xmake-repo/packages/f/flux/xmake.lua

package("flux")
    set_kind("library", {headeronly = true})
    set_homepage("https://tristanbrindle.com/flux/")
    set_description("A C++20 library for sequence-orientated programming")
    set_license("BSL-1.0")

    add_urls("https://github.com/tcbrindle/flux.git")
    add_versions("2023.08.17", "8434e8e0fd131cebc3aed0d845530335bf7fb5e1")

    on_install(function (package)
        os.cp("include", package:installdir())
    end)

    on_test(function (package)
        assert(package:check_cxxsnippets({test = [[
            #include <flux.hpp>
            void test() {
                constexpr auto result = flux::from(std::array{1, 2, 3, 4, 5})
                         .filter(flux::pred::even)
                         .map([](int i) { return i * 2; })
                         .sum();
                static_assert(result == 12);
            }
        ]]}, {configs = {languages = "c++20"}}))
    end)