#include <meta.h>

Collaboration diagram for olb::meta::derived_type_in_nested< BASE, HEAD, TAIL >:

Public Types
using	type = typename decltype(evaluate_type())::type

Static Public Member Functions
auto static constexpr	evaluate_type ()

static constexpr bool	contains ()

Detailed Description

template<typename BASE, typename HEAD = void, typename ... TAIL>
struct olb::meta::derived_type_in_nested< BASE, HEAD, TAIL >

Definition at line 576 of file meta.h.

Member Typedef Documentation

◆ type

template<typename BASE , typename HEAD = void, typename ... TAIL>

using olb::meta::derived_type_in_nested< BASE, HEAD, TAIL >::type = typename decltype(evaluate_type())::type

Definition at line 600 of file meta.h.

Member Function Documentation

◆ contains()

template<typename BASE , typename HEAD = void, typename ... TAIL>

static constexpr bool olb::meta::derived_type_in_nested< BASE, HEAD, TAIL >::contains ( )

inlinestaticconstexpr

Definition at line 602 of file meta.h.

                                   {
    return !std::is_same_v<type, void>;
  }

Here is the caller graph for this function:

◆ evaluate_type()

template<typename BASE , typename HEAD = void, typename ... TAIL>

auto static constexpr olb::meta::derived_type_in_nested< BASE, HEAD, TAIL >::evaluate_type ( )

inlinestaticconstexpr

Definition at line 577 of file meta.h.

                                       {
    if constexpr (!sizeof...(TAIL)) {
      if constexpr (std::is_same<HEAD,void>::value) {
        return id<BASE>{};  //Fallback
      } else {
        if constexpr(std::is_same<BASE,void>::value){
          return id<void>{};
        } else {
          using HEAD_EVAL = typename BASE::template derivedField<HEAD>;
          return id<HEAD_EVAL>{};
        }
      }
    } else {
      if constexpr(std::is_same<BASE,void>::value){
         return id<void>{};
      } else {
        using HEAD_EVAL = typename BASE::template derivedField<HEAD>;
        return id<typename derived_type_in_nested<HEAD_EVAL,TAIL...>::type>{};
      }
    }
    __builtin_unreachable();
  }

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

src/core/meta.h

Public Types

Static Public Member Functions

Detailed Description

Member Typedef Documentation

◆ type

Member Function Documentation

◆ contains()

◆ evaluate_type()