generic-library/ChaiScript
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Reduce compiled size with template reductions

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This commit is contained in:
Jason Turner
2014-08-15 20:14:15 -06:00
parent 14a280713f
commit c5f6c549ec
1 changed files with 38 additions and 21 deletions
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59
include/chaiscript/dispatchkit/proxy_functions.hpp
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@@ -440,34 +440,26 @@ namespace chaiscript
int m_arity; int m_arity;
}; };
/** class Proxy_Function_Impl_Base : public Proxy_Function_Base
* The standard typesafe function call implementation of Proxy_Function
* It takes a std::function<> object and performs runtime
* type checking of Boxed_Value parameters, in a type safe manner
*/
template<typename Func>
class Proxy_Function_Impl : public Proxy_Function_Base
{ {
public: public:
Proxy_Function_Impl(std::function<Func> f) Proxy_Function_Impl_Base(std::vector<Type_Info> t_types)
: Proxy_Function_Base(detail::build_param_type_list(static_cast<Func *>(nullptr))), : Proxy_Function_Base(std::move(t_types))
m_f(std::move(f)), m_dummy_func(nullptr)
{ {
} }
virtual ~Proxy_Function_Impl() {} virtual ~Proxy_Function_Impl_Base() {}
virtual bool operator==(const Proxy_Function_Base &t_func) const CHAISCRIPT_OVERRIDE
{
const Proxy_Function_Impl *pimpl = dynamic_cast<const Proxy_Function_Impl<Func> *>(&t_func);
return pimpl != nullptr;
}
virtual int get_arity() const CHAISCRIPT_OVERRIDE virtual int get_arity() const CHAISCRIPT_OVERRIDE
{ {
return static_cast<int>(m_types.size()) - 1; return static_cast<int>(m_types.size()) - 1;
} }
virtual std::string annotation() const CHAISCRIPT_OVERRIDE
{
return "";
}
virtual bool call_match(const std::vector<Boxed_Value> &vals, const Dynamic_Cast_Conversions &t_conversions) const CHAISCRIPT_OVERRIDE virtual bool call_match(const std::vector<Boxed_Value> &vals, const Dynamic_Cast_Conversions &t_conversions) const CHAISCRIPT_OVERRIDE
{ {
if (int(vals.size()) != get_arity()) if (int(vals.size()) != get_arity())
@@ -475,12 +467,37 @@ namespace chaiscript
return false; return false;
} }
return compare_types(m_types, vals) || detail::compare_types_cast(m_dummy_func, vals, t_conversions); return compare_types(m_types, vals) || compare_types_with_cast(vals, t_conversions);
} }
virtual std::string annotation() const CHAISCRIPT_OVERRIDE virtual bool compare_types_with_cast(const std::vector<Boxed_Value> &vals, const Dynamic_Cast_Conversions &t_conversions) const = 0;
};
/**
* The standard typesafe function call implementation of Proxy_Function
* It takes a std::function<> object and performs runtime
* type checking of Boxed_Value parameters, in a type safe manner
*/
template<typename Func>
class Proxy_Function_Impl : public Proxy_Function_Impl_Base
{
public:
Proxy_Function_Impl(std::function<Func> f)
: Proxy_Function_Impl_Base(detail::build_param_type_list(static_cast<Func *>(nullptr))),
m_f(std::move(f)), m_dummy_func(nullptr)
{ {
return ""; }
virtual ~Proxy_Function_Impl() {}
virtual bool compare_types_with_cast(const std::vector<Boxed_Value> &vals, const Dynamic_Cast_Conversions &t_conversions) const CHAISCRIPT_OVERRIDE
{
return detail::compare_types_cast(m_dummy_func, vals, t_conversions);
}
virtual bool operator==(const Proxy_Function_Base &t_func) const CHAISCRIPT_OVERRIDE
{
return dynamic_cast<const Proxy_Function_Impl<Func> *>(&t_func) != nullptr;
} }
std::function<Func> internal_function() const std::function<Func> internal_function() const
@@ -489,7 +506,7 @@ namespace chaiscript
} }
protected: protected:
virtual Boxed_Value do_call(const std::vector<Boxed_Value> &params, const Dynamic_Cast_Conversions &t_conversions) const CHAISCRIPT_OVERRIDE virtual Boxed_Value do_call(const std::vector<Boxed_Value> &params, const Dynamic_Cast_Conversions &t_conversions) const
{ {
return detail::Do_Call<typename std::function<Func>::result_type>::go(m_f, params, t_conversions); return detail::Do_Call<typename std::function<Func>::result_type>::go(m_f, params, t_conversions);
} }