changed the minimum c++ std to 23

Author: SpectraL519

CMakeLists.txt

@@ -9,20 +9,21 @@ endif()
 
 project(cpp-gl
     VERSION 2.0.0
-    DESCRIPTION "General purpose header-only template graph library for C++20"
+    DESCRIPTION "General purpose header-only template graph library for C++23"
     HOMEPAGE_URL "https://github.com/SpectraL519/cpp-gl"
     LANGUAGES CXX
 )
 
+set(MIN_CXX_STANDARD 23)
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 option(BUILD_TESTS "Build project tests" OFF)
 
 # Set the proper cxx standard
 if(NOT DEFINED CMAKE_CXX_STANDARD)
-    set(CMAKE_CXX_STANDARD 20)
-elseif(CMAKE_CXX_STANDARD LESS 20)
+    set(CMAKE_CXX_STANDARD ${MIN_CXX_STANDARD})
+elseif(CMAKE_CXX_STANDARD LESS ${MIN_CXX_STANDARD})
     message(WARNING "The defined C++ standard (${CMAKE_CXX_STANDARD}) is too low - overriding!")
-    set(CMAKE_CXX_STANDARD 20)
+    set(CMAKE_CXX_STANDARD ${MIN_CXX_STANDARD})
 endif()
 message(STATUS "The C++ standard is set to ${CMAKE_CXX_STANDARD}")
 

LICENSE

@@ -1,7 +1,7 @@
 MIT License
 
 Copyright (c) 2024 Jakub Musiał
-Project: "CPP-GL: General purpose header-only template graph library for C++20 and newer standards."
+Project: "CPP-GL: General purpose header-only template graph library for C++23 and newer standards."
 https://github.com/SpectraL519/cpp-gl
 
 Permission is hereby granted, free of charge, to any person obtaining a copy

README.md

@@ -1,6 +1,6 @@
 # CPP-GL
 
-General purpose header-only template graph library for C++20 and newer standards.
+General purpose header-only template graph library for C++23 and newer standards.
 
 [![g++](https://github.com/SpectraL519/cpp-gl/actions/workflows/gpp.yaml/badge.svg)](https://github.com/SpectraL519/cpp-gl/actions/workflows/g++)
 [![clang++](https://github.com/SpectraL519/cpp-gl/actions/workflows/clang.yaml/badge.svg)](https://github.com/SpectraL519/cpp-gl/actions/workflows/clang++)
@@ -65,7 +65,7 @@ FetchContent_MakeAvailable(cpp-gl)
 add_executable(my_project main.cpp)
 
 set_target_properties(my_project PROPERTIES
-    CXX_STANDARD 20 # or newer
+    CXX_STANDARD 23 # or newer
     CXX_STANDARD_REQUIRED YES
 )
 
@@ -128,13 +128,14 @@ The instructions and requirements of working on the `CPP-GL` project can be foun
 
 ## Compiler support
 
+<!--TODO: verify whether the min compiler version is correct for C++23-->
 | Compiler | Min version |
 | :-: | :-: |
-| GNU G++ | 13 |
+| GNU G++ | 13 | #
 | Clang | 17 |
 
 > [!NOTE]
-> Although currently the project has been properly verified using only the G++ and Clang compilers it should work fine with other compilers with C++20 support like MSVC.
+> Although currently the project has been properly verified using only the G++ and Clang compilers it should work fine with other compilers with C++23 support like MSVC.
 
 <br />
 

tests/source/gl/test_alg_mst.cpp

@@ -23,7 +23,8 @@ TEST_CASE_TEMPLATE_DEFINE(
     using weight_type = typename sut_type::edge_properties_type::weight_type;
     using distance_type = weight_type;
 
-    static_assert(gl::type_traits::c_weight_properties_type<typename sut_type::edge_properties_type>);
+    static_assert(gl::type_traits::c_weight_properties_type<
+                  typename sut_type::edge_properties_type>);
 
     SUBCASE("should return a proper mst descriptor for a valid graph") {
         using vertex_id_pair = std::pair<gl::types::id_type, gl::types::id_type>;