https://github.com/actions/starter-workflows/blob/main/ci/cmake-single-platform.yml
+name: CMake on multiple platforms
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      # Set fail-fast to false to ensure that feedback is delivered for all matrix combinations. Consider changing this to true when your workflow is stable.
+      fail-fast: false
+
+      # Set up a matrix to run the following 3 configurations:
+      # 1. <Windows, Release, latest MSVC compiler toolchain on the default runner image, default generator>
+      # 2. <Linux, Release, latest GCC compiler toolchain on the default runner image, default generator>
+      # 3. <Linux, Release, latest Clang compiler toolchain on the default runner image, default generator>
+      #
+      # To add more build types (Release, Debug, RelWithDebInfo, etc.) customize the build_type list.
+      matrix:
+        os:
+          - ubuntu-24.04
+          - ubuntu-24.04-arm
+          - windows-2025
+          - windows-11-arm
+          - macos-13
+          - macos-15
+        build_type:
+          - Release
+        cpp_compiler:
+          - g++
+          - clang++
+          - cl
+        exclude:
+          - os: ubuntu-24.04
+            cpp_compiler: cl
+          - os: ubuntu-24.04-arm
+            cpp_compiler: cl
+          - os: macos-13
+            cpp_compiler: cl
+          - os: macos-15
+            cpp_compiler: cl
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Configure CMake
+      # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
+      # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
+      run: >
+        cmake
+        -S .
+        -B build
+        -G Ninja
+        -DCMAKE_CXX_COMPILER=${{ matrix.cpp_compiler }}
+        -DCMAKE_BUILD_TYPE=${{ matrix.build_type }}
+        -DPAINFUL_CPP_STRING_CONVERSION_ENABLE_TEST=ON
+
+    - name: Build
+      # Build your program with the given configuration. Note that --config is needed because the default Windows generator is a multi-config generator (Visual Studio generator).
+      run: cmake --build build --config ${{ matrix.build_type }}
+
+    - name: Test
+      # Execute tests defined by the CMake configuration. Note that --build-config is needed because the default Windows generator is a multi-config generator (Visual Studio generator).
+      # See https://cmake.org/cmake/help/latest/manual/ctest.1.html for more detail
+      run: ctest --test-dir build --build-config ${{ matrix.build_type }}