Use optional for Singleton

# Conflicts:
#	.clang-tidy
#	.gitea/workflows/sonarqube.yml
#	sonar-project.properties

.clang-tidy

@@ -0,0 +1,22 @@
+# .clang-tidy
+---
+Checks: >
+  -*,
+  bugprone-*,
+  clang-analyzer-*,
+  cppcoreguidelines-*,
+  modernize-*,
+  performance-*,
+  readability-*,
+  portability-*,
+  
+  -modernize-use-trailing-return-type,
+  -readability-avoid-const-params-in-decls,
+  -cppcoreguidelines-macro-usage,
+  -cppcoreguidelines-avoid-do-while
+
+ExcludeHeaderFilterRegex: '_generated.*'
+
+CheckOptions:
+  - key: readability-implicit-bool-conversion.AllowPointerConditions
+    value: true

.gitea/workflows/sonarqube.yml

@@ -0,0 +1,47 @@
+name: Bigfoot
+
+on:
+  push:
+    branches:
+      - main
+      - Development
+
+jobs:
+  build-and-test:
+    runs-on: ubuntu-latest
+    timeout-minutes: 120
+    container:
+      image: git.romainboullard.com/bigfootdev/linuxbigfootbuilder:main
+    name: "Sonarqube"
+    steps:
+      - name: Install Node.js
+        run: apt-get update && apt-get install -y nodejs
+
+      - name: Checkout repository
+        uses: actions/checkout@v6
+        with:
+          fetch-depth: 0
+          submodules: recursive
+
+      - name: Generate
+        run: |
+            conan install . --deployer=full_deploy --deployer-folder=build --remote=bigfootpackages -pr:h=clang_coverage -pr:b=clang_coverage  --build=missing -s build_type=Debug -o bigfoot/*:build_tests=True -o bigfoot/*:tracy=False -o bigfoot/*:build_tools=True -o bigfoot/*:vulkan=True -o bigfoot/*:build_benchmarks=True
+            cmake -S . -B ./build/Debug --toolchain ./build/Debug/generators/conan_toolchain.cmake -DCMAKE_BUILD_TYPE=Debug -G "Ninja"
+            cmake --build build/Debug --parallel $(nproc)
+
+      - name: Clang-Tidy
+        run: run-clang-tidy -p ./build/Debug/ >> tidy_result.txt
+
+      - name: Infer
+        run: infer run --compilation-database build/Debug/compile_commands.json
+
+      - name: SonarQube Scan
+        if: github.head_ref == 'main' || github.ref_name == 'main'
+        uses: SonarSource/sonarqube-scan-action@v7.0.0
+        with:
+          args: >
+            -Dsonar.cxx.jsonCompilationDatabase=./build/Debug/compile_commands.json
+            -Dsonar.verbose=true
+        env:
+          SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
+          SONAR_HOST_URL: ${{ secrets.SONAR_HOST }}

.inferconfig

@@ -0,0 +1,3 @@
+{
+
+}

Bigfoot/Sources/Utils/Include/Utils/Singleton.hpp

@@ -9,6 +9,7 @@
 
 #include <EASTL/array.h>
 #include <EASTL/bit.h>
+#include <EASTL/optional.h>
 #include <EASTL/type_traits.h>
 #include <EASTL/utility.h>
 
@@ -32,7 +33,7 @@ class Singleton
      */
     static constexpr TYPE& Instance()
     {
-        return *eastl::bit_cast<TYPE*>(ms_instance.data());
+        return ms_instance.value();
     }
 
     class Lifetime
@@ -78,9 +79,7 @@ class Singleton
     template<typename... ARGS>
     static void Initialize(ARGS&&... p_args)
     {
-        new (ms_instance.data()) TYPE(eastl::forward<ARGS>(p_args)...);
+        ms_instance.emplace(eastl::forward<ARGS>(p_args)...);
-
-        ms_initialized = true;
     }
 
     /**
@@ -89,20 +88,13 @@ class Singleton
      */
     static void Finalize()
     {
-        eastl::bit_cast<TYPE*>(ms_instance.data())->~TYPE();
+        ms_instance.reset();
-
-        ms_initialized = false;
     }
 
