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Add the ability to build as a header only library

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This commit is contained in:
sha512sum 2024-08-28 08:18:54 +00:00
parent fd757260c5
commit 4548b03c67
31 changed files with 402 additions and 184 deletions
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4
.gitignore vendored
View file

@ -20,5 +20,5 @@ utemplConfigVersion.cmake
utempl_tests
utempl_tests\[1\]_include.cmake
utempl_tests\[1\]_tests.cmake
libutempl_shared.so
libutempl_static.so
libutempl.a
_headers

98
CMakeLists.txt
View file

@ -12,10 +12,17 @@ set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
set(CMAKE_CXX_MODULE_STD 1)
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
set(FMT_MODULE ON)
set(BOOST_INCLUDE_LIBRARIES "pfr")
option(CPM_USE_LOCAL_PACKAGES "Use local packages" ON)
option(UTEMPL_MODULE OFF)
if(UTEMPL_MODULE)
add_compile_definitions(UTEMPL_EXPORT=export)
elseif()
add_compile_definitions(UTEMPL_EXPORT="")
endif()
file(GLOB_RECURSE SOURCES "src/*.cpp")
set_target_properties(__cmake_cxx23 PROPERTIES CXX_EXTENSIONS OFF)
@ -38,6 +45,8 @@ CPMAddPackage(
OPTIONS "BOOST_SKIP_INSTALL_RULES OFF"
)
if(UTEMPL_MODULE)
set(TMP ${CPM_USE_LOCAL_PACKAGES})
set(CPM_USE_LOCAL_PACKAGES OFF)
@ -45,29 +54,93 @@ CPMAddPackage(
NAME fmt
URL
"https://github.com/linuxnyasha/fmt_import/archive/refs/heads/linuxnyasha-patch-1.zip"
EXCLUDE_FROM_ALL ON
OPTIONS "FMT_MODULE ON"
# Fixes for fmt module and constexpr fmt::formatted_size
)
set(CPM_USE_LOCAL_PACKAGES ${TMP})
else()
CPMAddPackage("gh:fmtlib/fmt#11.0.2")
endif()
cmake_policy(SET CMP0079 NEW)
include(GNUInstallDirs)
file(MAKE_DIRECTORY "_headers")
file(MAKE_DIRECTORY "_headers/utempl")
file(MAKE_DIRECTORY "_headers/utempl/loopholes")
if(UTEMPL_MODULE)
add_library(utempl STATIC)
target_compile_definitions(utempl PUBLIC UTEMPL_MODULE)
target_compile_options(utempl PUBLIC "-Wno-pragma-once-outside-header")
target_sources(utempl PUBLIC FILE_SET utemplModules TYPE CXX_MODULES
FILES ${SOURCES})
file(GLOB_RECURSE HEADER_SOURCES "src/*.hpp")
set(EXISTING_HEADERS)
foreach(HPP_FILE ${HEADER_SOURCES})
get_filename_component(FILE_NAME ${HPP_FILE} NAME_WE)
set(HEADER_FILE "_headers/utempl/${FILE_NAME}.hpp")
file(READ ${HPP_FILE} FILE_CONTENT)
file(WRITE ${HEADER_FILE} "${FILE_CONTENT}")
list(APPEND EXISTING_HEADERS "${HEADER_FILE}")
endforeach()
file(GLOB HEADER_FILES "_headers/*.hpp")
foreach(HEADER_FILE ${HEADER_FILES})
if(NOT HEADER_FILE IN_LIST EXISTING_HEADERS)
file(REMOVE ${HEADER_FILE})
endif()
endforeach()
if(TARGET Boost::pfr)
target_link_libraries(utempl PUBLIC fmt::fmt
Boost::pfr)
else()
find_package(Boost 1.85.0 REQUIRED)
target_link_libraries(utempl PUBLIC fmt::fmt
${Boost_LIBRARIES})
endif()
else()
add_library(utempl INTERFACE)
file(GLOB_RECURSE HEADER_SOURCES "src/*.hpp")
set(EXISTING_HEADERS)
foreach(CPP_FILE ${SOURCES} ${HEADER_SOURCES})
get_filename_component(FILE_NAME ${CPP_FILE} NAME_WE)
set(HEADER_FILE "_headers/utempl/${FILE_NAME}.hpp")
file(READ ${CPP_FILE} FILE_CONTENT)
file(WRITE ${HEADER_FILE} "${FILE_CONTENT}")
list(APPEND EXISTING_HEADERS "${HEADER_FILE}")
endforeach()
file(GLOB HEADER_FILES "_headers/*.hpp")
foreach(HEADER_FILE ${HEADER_FILES})
if(NOT HEADER_FILE IN_LIST EXISTING_HEADERS)
file(REMOVE ${HEADER_FILE})
endif()
endforeach()
if(TARGET Boost::pfr)
target_link_libraries(utempl INTERFACE fmt::fmt
Boost::pfr)
else()
find_package(Boost 1.85.0 REQUIRED)
target_link_libraries(utempl INTERFACE fmt::fmt
${Boost_LIBRARIES})
endif()
endif()
add_library(utempl)
add_library(utempl::utempl ALIAS utempl)
target_compile_features(utempl INTERFACE cxx_std_23)
target_include_directories(utempl INTERFACE $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
target_include_directories(utempl INTERFACE
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/_headers>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>)
target_sources(utempl PUBLIC FILE_SET utemplModules TYPE CXX_MODULES
FILES ${SOURCES})
@ -80,16 +153,6 @@ install(TARGETS utempl
)
if(TARGET Boost::pfr)
target_link_libraries(utempl PUBLIC fmt::fmt
Boost::pfr)
else()
find_package(Boost 1.85.0 REQUIRED)
target_link_libraries(utempl PUBLIC fmt::fmt
${Boost_LIBRARIES})
endif()
@ -113,7 +176,7 @@ install(FILES "${PROJECT_BINARY_DIR}/utemplConfig.cmake"
"${PROJECT_BINARY_DIR}/utemplConfigVersion.cmake"
DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/utempl/cmake)
install(DIRECTORY ${PROJECT_SOURCE_DIR}/include/utempl DESTINATION include)
install(DIRECTORY ${PROJECT_SOURCE_DIR}/headers/utempl DESTINATION include)
@ -122,8 +185,7 @@ if(ENABLE_TESTS)
enable_testing()
file(GLOB SOURCES tests/* tests/*/* tests/*/*/*)
add_executable(utempl_tests)
target_sources(utempl_tests PUBLIC FILE_SET utempl_tests TYPE CXX_MODULES
FILES ${SOURCES})
target_sources(utempl_tests PUBLIC ${SOURCES})
target_link_libraries(utempl_tests GTest::gtest_main utempl::utempl)
set_property(TARGET utempl_tests PROPERTY CXX_STANDARD 23)
include(GoogleTest)

