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NOW it's REALLY fixed, super duperly.

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ThePhD 2019-08-28 00:17:11 -04:00
parent e60a628e16
commit e8649d276b
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GPG Key ID: 1509DB1C0F702BFA
4 changed files with 108 additions and 17 deletions
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54
include/sol/function_types.hpp
View File

@ -250,13 +250,29 @@ namespace sol {
namespace stack {
template <typename... Sigs>
struct unqualified_pusher<function_sig<Sigs...>> {
template <bool is_yielding, typename Arg0, typename... Args>
static int push(lua_State* L, Arg0&& arg0, Args&&... args) {
if constexpr (meta::is_specialization_of_v<meta::unqualified_t<Arg0>, std::function>) {
if constexpr (is_yielding) {
return stack::push<meta::unqualified_t<Arg0>>(L, detail::yield_tag, std::forward<Arg0>(arg0), std::forward<Args>(args)...);
}
else {
return stack::push(L, std::forward<Arg0>(arg0), std::forward<Args>(args)...);
}
}
else {
function_detail::select<is_yielding>(L, std::forward<Arg0>(arg0), std::forward<Args>(args)...);
return 1;
}
}
template <typename Arg0, typename... Args>
static int push(lua_State* L, Arg0&& arg0, Args&&... args) {
if constexpr (std::is_same_v<meta::unqualified_t<Arg0>, detail::yield_tag_t>) {
function_detail::select<true>(L, std::forward<Args>(args)...);
push<true>(L, std::forward<Args>(args)...);
}
else {
function_detail::select<false>(L, std::forward<Arg0>(arg0), std::forward<Args>(args)...);
push<false>(L, std::forward<Arg0>(arg0), std::forward<Args>(args)...);
}
return 1;
}
@ -266,14 +282,24 @@ namespace sol {
struct unqualified_pusher<yielding_t<T>> {
template <typename... Args>
static int push(lua_State* L, const yielding_t<T>& f, Args&&... args) {
function_detail::select<true>(L, f.func, std::forward<Args>(args)...);
return 1;
if constexpr (meta::is_specialization_of_v<meta::unqualified_t<T>, std::function>) {
return stack::push<T>(L, detail::yield_tag, f.func, std::forward<Args>(args)...);
}
else {
function_detail::select<true>(L, f.func, std::forward<Args>(args)...);
return 1;
}
}
template <typename... Args>
static int push(lua_State* L, yielding_t<T>&& f, Args&&... args) {
function_detail::select<true>(L, std::move(f.func), std::forward<Args>(args)...);
return 1;
if constexpr (meta::is_specialization_of_v<meta::unqualified_t<T>, std::function>) {
return stack::push<T>(L, detail::yield_tag, std::move(f.func), std::forward<Args>(args)...);
}
else {
function_detail::select<true>(L, std::move(f.func), std::forward<Args>(args)...);
return 1;
}
}
};
@ -295,6 +321,22 @@ namespace sol {
template <typename Signature>
struct unqualified_pusher<std::function<Signature>> {
static int push(lua_State* L, detail::yield_tag_t, const std::function<Signature>& fx) {
if (fx) {
function_detail::select<true>(L, fx);
return 1;
}
return stack::push(L, lua_nil);
}
static int push(lua_State* L, detail::yield_tag_t, std::function<Signature>&& fx) {
if (fx) {
function_detail::select<true>(L, std::move(fx));
return 1;
}
return stack::push(L, lua_nil);
}
static int push(lua_State* L, const std::function<Signature>& fx) {
if (fx) {
function_detail::select<false>(L, fx);

4
single/include/sol/forward.hpp
View File

@ -20,8 +20,8 @@
// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
// This file was generated with a script.
// Generated 2019-08-28 00:04:12.272016 UTC
// This header was generated with sol v3.0.3 (revision a2e01ad)
// Generated 2019-08-28 04:16:59.509251 UTC
// This header was generated with sol (revision )
// https://github.com/ThePhD/sol2
#ifndef SOL_SINGLE_INCLUDE_FORWARD_HPP