     /**
      * The singleton.
      */
-    alignas(alignof(TYPE)) inline static eastl::array<std::byte, sizeof(TYPE)> ms_instance;
+    inline static eastl::optional<TYPE> ms_instance;
-
-    /**
-     * Is the singleton initialized?
-     */
-    inline static bool ms_initialized = false;
 };
 }   // namespace Bigfoot
 #endif

Bigfoot/Sources/Utils/Include/Utils/Version.hpp

@@ -92,7 +92,7 @@ class Version
         return m_combined;
     }
 
-    [[nodiscard]] operator std::string() const;
+    operator std::string() const;
 
     constexpr Version& operator=(const Version& p_version) = default;
 

CMake/Package.cmake

@@ -22,6 +22,8 @@ function(bigfoot_create_package_lib PackagePublicDependencies PackagePrivateDepe
             ${_BF_SOURCES}
     )
 
+    target_compile_options(${PROJECT_NAME} PRIVATE ${BIGFOOT_CXX_FLAGS})
+
     target_link_libraries(${PROJECT_NAME} PUBLIC unordered_dense::unordered_dense EASTL::EASTL flatbuffers::flatbuffers rapidhash::rapidhash)
     target_link_libraries(${PROJECT_NAME} PRIVATE ${CMAKE_DL_LIBS})
 
@@ -55,6 +57,9 @@ function(bigfoot_create_package_tests ParentFolder BigfootDependencies)
             ${_BF_TEST_SOURCES}
     )
 
+    target_compile_options(${PROJECT_NAME} PRIVATE ${BIGFOOT_CXX_FLAGS})
+    target_link_options(${PROJECT_NAME} PRIVATE ${BIGFOOT_EXE_LINK_FLAGS})
+
     target_include_directories(${PROJECT_NAME} PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/Include)
 
     target_link_libraries(${PROJECT_NAME} PRIVATE $<LINK_LIBRARY:WHOLE_ARCHIVE,${PackageName}>)
@@ -89,5 +94,4 @@ function(bigfoot_create_package_tests ParentFolder BigfootDependencies)
     add_dependencies(${PROJECT_NAME} ${PROJECT_NAME}Fixture)
 
     set_target_properties(${PROJECT_NAME}Fixture PROPERTIES FOLDER UtilityTargets/Tests/Bigfoot/${ParentFolder})
-
 endfunction()

CMakeLists.txt

@@ -1,5 +1,6 @@
 cmake_minimum_required(VERSION 3.24)
 
+# CMake sets this flag by default, we don't use exception in bigfoot, we can remove it
 string(REPLACE "/EHsc" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
 
 project(Bigfoot VERSION 0.1.0

conanfile.py

@@ -65,7 +65,7 @@ class Bigfoot(ConanFile):
         self.requires("eastl/3.27.01@bigfootdev/main", transitive_headers=True)
         self.requires("unordered_dense/4.8.1@bigfootdev/main", transitive_headers=True)
         self.requires("mimalloc/3.1.5@bigfootdev/main", transitive_headers=True)
-        self.requires("stduuid/1.2.3", transitive_headers=True)
+        self.requires("stduuid/1.2.3@bigfootdev/main", transitive_headers=True)
         self.requires("sqlite3/3.51.0@bigfootdev/main", transitive_headers=True)
         self.requires("cli11/2.6.0")
         self.requires("rapidhash/3.0@bigfootdev/main", transitive_headers=True)

sonar-project.properties

@@ -0,0 +1,14 @@
+sonar.projectKey=Bigfoot
+
+sonar.projectVersion=0.1.0
+
+sonar.sourceEncoding=UTF-8
+
+sonar.sources=Bigfoot/Sources
+sonar.tests=Bigfoot/Tests
+
+sonar.cxx.file.suffixes=.hpp,.cpp,.h
+sonar.cxx.clangtidy.reportPaths=tidy_result.txt
+sonar.cxx.infer.reportPaths=infer-out/report.json
+
+sonar.cxx.jsonCompilationDatabase.analyzeOnlyContainedFiles=True