4
examples/src/attributes.cpp
View file

@ -1,6 +1,6 @@
import std;
import utempl;
#include <utempl/utempl.hpp>
#include <utempl/macro.hpp>
import std;
template <typename T>
struct AttributeData {

2
examples/src/curry.cpp
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@ -1,4 +1,4 @@
import utempl;
#include <utempl/utempl.hpp>
import std;
auto main() -> int {

5
examples/src/go_interface.cpp
View file

@ -1,5 +1,4 @@
import fmt;
import utempl;
#include <utempl/utempl.hpp>
import std;
struct SomeInterfaceImpl {
@ -13,7 +12,7 @@ struct SomeStruct {
};
inline auto Func(SomeInterface arg) {
fmt::print("{} {}\n", arg.a, arg.b);
std::println("{} {}\n", arg.a, arg.b);
};
auto main() -> int {

2
examples/src/left_fold.cpp
View file

@ -1,4 +1,4 @@
import utempl;
#include <utempl/utempl.hpp>
import std;
auto main() -> int {

2
examples/src/make.cpp
View file

@ -1,4 +1,4 @@
import utempl;
#include <utempl/utempl.hpp>
import std;
auto main() -> int {

2
examples/src/meta.cpp
View file

@ -1,4 +1,4 @@
import utempl;
#include <utempl/utempl.hpp>
import std;
auto main() -> int {

2
examples/src/overloaded.cpp
View file

@ -1,4 +1,4 @@
import utempl;
#include <utempl/utempl.hpp>
import std;
auto main() -> int {

2
examples/src/pipe.cpp
View file

@ -1,4 +1,4 @@
import utempl;
#include <utempl/utempl.hpp>
struct Container {
float data{};

2
examples/src/reverse.cpp
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@ -1,4 +1,4 @@
import utempl;
#include <utempl/utempl.hpp>
import std;
auto main() -> int {

2
examples/src/switch.cpp
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@ -1,4 +1,4 @@
import utempl;
#include <utempl/utempl.hpp>
import std;
auto main() -> int {

2
examples/src/times.cpp
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@ -1,4 +1,4 @@
import utempl;
#include <utempl/utempl.hpp>
import std;
auto main() -> int {

2
examples/src/tuple.cpp
View file

@ -1,5 +1,5 @@
#include <cassert>
import utempl;
#include <utempl/utempl.hpp>
import std;
auto main() -> int {

32
src/attributes.cpp
View file

@ -1,27 +1,39 @@
#pragma once
#include <utempl/module.hpp>
#ifdef UTEMPL_MODULE
export module utempl.attributes;
export import utempl.meta_info;
export import utempl.tuple;
export import utempl.loopholes.counter;
import utempl.utils;
import utempl.type_list;
#else
#include <utempl/loopholes/counter.hpp>
#include <utempl/meta_info.hpp>
#include <utempl/tuple.hpp>
#include <utempl/type_list.hpp>
#include <utempl/utils.hpp>
#endif
namespace utempl {
namespace impl {
export struct AttributesTag {};
UTEMPL_EXPORT struct AttributesTag {};
export template <typename T>
UTEMPL_EXPORT template <typename T>
struct AttributesCounterTag {};
} // namespace impl
export template <typename T, typename..., auto f = [] {}, auto = AddTypeToTag<impl::AttributesTag, T, decltype(f)>()>
UTEMPL_EXPORT template <typename T, typename..., auto f = [] {}, auto = AddTypeToTag<impl::AttributesTag, T, decltype(f)>()>
consteval auto OpenStruct() -> bool {
return true;
};
export template <typename...,
UTEMPL_EXPORT template <typename...,
auto f = [] {},
auto I = loopholes::CountValue<impl::AttributesTag, decltype(f)>(),
auto II = (I >= 2) ? I - 2 : I - 1,
@ -31,24 +43,24 @@ consteval auto CloseStruct() -> bool {
return true;
};
export struct NoInfo {
UTEMPL_EXPORT struct NoInfo {
consteval auto operator==(const NoInfo&) const -> bool = default;
};
export template <typename T,
UTEMPL_EXPORT template <typename T,
typename O = TypeList<>,
auto f = [] {},
typename Current = decltype(GetCurrentTagType<impl::AttributesTag, decltype(f)>())::Type,
auto = AddTypeToTag<impl::AttributesCounterTag<Current>, O, decltype(f)>()>
using FieldAttribute = T;
export template <typename T, auto f = [] {}, bool R = (loopholes::CountValue<impl::AttributesCounterTag<T>, decltype(f)>() > 0)>
UTEMPL_EXPORT template <typename T, auto f = [] {}, bool R = (loopholes::CountValue<impl::AttributesCounterTag<T>, decltype(f)>() > 0)>
concept HasAttributes = R;
export template <typename T>
UTEMPL_EXPORT template <typename T>
concept HasMacroAttributes = requires { T::template GetAttribute<0>(); };
export template <HasAttributes T>
UTEMPL_EXPORT template <HasAttributes T>
consteval auto GetAttributes()
requires HasMacroAttributes<T>
{
@ -58,7 +70,7 @@ consteval auto GetAttributes()
} | kSeq<I>;
};
export template <typename T>
UTEMPL_EXPORT template <typename T>
consteval auto GetAttributes() {
constexpr auto I = loopholes::CountValue<impl::AttributesCounterTag<T>>();
return

13
src/constexpr_string.cpp
View file

@ -1,9 +1,16 @@
#pragma once
#include <utempl/module.hpp>
#ifdef UTEMPL_MODULE
export module utempl.string;
import std;
// import fmt;
#else
#include <algorithm>
#include <string>
#endif
export namespace utempl {
UTEMPL_EXPORT_BEGIN
namespace utempl {
template <std::size_t Size>
struct ConstexprString {
std::array<char, Size> data;
@ -78,3 +85,5 @@ constexpr auto CreateStringWith(char c) {
template <std::size_t Size>
ConstexprString(const char (&data)[Size]) -> ConstexprString<Size>; // NOLINT
} // namespace utempl
UTEMPL_EXPORT_END

