groups_impl::create< T > Class Template Reference

Inheritance diagram for groups_impl::create< T >:

Collaboration diagram for groups_impl::create< 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	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
	create (groups_collection< std::string > &groups)
T	operator() (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 ()

Public Attributes
strgrps_cllctn	groups_
Public Attributes inherited from exprtk::igeneric_function< T >
std::string	parameter_sequence
return_type	rtrn_type

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)

Detailed Description

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

Definition at line 73 of file exprtk_groups_examples.cpp.

Member Typedef Documentation

generic_type

template<typename T>

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

Definition at line 79 of file exprtk_groups_examples.cpp.

igfun_t

template<typename T>

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

Definition at line 77 of file exprtk_groups_examples.cpp.

parameter_list_t

template<typename T>

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

Definition at line 78 of file exprtk_groups_examples.cpp.

strgrps_cllctn

template<typename T>

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

Definition at line 82 of file exprtk_groups_examples.cpp.

string_t

template<typename T>

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

Definition at line 80 of file exprtk_groups_examples.cpp.

Constructor & Destructor Documentation

create()

template<typename T>

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

inline

Definition at line 86 of file exprtk_groups_examples.cpp.

   : exprtk::igeneric_function<T>("S")
   , groups_(groups)
   { exprtk::rtl::io::file::details::perform_check<T>(); }

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

Here is the call graph for this function:

Member Function Documentation

operator()()

template<typename T>

T groups_impl::create< T >::operator() ( parameter_list_t parameters )

inlineoverride

Definition at line 91 of file exprtk_groups_examples.cpp.

   {
      const std::string group_name = to_str(string_t(parameters[0]));
 
      if (
           !groups_.contains(group_name) &&
           !groups_.add_group(group_name, {})
         )
      {
         return T(0);
      }
 
      auto ptr = groups_.get(group_name);
      const std::size_t ptr_size = sizeof(ptr);
      T result = T(0);
 
      std::memcpy(reinterpret_cast<char*>(&result ),
                  reinterpret_cast<char*>(&ptr),
                  ptr_size);
 
      return result;
   }

References groups_.

Member Data Documentation

groups_

template<typename T>

strgrps_cllctn groups_impl::create< T >::groups_

Definition at line 114 of file exprtk_groups_examples.cpp.

Referenced by create(), and operator()().

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

• exprtk/exprtk_groups_examples.cpp