58
single/include/sol/sol.hpp
View File

@ -20,8 +20,8 @@
// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
// This file was generated with a script.
// Generated 2019-08-28 00:04:08.251517 UTC
// This header was generated with sol v3.0.3 (revision a2e01ad)
// Generated 2019-08-28 04:16:58.879902 UTC
// This header was generated with sol (revision )
// https://github.com/ThePhD/sol2
#ifndef SOL_SINGLE_INCLUDE_HPP
@ -17860,13 +17860,29 @@ namespace sol {
namespace stack {
template <typename... Sigs>
struct unqualified_pusher<function_sig<Sigs...>> {
template <bool is_yielding, typename Arg0, typename... Args>
static int push(lua_State* L, Arg0&& arg0, Args&&... args) {
if constexpr (meta::is_specialization_of_v<meta::unqualified_t<Arg0>, std::function>) {
if constexpr (is_yielding) {
return stack::push<meta::unqualified_t<Arg0>>(L, detail::yield_tag, std::forward<Arg0>(arg0), std::forward<Args>(args)...);
}
else {
return stack::push(L, std::forward<Arg0>(arg0), std::forward<Args>(args)...);
}
}
else {
function_detail::select<is_yielding>(L, std::forward<Arg0>(arg0), std::forward<Args>(args)...);
return 1;
}
}
template <typename Arg0, typename... Args>
static int push(lua_State* L, Arg0&& arg0, Args&&... args) {
if constexpr (std::is_same_v<meta::unqualified_t<Arg0>, detail::yield_tag_t>) {
function_detail::select<true>(L, std::forward<Args>(args)...);
push<true>(L, std::forward<Args>(args)...);
}
else {
function_detail::select<false>(L, std::forward<Arg0>(arg0), std::forward<Args>(args)...);
push<false>(L, std::forward<Arg0>(arg0), std::forward<Args>(args)...);
}
return 1;
}
@ -17876,14 +17892,24 @@ namespace sol {
struct unqualified_pusher<yielding_t<T>> {
template <typename... Args>
static int push(lua_State* L, const yielding_t<T>& f, Args&&... args) {
function_detail::select<true>(L, f.func, std::forward<Args>(args)...);
return 1;
if constexpr (meta::is_specialization_of_v<meta::unqualified_t<T>, std::function>) {
return stack::push<T>(L, detail::yield_tag, f.func, std::forward<Args>(args)...);
}
else {
function_detail::select<true>(L, f.func, std::forward<Args>(args)...);
return 1;
}
}
template <typename... Args>
static int push(lua_State* L, yielding_t<T>&& f, Args&&... args) {
function_detail::select<true>(L, std::move(f.func), std::forward<Args>(args)...);
return 1;
if constexpr (meta::is_specialization_of_v<meta::unqualified_t<T>, std::function>) {
return stack::push<T>(L, detail::yield_tag, std::move(f.func), std::forward<Args>(args)...);
}
else {
function_detail::select<true>(L, std::move(f.func), std::forward<Args>(args)...);
return 1;
}
}
};
@ -17905,6 +17931,22 @@ namespace sol {
template <typename Signature>
struct unqualified_pusher<std::function<Signature>> {
static int push(lua_State* L, detail::yield_tag_t, const std::function<Signature>& fx) {
if (fx) {
function_detail::select<true>(L, fx);
return 1;
}
return stack::push(L, lua_nil);
}
static int push(lua_State* L, detail::yield_tag_t, std::function<Signature>&& fx) {
if (fx) {
function_detail::select<true>(L, std::move(fx));
return 1;
}
return stack::push(L, lua_nil);
}
static int push(lua_State* L, const std::function<Signature>& fx) {
if (fx) {
function_detail::select<false>(L, fx);

9
tests/runtime_tests/source/functions.std.cpp
View File

@ -48,6 +48,7 @@ void takefn(std::function<int()> purr) {
TEST_CASE("functions/empty std functions", "std::function is allowed to be empty, so it should be serialized to nil") {
sol::state lua;
lua.open_libraries(sol::lib::base);
std::function<void()> foo = nullptr;
sol::function bar;
@ -64,8 +65,14 @@ TEST_CASE("functions/empty std functions", "std::function is allowed to be empty
then
Foo()
end
)SCR");
)SCR",
sol::script_pass_on_error);
REQUIRE_FALSE(result.has_value());
sol::optional<sol::error> result0 = lua.safe_script(R"SCR(Foo())SCR", sol::script_pass_on_error);
REQUIRE(result0.has_value());
sol::optional<sol::error> result1 = lua.safe_script(R"SCR(Bar())SCR", sol::script_pass_on_error);
REQUIRE(result1.has_value());
}
TEST_CASE("functions/sol::function to std::function", "check if conversion to std::function works properly and calls with correct arguments") {