16
src/go_interface.cpp
View file

@ -1,9 +1,21 @@
#pragma once
#include <utempl/module.hpp>
#ifdef UTEMPL_MODULE
module;
#include <boost/pfr.hpp>
export module utempl.go_interface;
import std;
import utempl.string;
#else
#include <boost/pfr.hpp>
#include <utempl/constexpr_string.hpp>
#endif
namespace utempl {
template <ConstexprString name, typename T>
@ -40,7 +52,7 @@ constexpr auto Transform(Transformer&& transformer, From&& from) {
}(std::make_index_sequence<boost::pfr::tuple_size_v<To>>());
};
export struct DefaultFieldTransformer {
UTEMPL_EXPORT struct DefaultFieldTransformer {
constexpr auto operator()(auto&& arg) -> auto&& {
return arg;
};
@ -53,7 +65,7 @@ export struct DefaultFieldTransformer {
};
};
export template <typename Value, typename Transformer = DefaultFieldTransformer>
UTEMPL_EXPORT template <typename Value, typename Transformer = DefaultFieldTransformer>
struct GoInterface : Value {
constexpr GoInterface(Value&& value) : Value(std::move(value)) {}; // NOLINT
constexpr GoInterface(const Value& value) : Value(value) {}; // NOLINT

30
src/loopholes/core.cpp
View file

@ -1,20 +1,32 @@
#pragma once
#include <utempl/module.hpp>
#ifdef UTEMPL_MODULE
export module utempl.loopholes.core;
import std;
#else
#include <type_traits>
#endif
namespace utempl::loopholes {
export {
template <auto I>
struct Getter {
UTEMPL_EXPORT_BEGIN
template <auto I>
struct Getter {
friend constexpr auto Magic(Getter<I>);
};
template <auto I, auto Value = 0>
struct Injector {
};
template <auto I, auto Value = 0>
struct Injector {
friend constexpr auto Magic(Getter<I>) {
return Value;
};
};
}
};
UTEMPL_EXPORT_END
template <auto, typename = void, typename... Ts>
struct InjectedImpl {
static constexpr bool value = false;
@ -24,7 +36,7 @@ struct InjectedImpl<V, std::void_t<decltype(Magic(Getter<V>{}))>, Ts...> {
static constexpr bool value = true;
};
export template <auto I, typename... Ts>
UTEMPL_EXPORT template <auto I, typename... Ts>
concept Injected = InjectedImpl<I, void, Ts...>::value;
} // namespace utempl::loopholes

14
src/loopholes/counter.cpp
View file

@ -1,7 +1,21 @@
#pragma once
#include <utempl/module.hpp>
#ifdef UTEMPL_MODULE
export module utempl.loopholes.counter;
export import utempl.loopholes.core;
import std;
#else
#include <utempl/loopholes/core.hpp>
#include <utility>
#endif
namespace utempl::loopholes {
template <typename Tag, std::size_t Value>

8
src/loopholes/loopholes.cpp
View file

@ -1,3 +1,11 @@
#pragma once
#ifdef UTEMPL_MODULE
export module utempl.loopholes;
export import utempl.loopholes.core;
export import utempl.loopholes.counter;
#else
#include <utempl/loopholes/core.hpp>
#include <utempl/loopholes/counter.hpp>
#endif

0
include/utempl/macro.hpp → src/macro.hpp
View file

25
src/meta_info.cpp
View file

@ -1,16 +1,23 @@
#pragma once
#ifdef UTEMPL_MODULE
export module utempl.meta_info;
import utempl.loopholes;
import utempl.type_list;
import std;
#else
#include <utempl/loopholes/counter.hpp>
#include <utempl/module.hpp>
#include <utempl/type_list.hpp>
#endif
namespace utempl {
export struct Types {};
UTEMPL_EXPORT struct Types {};
export template <std::size_t Id, typename Tag>
UTEMPL_EXPORT template <std::size_t Id, typename Tag>
struct MetaInfoKey {};
export template <typename T, typename Tag = Types>
UTEMPL_EXPORT template <typename T, typename Tag = Types>
struct MetaInfo {
static constexpr std::size_t kTypeId = loopholes::Counter<Tag, T>();
using Type = T;
@ -19,10 +26,10 @@ struct MetaInfo {
static constexpr auto _ = loopholes::Injector<MetaInfoKey<kTypeId, Tag>{}, TypeList<T>{}>{};
};
export template <typename T, typename Tag = Types>
UTEMPL_EXPORT template <typename T, typename Tag = Types>
inline constexpr std::size_t kTypeId = MetaInfo<T, Tag>::kTypeId;
export template <typename Tag,
UTEMPL_EXPORT template <typename Tag,
typename T,
typename... Ts,
typename... TTs,
@ -32,10 +39,10 @@ consteval auto AddTypeToTag(TTs&&...) -> std::size_t {
return Id;
};
export template <std::size_t Id, typename Tag = Types>
UTEMPL_EXPORT template <std::size_t Id, typename Tag = Types>
using GetMetaInfo = MetaInfo<typename decltype(Magic(loopholes::Getter<MetaInfoKey<Id, Tag>{}>{}))::Type>;
export template <std::size_t Id, typename Tag = Types>
UTEMPL_EXPORT template <std::size_t Id, typename Tag = Types>
using GetType = GetMetaInfo<Id, Tag>::Type;
template <typename Tag, std::size_t I = 0, typename... Ts, typename G>
@ -55,12 +62,12 @@ static consteval auto GetTypeListForTag(G g)
};
};
export template <typename Tag = Types, typename... Ts>
UTEMPL_EXPORT template <typename Tag = Types, typename... Ts>
consteval auto GetTypeListForTag() {
return GetTypeListForTag<Tag>(TypeList<Ts...>{});
};
export template <typename Tag, typename... Ts, auto I = utempl::loopholes::CountValue<Tag, Ts...>() - 1>
UTEMPL_EXPORT template <typename Tag, typename... Ts, auto I = utempl::loopholes::CountValue<Tag, Ts...>() - 1>
consteval auto GetCurrentTagType() {
return Magic(utempl::loopholes::Getter<MetaInfoKey<I, Tag>{}>());
};

11
src/optional.cpp
View file

@ -1,9 +1,18 @@
#pragma once
#include <utempl/module.hpp>
#ifdef UTEMPL_MODULE
export module utempl.optional;
import std;
#else
#include <optional>
#endif
namespace utempl {
export template <typename T>
UTEMPL_EXPORT template <typename T>
struct Optional { // NOLINT
bool flag = false;
union {

