45 lines
820 B
C++
45 lines
820 B
C++
#define SOL_ALL_SAFETIES_ON 1
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#include <sol/sol.hpp>
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#include <iostream>
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int main() {
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std::cout << "=== override-able member functions ==="
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<< std::endl;
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struct thingy {
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sol::function paint;
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thingy(sol::this_state L)
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: paint(sol::make_reference<sol::function>(
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L.lua_state(), &thingy::default_paint)) {
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}
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void default_paint() {
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std::cout << "p" << std::endl;
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}
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};
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sol::state lua;
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lua.open_libraries(sol::lib::base);
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lua.new_usertype<thingy>("thingy",
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sol::constructors<thingy(sol::this_state)>(),
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"paint",
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&thingy::paint);
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sol::string_view code = R"(
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obj = thingy.new()
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obj:paint()
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obj.paint = function (self) print("g") end
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obj:paint()
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function obj:paint () print("s") end
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obj:paint()
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)";
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lua.safe_script(code);
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std::cout << std::endl;
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return 0;
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} |