63 lines
1.8 KiB
Plaintext
63 lines
1.8 KiB
Plaintext
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namespace seafire::common
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{
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template<typename Ret, typename T, typename... Direct, typename... Params>
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Ret
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do_invoke(T& target,
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server::request_t& req,
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Direct const&... direct,
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Ret (T::*func)(Direct const&..., Params const&...))
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{
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return (target.*func)(direct..., std::decay_t<Params>::fetch(req)...);
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}
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template<typename Ret, typename T, typename... Params, typename... Direct>
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Ret
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invoke(T& target,
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server::request_t& req,
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Ret (T::*func)(Params const&...),
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Direct const&... direct)
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{
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return do_invoke<Ret, T, Direct...>(target, req, direct..., func);
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}
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template<typename Ret, typename T, typename... Direct, typename... Params>
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Ret
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do_invoke(T const& target,
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server::request_t& req,
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Direct const&... direct,
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Ret (T::*func)(Direct const&..., Params const&...) const)
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{
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return (target.*func)(direct..., std::decay_t<Params>::fetch(req)...);
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}
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template<typename Ret, typename T, typename... Params, typename... Direct>
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Ret
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invoke(T const& target,
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server::request_t& req,
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Ret (T::*func)(Params const&...) const,
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Direct const&... direct)
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{
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return do_invoke<Ret, T, Direct...>(target, req, direct..., func);
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}
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template<typename Ret, typename... Direct, typename... Params>
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Ret
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do_invoke(server::request_t& req,
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Direct&&... direct,
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Ret (*func)(Direct..., Params...))
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{
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return (*func)(direct..., std::decay_t<Params>::fetch(req)...);
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}
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template<typename Ret, typename... Params, typename... Direct>
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Ret
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invoke(server::request_t& req,
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Ret (*func)(Params...),
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Direct&&... direct)
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{
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return do_invoke<Ret, Direct...>(req, direct..., func);
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}
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} // namespace seafire::common
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