10
src/overloaded.cpp
View file

@ -1,8 +1,16 @@
#pragma once
#include <utempl/module.hpp>
#ifdef UTEMPL_MODULE
export module utempl.overloaded;
import std;
#else
#include <type_traits>
#endif
namespace utempl {
export template <typename... Fs>
UTEMPL_EXPORT template <typename... Fs>
constexpr auto Overloaded(Fs&&... fs) {
struct Overloaded : public std::remove_cvref_t<Fs>... {
using Fs::operator()...;

29
src/tuple.cpp
View file

@ -1,12 +1,21 @@
#pragma once
#include <utempl/module.hpp>
#ifdef UTEMPL_MODULE
export module utempl.tuple;
import utempl.type_list;
import utempl.overloaded;
import std;
#else
#include <utempl/type_list.hpp>
#include <utility>
#endif
namespace utempl {
export template <auto Value>
UTEMPL_EXPORT template <auto Value>
struct Wrapper {
static constexpr auto kValue = Value;
static constexpr auto value = Value;
@ -35,10 +44,10 @@ struct TupleHelper<std::index_sequence<Is...>, Ts...> : public TupleLeaf<Is, Ts>
constexpr auto operator==(const TupleHelper&) const -> bool = default;
};
export template <typename... Ts>
UTEMPL_EXPORT template <typename... Ts>
struct Tuple;
export template <std::size_t I, typename... Ts>
UTEMPL_EXPORT template <std::size_t I, typename... Ts>
constexpr auto Get(Tuple<Ts...>& tuple) -> auto&
requires(I < sizeof...(Ts))
{
@ -46,7 +55,7 @@ constexpr auto Get(Tuple<Ts...>& tuple) -> auto&
return static_cast<TupleLeaf<I, Type>&>(tuple).value;
};
export template <std::size_t I, typename... Ts>
UTEMPL_EXPORT template <std::size_t I, typename... Ts>
constexpr auto Get(const Tuple<Ts...>& tuple) -> const auto&
requires(I < sizeof...(Ts))
{
@ -54,7 +63,7 @@ constexpr auto Get(const Tuple<Ts...>& tuple) -> const auto&
return static_cast<const TupleLeaf<I, Type>&>(tuple).value;
};
export template <std::size_t I, typename... Ts>
UTEMPL_EXPORT template <std::size_t I, typename... Ts>
constexpr auto Get(Tuple<Ts...>&& tuple) -> decltype(auto)
requires(I < sizeof...(Ts))
{
@ -62,12 +71,12 @@ constexpr auto Get(Tuple<Ts...>&& tuple) -> decltype(auto)
return std::move(static_cast<TupleLeaf<I, Type>&&>(tuple).value);
};
export template <std::size_t I, typename T>
UTEMPL_EXPORT template <std::size_t I, typename T>
constexpr auto Get(T&& arg) -> decltype(get<I>(std::forward<T>(arg))) {
return get<I>(std::forward<T>(arg));
};
export template <typename... Ts>
UTEMPL_EXPORT template <typename... Ts>
struct Tuple : TupleHelper<std::index_sequence_for<Ts...>, Ts...> {
template <typename... TTs>
constexpr Tuple(TTs&&... args) /* NOLINT */ : TupleHelper<std::index_sequence_for<Ts...>, Ts...>{{std::forward<TTs>(args)}...} {};
@ -106,7 +115,7 @@ struct Tuple : TupleHelper<std::index_sequence_for<Ts...>, Ts...> {
};
};
export template <>
UTEMPL_EXPORT template <>
struct Tuple<> {
template <typename... Ts>
constexpr auto operator+(const Tuple<Ts...>& other) const -> Tuple<Ts...> {
@ -116,10 +125,10 @@ struct Tuple<> {
return true;
};
};
export template <typename... Ts>
UTEMPL_EXPORT template <typename... Ts>
Tuple(Ts&&...) -> Tuple<std::decay_t<Ts>...>;
export template <typename... Ts>
UTEMPL_EXPORT template <typename... Ts>
consteval auto ListFromTuple(Tuple<Ts...>) -> TypeList<Ts...> {
return {};
};

