45 lines
892 B
C++
45 lines
892 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 func_1(int value) {
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return 20 + value;
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}
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std::string func_2(std::string text) {
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return "received: " + text;
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}
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sol::variadic_results fallback(
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sol::this_state ts, sol::variadic_args args) {
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sol::variadic_results r;
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if (args.size() == 2) {
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r.push_back({ ts,
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sol::in_place,
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args.get<int>(0) + args.get<int>(1) });
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}
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else {
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r.push_back({ ts, sol::in_place, 52 });
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}
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return r;
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}
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int main(int, char*[]) {
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std::cout << "=== overloading with fallback ==="
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<< std::endl;
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sol::state lua;
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lua.open_libraries();
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lua.set_function(
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"f", sol::overload(func_1, func_2, fallback));
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lua.script("print(f(1))"); // func_1
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lua.script("print(f('hi'))"); // func_2
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lua.script("print(f(22, 11))"); // fallback
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lua.script("print(f({}))"); // fallback
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return 0;
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}
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