groups_impl::get< T > Class Template Reference

Inheritance diagram for groups_impl::get< T >:

Collaboration diagram for groups_impl::get< T >:

Public Types
using	igfun_t = typename exprtk::igeneric_function<T>
using	parameter_list_t = typename igfun_t::parameter_list_t
using	generic_type = typename igfun_t::generic_type
using	scalar_t = typename generic_type::scalar_view
using	string_t = typename generic_type::string_view
using	strgrps_cllctn = groups_collection<std::string>
Public Types inherited from exprtk::igeneric_function< T >
enum	return_type { e_rtrn_scalar = 0 , e_rtrn_string = 1 , e_rtrn_overload = 2 }
typedef T	type
typedef type_store< T >	generic_type
typedef generic_type::parameter_list	parameter_list_t

Public Member Functions
	get (groups_collection< std::string > &groups)
T	operator() (std::string &result, parameter_list_t parameters) override
Public Member Functions inherited from exprtk::igeneric_function< T >
	igeneric_function (const std::string &param_seq="", const return_type rtr_type=e_rtrn_scalar)
virtual	~igeneric_function ()
virtual T	operator() (parameter_list_t)
virtual T	operator() (std::string &, parameter_list_t)
virtual T	operator() (const std::size_t &, parameter_list_t)
virtual T	operator() (const std::size_t &, std::string &, parameter_list_t)
Public Member Functions inherited from exprtk::function_traits
	function_traits ()
bool &	allow_zero_parameters ()
bool &	has_side_effects ()
std::size_t &	min_num_args ()
std::size_t &	max_num_args ()

Private Attributes
strgrps_cllctn	groups_

Additional Inherited Members
Static Public Member Functions inherited from exprtk::igeneric_function< T >
static std::string	generate_prefix_args (const std::string &prefix_args, std::size_t start=0, std::size_t end=10)
static std::string	generate_suffix_args (const std::string &suffix_args, std::size_t start=0, std::size_t end=10)
Public Attributes inherited from exprtk::igeneric_function< T >
std::string	parameter_sequence
return_type	rtrn_type

Detailed Description

template<typename T>
class groups_impl::get< T >

Definition at line 250 of file exprtk_groups_examples.cpp.

Member Typedef Documentation

generic_type

template<typename T>

using groups_impl::get< T >::generic_type = typename igfun_t::generic_type

Definition at line 256 of file exprtk_groups_examples.cpp.

igfun_t

template<typename T>

using groups_impl::get< T >::igfun_t = typename exprtk::igeneric_function<T>

Definition at line 254 of file exprtk_groups_examples.cpp.

parameter_list_t

template<typename T>

using groups_impl::get< T >::parameter_list_t = typename igfun_t::parameter_list_t

Definition at line 255 of file exprtk_groups_examples.cpp.

scalar_t

template<typename T>

using groups_impl::get< T >::scalar_t = typename generic_type::scalar_view

Definition at line 257 of file exprtk_groups_examples.cpp.

strgrps_cllctn

template<typename T>

using groups_impl::get< T >::strgrps_cllctn = groups_collection<std::string>

Definition at line 259 of file exprtk_groups_examples.cpp.

string_t

template<typename T>

using groups_impl::get< T >::string_t = typename generic_type::string_view

Definition at line 258 of file exprtk_groups_examples.cpp.

Constructor & Destructor Documentation

get()

template<typename T>

groups_impl::get< T >::get ( groups_collection< std::string > & groups )

inline

Definition at line 263 of file exprtk_groups_examples.cpp.

   : igfun_t("TT",igfun_t::e_rtrn_string)
   , groups_(groups)
   { exprtk::rtl::io::file::details::perform_check<T>(); }

References exprtk::igeneric_function< T >::e_rtrn_string, groups_, and exprtk::rtl::io::file::details::perform_check().

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Member Function Documentation

operator()()

template<typename T>

T groups_impl::get< T >::operator() ( std::string & result, parameter_list_t parameters )

inlineoverride

Definition at line 268 of file exprtk_groups_examples.cpp.

   {
      const auto ptr = scalar_t(parameters[0])();
      const int index = static_cast<int>(scalar_t(parameters[1])());
 
      assert(ptr != T(0));
 
      auto& set = *make_set_handle<strgrps_cllctn::set_t>(ptr);
 
      if (
           (index >= 0) &&
           (static_cast<std::size_t>(index) >= set.size())
         )
      {
         return T(0);
      }
 
      auto itr = set.begin();
      std::advance(itr,index);
      result = *itr;
      return T(1);
   }

References groups_impl::make_set_handle().

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Member Data Documentation

groups_

template<typename T>

strgrps_cllctn groups_impl::get< T >::groups_

private

Definition at line 293 of file exprtk_groups_examples.cpp.

Referenced by get().

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The documentation for this class was generated from the following file:

• exprtk/exprtk_groups_examples.cpp