45
src/type_list.cpp
View file

@ -1,25 +1,36 @@
#pragma once
#include <utempl/module.hpp>
#ifdef UTEMPL_MODULE
export module utempl.type_list;
import std;
import utempl.overloaded;
#else
#include <algorithm>
#include <utempl/overloaded.hpp>
#endif
namespace utempl {
export template <typename... Ts>
UTEMPL_EXPORT template <typename... Ts>
struct TypeList {};
export template <typename T>
UTEMPL_EXPORT template <typename T>
struct TypeList<T> {
using Type = T;
};
export template <typename T>
UTEMPL_EXPORT template <typename T>
inline constexpr auto kType = TypeList<T>{};
export template <typename... Ts>
UTEMPL_EXPORT template <typename... Ts>
inline constexpr auto kTypeList = TypeList<Ts...>{};
export template <typename T>
UTEMPL_EXPORT template <typename T>
concept IsTypeList = Overloaded(
[]<typename... Ts>(TypeList<TypeList<Ts...>>) {
return true;
@ -37,45 +48,45 @@ struct Caster {};
template <std::size_t... Is, typename... Ts>
struct Caster<std::index_sequence<Is...>, Ts...> : IndexedType<Is, Ts>... {};
export template <typename... Ts, typename... TTs>
UTEMPL_EXPORT template <typename... Ts, typename... TTs>
consteval auto operator==(const TypeList<Ts...>& first, const TypeList<TTs...>& second) -> bool {
return std::same_as<decltype(first), decltype(second)>;
};
export template <typename... Ts, typename... TTs>
UTEMPL_EXPORT template <typename... Ts, typename... TTs>
consteval auto operator+(const TypeList<Ts...>&, const TypeList<TTs...>&) -> TypeList<Ts..., TTs...> {
return {};
};
export template <std::size_t I, typename... Ts>
UTEMPL_EXPORT template <std::size_t I, typename... Ts>
consteval auto Get(TypeList<Ts...>) -> decltype([]<typename T>(IndexedType<I, T>&&) -> T {
}(Caster<std::index_sequence_for<Ts...>, Ts...>{}));
export template <typename T, typename... Ts>
UTEMPL_EXPORT template <typename T, typename... Ts>
consteval auto Find(TypeList<Ts...>) -> std::size_t {
std::array<bool, sizeof...(Ts)> arr{std::same_as<T, Ts>...};
return std::ranges::find(arr, true) - arr.begin();
};
export template <template <typename...> typename F, typename... Ts>
UTEMPL_EXPORT template <template <typename...> typename F, typename... Ts>
consteval auto Find(TypeList<Ts...>) -> std::size_t {
std::array<bool, sizeof...(Ts)> arr{F<Ts>::value...};
return std::ranges::find(arr, true) - arr.begin();
};
export template <typename... Ts>
UTEMPL_EXPORT template <typename... Ts>
consteval auto Reverse(TypeList<Ts...> list) {
return [&]<auto... Is>(std::index_sequence<Is...>) -> TypeList<decltype(Get<sizeof...(Ts) - Is - 1>(list))...> {
return {};
}(std::index_sequence_for<Ts...>());
};
export template <typename... Ts>
UTEMPL_EXPORT template <typename... Ts>
consteval auto Transform(TypeList<Ts...>, auto&& f) -> TypeList<decltype(f(TypeList<Ts>{}))...> {
return {};
};
export template <typename... Ts>
UTEMPL_EXPORT template <typename... Ts>
consteval auto FilterTypeList(TypeList<Ts...>, auto&& f) {
return ((kTypeList<> +
[](auto&& list) {
@ -88,12 +99,12 @@ consteval auto FilterTypeList(TypeList<Ts...>, auto&& f) {
...);
};
export template <typename... Ts>
UTEMPL_EXPORT template <typename... Ts>
consteval auto Size(TypeList<Ts...>) -> std::size_t {
return sizeof...(Ts);
};
export template <std::size_t N, std::size_t From = 0, typename... Ts>
UTEMPL_EXPORT template <std::size_t N, std::size_t From = 0, typename... Ts>
consteval auto TakeFrom(TypeList<Ts...> list)
requires(N + From <= sizeof...(Ts))
{
@ -102,12 +113,12 @@ consteval auto TakeFrom(TypeList<Ts...> list)
}(std::make_index_sequence<N>());
};
export template <typename T, std::size_t N, typename... Ts>
UTEMPL_EXPORT template <typename T, std::size_t N, typename... Ts>
consteval auto PushTo(TypeList<Ts...> list) {
return TakeFrom<N>(list) + kType<T> + TakeFrom<sizeof...(Ts) - N, N>(list);
};
export template <std::size_t N, typename... Ts>
UTEMPL_EXPORT template <std::size_t N, typename... Ts>
consteval auto Erase(TypeList<Ts...> list) {
return TakeFrom<N>(list) + TakeFrom<sizeof...(Ts) - N - 1, N + 1>(list);
};

6
src/utempl.hpp Normal file
View file

@ -0,0 +1,6 @@
#pragma once
#ifdef UTEMPL_MODULE
import utempl;
#else
#include <utempl/utempl_module.hpp>
#endif

29
src/utempl_module.cpp Normal file
View file

@ -0,0 +1,29 @@
#pragma once
#ifdef UTEMPL_MODULE
export module utempl;
export import utempl.type_list;
export import utempl.tuple;
export import utempl.string;
export import utempl.loopholes;
export import utempl.attributes;
export import utempl.meta_info;
export import utempl.overloaded;
export import utempl.utils;
export import utempl.go_interface;
export import utempl.optional;
#else
#include <utempl/attributes.hpp>
#include <utempl/constexpr_string.hpp>
#include <utempl/go_interface.hpp>
#include <utempl/loopholes/counter.hpp>
#include <utempl/macro.hpp>
#include <utempl/meta_info.hpp>
#include <utempl/optional.hpp>
#include <utempl/overloaded.hpp>
#include <utempl/tuple.hpp>
#include <utempl/type_list.hpp>
#endif

