added overload

Author: dk949

.gitmodules

@@ -46,3 +46,6 @@
 [submodule "include/asis/include/ut/asis"]
 	path = include/asis/include/ut/asis
 	url = https://gist.github.com/dk949/55ab7a19955b3161593067eb3837eb20
+[submodule "include/overload/include/ut/overload"]
+	path = include/overload/include/ut/overload
+	url = https://gist.github.com/dk949/316411796aa993a7d3e823740ed352d8

README.md

@@ -59,6 +59,7 @@ target_link_libraries(MY_TARGET UT::target_name)
 * `UT::curry`: create a curried function out of a regular function
 * `UT::defer`: a macro to defer execution until the scope ends
 * `UT::print`: macros for printing using `std::format` in c++20
+* `UT::overload`: creates a function object merging several other function objects as an overload set
 
 <!-- AUTOGEN_END -->
 

include/overload/CMakeLists.txt

@@ -0,0 +1,14 @@
+cmake_minimum_required(VERSION 3.21)
+project(libut LANGUAGES CXX)
+
+add_library(libut_target_overload INTERFACE)
+target_sources(libut_target_overload PUBLIC
+    FILE_SET HEADERS
+    BASE_DIRS ${CMAKE_CURRENT_SOURCE_DIR}/include
+    FILES
+        ${CMAKE_CURRENT_SOURCE_DIR}/include/ut/overload/overload.hpp
+)
+
+message(STATUS "libut: adding UT::overload")
+add_library(UT::overload ALIAS libut_target_overload)
+