131
src/utils.cpp
View file

@ -1,5 +1,9 @@
export module utempl.utils;
#pragma once
#include <utempl/module.hpp>
#ifdef UTEMPL_MODULE
export module utempl.utils;
import std;
import fmt;
import utempl.string;
@ -7,21 +11,30 @@ import utempl.tuple;
import utempl.type_list;
import utempl.overloaded;
#else
#include <utempl/constexpr_string.hpp>
#include <utempl/overloaded.hpp>
#include <utempl/tuple.hpp>
#include <utempl/type_list.hpp>
#endif
namespace utempl {
template <typename T>
using ForwardType = decltype(std::forward<T>(std::declval<T>()));
export template <auto Value>
UTEMPL_EXPORT template <auto Value>
constexpr Wrapper<Value> kWrapper;
export template <typename T>
UTEMPL_EXPORT template <typename T>
requires std::same_as<T, void> || requires { T{}; }
constexpr auto kDefaultCreator = [] {
return T{};
};
export template <>
UTEMPL_EXPORT template <>
constexpr auto kDefaultCreator<void> = [] {};
template <std::size_t N>
@ -47,7 +60,7 @@ concept Function = []<typename R, typename... Ts>(TypeList<R(Ts...)>) {
static_assert(Function<decltype([]() {}), void()>);
export template <std::size_t N>
UTEMPL_EXPORT template <std::size_t N>
constexpr kSeqType<N> kSeq;
template <ConstexprString string, typename T = std::size_t>
@ -62,14 +75,14 @@ consteval auto ParseNumber() -> T {
};
namespace literals {
export template <char... cs>
UTEMPL_EXPORT template <char... cs>
consteval auto operator"" _c() {
return Wrapper<ParseNumber<ConstexprString<sizeof...(cs)>({cs...})>()>{};
};
} // namespace literals
export template <std::size_t I, typename... Ts>
UTEMPL_EXPORT template <std::size_t I, typename... Ts>
constexpr auto Arg(Ts&&... args) -> decltype(auto)
requires(I < sizeof...(Ts))
{
@ -80,52 +93,52 @@ constexpr auto Arg(Ts&&... args) -> decltype(auto)
}(std::make_index_sequence<I>());
};
export template <std::size_t Count>
UTEMPL_EXPORT template <std::size_t Count>
constexpr auto Times(auto&& f) {
[&]<auto... Is>(std::index_sequence<Is...>) {
(Arg<0>(f, Is)(), ...);
}(std::make_index_sequence<Count>());
};
export template <typename T>
UTEMPL_EXPORT template <typename T>
constexpr std::size_t kTupleSize = []() -> std::size_t {
static_assert(!sizeof(T), "Not Found");
return 0;
}();
export template <typename T>
UTEMPL_EXPORT template <typename T>
constexpr std::size_t kTupleSize<T&&> = kTupleSize<std::remove_reference_t<T>>;
export template <typename T>
UTEMPL_EXPORT template <typename T>
constexpr std::size_t kTupleSize<T&> = kTupleSize<std::remove_reference_t<T>>;
export template <typename T>
UTEMPL_EXPORT template <typename T>
constexpr std::size_t kTupleSize<const T> = kTupleSize<std::remove_cv_t<T>>;
export template <template <typename...> typename M, typename... Ts>
UTEMPL_EXPORT template <template <typename...> typename M, typename... Ts>
constexpr std::size_t kTupleSize<M<Ts...>> = sizeof...(Ts);
export template <template <typename, std::size_t> typename Array, typename T, std::size_t N>
UTEMPL_EXPORT template <template <typename, std::size_t> typename Array, typename T, std::size_t N>
constexpr std::size_t kTupleSize<Array<T, N>> = N;
export template <typename T>
UTEMPL_EXPORT template <typename T>
struct TupleMaker {};
export template <typename... Ts>
UTEMPL_EXPORT template <typename... Ts>
struct TupleMaker<std::tuple<Ts...>> {
template <typename... Args>
static constexpr auto Make(Args&&... args) {
return std::tuple{std::forward<Args>(args)...};
};
};
export template <typename... Ts>
UTEMPL_EXPORT template <typename... Ts>
struct TupleMaker<Tuple<Ts...>> {
template <typename... Args>
static constexpr auto Make(Args&&... args) {
return Tuple{std::forward<Args>(args)...};
};
};
export template <typename T, std::size_t N>
UTEMPL_EXPORT template <typename T, std::size_t N>
struct TupleMaker<std::array<T, N>> {
template <typename Arg, typename... Args>
static constexpr auto Make(Arg&& arg, Args&&... args)
@ -138,10 +151,10 @@ struct TupleMaker<std::array<T, N>> {
};
};
export template <typename T>
UTEMPL_EXPORT template <typename T>
struct TupleTieMaker {};
export template <typename... Ts>
UTEMPL_EXPORT template <typename... Ts>
struct TupleTieMaker<std::tuple<Ts...>> {
template <typename... Args>
static constexpr auto Make(Args&... args) -> std::tuple<Args...> {
@ -149,7 +162,7 @@ struct TupleTieMaker<std::tuple<Ts...>> {
};
};
export template <typename... Ts>
UTEMPL_EXPORT template <typename... Ts>
struct TupleTieMaker<Tuple<Ts...>> {
template <typename... Args>
static constexpr auto Make(Args&... args) -> Tuple<Args...> {
@ -157,12 +170,12 @@ struct TupleTieMaker<Tuple<Ts...>> {
};
};
export template <typename T = Tuple<>, typename... Args>
UTEMPL_EXPORT template <typename T = Tuple<>, typename... Args>
constexpr auto MakeTuple(Args&&... args) -> decltype(TupleMaker<std::remove_cvref_t<T>>::Make(std::forward<Args>(args)...)) {
return TupleMaker<std::remove_cvref_t<T>>::Make(std::forward<Args>(args)...);
};
export template <typename T = Tuple<>, typename... Args>
UTEMPL_EXPORT template <typename T = Tuple<>, typename... Args>
constexpr auto MakeTie(Args&... args) -> decltype(TupleTieMaker<std::remove_cvref_t<T>>::Make(args...)) {
return TupleTieMaker<std::remove_cvref_t<T>>::Make(args...);
};
@ -210,17 +223,17 @@ struct IsSafeTuple<
static constexpr bool value = false;
};
export template <typename T>
UTEMPL_EXPORT template <typename T>
constexpr bool kForceEnableTuple = false;
export template <typename T, std::size_t N>
UTEMPL_EXPORT template <typename T, std::size_t N>
constexpr bool kForceEnableTuple<std::array<T, N>> = true;
export template <typename T>
UTEMPL_EXPORT template <typename T>
concept TupleLike = kForceEnableTuple<std::remove_cvref_t<T>> ||
(requires { Get<0>(MakeTuple<T>(42)); } && IsSafeTuple<std::remove_cvref_t<T>>::value); // NOLINT
export template <typename F, typename Tuple>
UTEMPL_EXPORT template <typename F, typename Tuple>
concept TupleTransformer = requires(F f, Tuple&& tuple) {
{ f(std::move(tuple)) };
};
@ -304,7 +317,7 @@ struct TupleMaker<LazyTuple<F>> {
};
};
export template <TupleLike Tuple, TupleTransformer<Tuple> FF>
UTEMPL_EXPORT template <TupleLike Tuple, TupleTransformer<Tuple> FF>
constexpr auto operator|(Tuple&& tuple, FF&& f) {
return LazyTuple{[tuple = std::forward<Tuple>(tuple), f = std::forward<FF>(f)]() -> decltype(auto) {
return f(std::move(tuple));
@ -331,14 +344,14 @@ concept ForEachConcept = []<std::size_t... Is>(std::index_sequence<Is...>) {
return (std::invocable<F, decltype(Get<Is>(std::declval<Tuple>()))> && ...);
}(std::make_index_sequence<kTupleSize<Tuple>>());
export template <TupleLike Tuple, UnpackConcept<Tuple> F>
UTEMPL_EXPORT template <TupleLike Tuple, UnpackConcept<Tuple> F>
constexpr auto Unpack(Tuple&& tuple, F&& f) -> decltype(auto) {
return [&](auto... is) -> decltype(auto) {
return f(Get<is>(std::forward<Tuple>(tuple))...);
} | kSeq<kTupleSize<Tuple>>;
};
export template <typename F>
UTEMPL_EXPORT template <typename F>
constexpr auto Unpack(F&& f) {
return [f = std::forward<F>(f)]<TupleLike Tuple>(Tuple&& tuple) -> decltype(auto)
requires UnpackConcept<F, Tuple>
@ -347,14 +360,14 @@ constexpr auto Unpack(F&& f) {
};
};
export template <TupleLike Tuple, TupleLike R = Tuple, TransformConcept<Tuple> F>
UTEMPL_EXPORT template <TupleLike Tuple, TupleLike R = Tuple, TransformConcept<Tuple> F>
constexpr auto Transform(Tuple&& container, F&& f, TypeList<R> = {}) {
return Unpack(std::forward<Tuple>(container), [&]<typename... Ts>(Ts&&... args) {
return MakeTuple<R>(f(std::forward<Ts>(args))...);
});
};
export template <typename F, typename R = void>
UTEMPL_EXPORT template <typename F, typename R = void>
constexpr auto Transform(F&& f, TypeList<R> result = {}) {
return [f = std::forward<F>(f), result]<TupleLike TTuple, typename RR = decltype([] {
if constexpr(std::same_as<R, void>) {
@ -369,17 +382,17 @@ constexpr auto Transform(F&& f, TypeList<R> result = {}) {
};
};
export template <TupleLike Tuple, TupleLike R = Tuple, TransformConcept<Tuple> F>
UTEMPL_EXPORT template <TupleLike Tuple, TupleLike R = Tuple, TransformConcept<Tuple> F>
constexpr auto Map(Tuple&& tuple, F&& f, TypeList<R> result = {}) {
return Transform(std::forward<Tuple>(tuple), std::forward<F>(f), result);
};
export template <typename F, typename R = void>
UTEMPL_EXPORT template <typename F, typename R = void>
constexpr auto Map(F&& f, TypeList<R> result = {}) -> decltype(Transform(std::forward<F>(f), result)) {
return Transform(std::forward<F>(f), result);
};
export template <auto Tuple, TupleLike To = decltype(Tuple)>
UTEMPL_EXPORT template <auto Tuple, TupleLike To = decltype(Tuple)>
consteval auto PackConstexprWrapper()
requires TupleLike<decltype(Tuple)>
{
@ -388,14 +401,14 @@ consteval auto PackConstexprWrapper()
}(std::make_index_sequence<kTupleSize<decltype(Tuple)>>());
};
export template <TupleLike Tuple>
UTEMPL_EXPORT template <TupleLike Tuple>
constexpr auto Reverse(Tuple&& tuple) {
return [&]<std::size_t... Is>(std::index_sequence<Is...>) {
return MakeTuple<Tuple>(Get<kTupleSize<Tuple> - Is - 1>(std::forward<Tuple>(tuple))...);
}(std::make_index_sequence<kTupleSize<Tuple>>());
};
export consteval auto Reverse() {
UTEMPL_EXPORT consteval auto Reverse() {
return []<TupleLike Tuple>(Tuple&& tuple) {
return Reverse(std::forward<Tuple>(tuple));
};
@ -443,7 +456,7 @@ concept LeftFoldConcept = decltype(Unpack(std::declval<Tuple>(), []<typename...
return kWrapper<decltype((LeftFoldIsOk<F, T>{} | ... | LeftFoldIsOk<F, Ts>{}))::value>;
}))::kValue;
export template <TupleLike Tuple, std::move_constructible T, LeftFoldConcept<T, Tuple> F = decltype(kDefaultCreator<void>)&>
UTEMPL_EXPORT template <TupleLike Tuple, std::move_constructible T, LeftFoldConcept<T, Tuple> F = decltype(kDefaultCreator<void>)&>
constexpr auto LeftFold(Tuple&& tuple, T&& init, F&& f = kDefaultCreator<void>) -> decltype(auto) {
return Unpack(std::forward<Tuple>(tuple), [&]<typename... Ts>(Ts&&... args) -> decltype(auto) {
return (LeftFoldHelper<ForwardType<T>, ForwardType<F>>{.data = std::forward<T>(init), .f = std::forward<F>(f)} | ... |
@ -452,12 +465,12 @@ constexpr auto LeftFold(Tuple&& tuple, T&& init, F&& f = kDefaultCreator<void>)
});
};
export template <TupleLike Tuple, std::move_constructible T, LeftFoldConcept<T, Tuple> F>
UTEMPL_EXPORT template <TupleLike Tuple, std::move_constructible T, LeftFoldConcept<T, Tuple> F>
constexpr auto Reduce(Tuple&& tuple, T&& init, F&& f) -> decltype(auto) {
return LeftFold(std::forward<Tuple>(tuple), std::forward<T>(init), std::forward<F>(f));
};
export template <typename T, typename F>
UTEMPL_EXPORT template <typename T, typename F>
constexpr auto Reduce(T&& init, F&& f) -> decltype(auto) {
return [init = std::forward<T>(init), f = std::forward<F>(f)]<TupleLike Tuple>(Tuple&& tuple) -> decltype(auto)
requires LeftFoldConcept<F, T, Tuple>
@ -466,14 +479,14 @@ constexpr auto Reduce(T&& init, F&& f) -> decltype(auto) {
};
};
export template <TupleLike Tuple, TupleLike Tuple2>
UTEMPL_EXPORT template <TupleLike Tuple, TupleLike Tuple2>
constexpr auto TupleCat(Tuple&& tuple, Tuple2&& tuple2) {
return [&]<auto... Is, auto... IIs>(std::index_sequence<Is...>, std::index_sequence<IIs...>) {
return MakeTuple<Tuple>(Get<Is>(std::forward<Tuple>(tuple))..., Get<IIs>(std::forward<Tuple2>(tuple2))...);
}(std::make_index_sequence<kTupleSize<Tuple>>(), std::make_index_sequence<kTupleSize<Tuple2>>());
};
export template <TupleLike... Tuples>
UTEMPL_EXPORT template <TupleLike... Tuples>
constexpr auto TupleCat(Tuples&&... tuples)
requires(sizeof...(tuples) >= 1)
{
@ -484,12 +497,12 @@ constexpr auto TupleCat(Tuples&&... tuples)
});
};
export template <TupleLike... Tuples, typename F>
UTEMPL_EXPORT template <TupleLike... Tuples, typename F>
constexpr auto Unpack(Tuples&&... tuples, F&& f) -> decltype(Unpack(TupleCat(std::forward<Tuples>(tuples)...), std::forward<F>(f))) {
return Unpack(TupleCat(std::forward<Tuples>(tuples)...), std::forward<F>(f));
};
export template <typename... Ts>
UTEMPL_EXPORT template <typename... Ts>
constexpr auto Tie(Ts&... args) -> Tuple<Ts&...> {
return {args...};
};
@ -511,7 +524,7 @@ consteval auto PartialCallerF(TypeList<Ts...>) {
};
};
export template <TupleLike Tuple, std::move_constructible T>
UTEMPL_EXPORT template <TupleLike Tuple, std::move_constructible T>
constexpr auto FirstOf(Tuple&& tuple, T&& init)
requires kEveryElement<std::is_invocable, Tuple>
{
@ -523,7 +536,7 @@ constexpr auto FirstOf(Tuple&& tuple, T&& init)
});
};
export template <typename T>
UTEMPL_EXPORT template <typename T>
constexpr auto FirstOf(T&& init) {
return [init = std::forward<T>(init)]<TupleLike Tuple>(Tuple&& tuple) {
return FirstOf(std::forward<Tuple>(tuple), std::move(init));
@ -535,7 +548,7 @@ concept FilterConcept = decltype(Unpack(std::declval<Tuple>(), []<typename... Ts
return kWrapper<(Function<F, bool(Ts)> && ...)>;
}))::kValue;
export template <TupleLike Tuple, FilterConcept<Tuple> F>
UTEMPL_EXPORT template <TupleLike Tuple, FilterConcept<Tuple> F>
constexpr auto Filter(Tuple&& tuple, F&& f) {
return LeftFold(
std::forward<Tuple>(tuple), MakeTuple<Tuple>(), [&]<TupleLike Accumulator, typename T>(Accumulator&& accumulator, T&& add) {
@ -547,7 +560,7 @@ constexpr auto Filter(Tuple&& tuple, F&& f) {
});
};
export template <typename F>
UTEMPL_EXPORT template <typename F>
constexpr auto Filter(F&& f) {
return [f = std::forward<F>(f)]<TupleLike Tuple>(Tuple&& tuple)
requires FilterConcept<F, Tuple>
@ -556,7 +569,7 @@ constexpr auto Filter(F&& f) {
};
};
export template <TupleLike Tuple, ForEachConcept<Tuple> F>
UTEMPL_EXPORT template <TupleLike Tuple, ForEachConcept<Tuple> F>
constexpr auto ForEach(Tuple&& tuple, F&& f) {
Unpack(std::forward<Tuple>(tuple), [&]<typename... Ts>(Ts&&... args) {
(f(std::forward<Ts>(args)), ...);
@ -577,12 +590,12 @@ struct Curryer {
return {.f = this->f, .data = this->data + Tuple{std::forward<T>(arg)}};
};
};
export template <typename F>
UTEMPL_EXPORT template <typename F>
constexpr auto Curry(F&& f) -> Curryer<std::remove_cvref_t<F>> {
return {.f = std::forward<F>(f), .data = Tuple{}};
};
export template <TupleLike Tuple, typename T>
UTEMPL_EXPORT template <TupleLike Tuple, typename T>
constexpr auto Find(Tuple&& tuple, T&& find) -> std::size_t {
return Unpack(std::forward<Tuple>(tuple), [&]<typename... Ts>(Ts&&... args) {
using Type = std::remove_cvref_t<T>;
@ -606,7 +619,7 @@ constexpr auto Find(Tuple&& tuple, T&& find) -> std::size_t {
});
};
export template <std::size_t N, TupleLike Tuple>
UTEMPL_EXPORT template <std::size_t N, TupleLike Tuple>
constexpr auto Take(Tuple&& tuple) {
if constexpr(std::is_lvalue_reference_v<Tuple> && HasMakeTie<Tuple>) {
return [&]<std::size_t... Is>(std::index_sequence<Is...>) {
@ -619,21 +632,21 @@ constexpr auto Take(Tuple&& tuple) {
};
};
export template <std::size_t N>
UTEMPL_EXPORT template <std::size_t N>
consteval auto Take() {
return [&]<TupleLike Tuple>(Tuple&& tuple) {
return Take<N>(std::forward<Tuple>(tuple));
};
};
export template <TupleLike Tuple, std::move_constructible T>
UTEMPL_EXPORT template <TupleLike Tuple, std::move_constructible T>
constexpr auto operator<<(Tuple&& tuple, T&& t) {
return Unpack(std::forward<Tuple>(tuple), [&]<typename... Ts>(Ts&&... args) {
return MakeTuple<Tuple>(std::forward<Ts>(args)..., std::forward<T>(t));
});
};
export template <std::size_t N, TupleLike Tuple = Tuple<>, typename T>
UTEMPL_EXPORT template <std::size_t N, TupleLike Tuple = Tuple<>, typename T>
constexpr auto Generate(T&& value)
requires(std::copyable<T> || N == 1 && std::move_constructible<T>)
{
@ -646,7 +659,7 @@ constexpr auto Generate(T&& value)
};
};
export template <TupleLike Tuple>
UTEMPL_EXPORT template <TupleLike Tuple>
constexpr auto Enumerate(Tuple&& tuple) {
return Unpack(std::forward<Tuple>(tuple), [](auto&&... vs) {
return [&](auto... is) {
@ -665,7 +678,7 @@ concept CallableSwitchConcept = std::same_as<R, void> || decltype(Unpack(std::de
return kWrapper<(Function<F, std::optional<R>(Ts)> && ...)>;
}))::kValue;
export template <typename R = void,
UTEMPL_EXPORT template <typename R = void,
TupleLike KeysTuple,
TupleLike ValuesTuple,
ComparableSwitchConcept<KeysTuple> Key,
@ -702,14 +715,14 @@ constexpr auto Switch(KeysTuple&& keysTuple, ValuesTuple&& valuesTuple, Key&& ke
});
};
export template <std::size_t N, typename R = Tuple<>>
UTEMPL_EXPORT template <std::size_t N, typename R = Tuple<>>
consteval auto GetIndexesTuple() {
return [](auto... is) {
return MakeTuple<R>(*is...);
} | kSeq<N>;
};
export template <typename R = Tuple<>, typename... Ts>
UTEMPL_EXPORT template <typename R = Tuple<>, typename... Ts>
consteval auto GetTuple(TypeList<Ts...>, TypeList<R> = {}) {
return MakeTuple<R>(kType<Ts>...);
};

5
tests/go_interface.cpp
View file

@ -1,7 +1,6 @@
module;
#include <gtest/gtest.h>
export module tests.go_interface;
import utempl;
#include <utempl/utempl.hpp>
namespace utempl {

5
tests/overloaded.cpp
View file

@ -1,7 +1,6 @@
module;
#include <gtest/gtest.h>
export module tests.overloaded;
import utempl;
#include <utempl/utempl.hpp>
namespace utempl {