variant_reader< Archive, Variant, TBegin, TEnd > Struct Template Reference

reads a variant More...

#include <variant.h>

Public Types
typedef Archive::variant_tag_type	variant_tag_type
typedef boost::mpl::next< TBegin >::type	TNext
typedef boost::mpl::deref< TBegin >::type	current_type

Static Public Member Functions
static bool	read (Archive &ar, Variant &v, variant_tag_type t)

Detailed Description

template<class Archive, class Variant, class TBegin, class TEnd>
struct variant_reader< Archive, Variant, TBegin, TEnd >

reads a variant

Definition at line 65 of file variant.h.

Member Typedef Documentation

current_type

template<class Archive, class Variant, class TBegin, class TEnd>

typedef boost::mpl::deref<TBegin>::type variant_reader< Archive, Variant, TBegin, TEnd >::current_type

Definition at line 69 of file variant.h.

TNext

template<class Archive, class Variant, class TBegin, class TEnd>

typedef boost::mpl::next<TBegin>::type variant_reader< Archive, Variant, TBegin, TEnd >::TNext

Definition at line 68 of file variant.h.

variant_tag_type

template<class Archive, class Variant, class TBegin, class TEnd>

typedef Archive::variant_tag_type variant_reader< Archive, Variant, TBegin, TEnd >::variant_tag_type

Definition at line 67 of file variant.h.

Member Function Documentation

read()

template<class Archive, class Variant, class TBegin, class TEnd>

bool variant_reader< Archive, Variant, TBegin, TEnd >::read ( Archive & ar, Variant & v, variant_tag_type t )

inlinestatic

Definition at line 72 of file variant.h.

  {
    if(variant_serialization_traits<Archive, current_type>::get_tag() == t) {
      current_type x;
      if(!::do_serialize(ar, x))
      {
        ar.stream().setstate(std::ios::failbit);
        return false;
      }
      v = x;
    } else {
      // Tail recursive.... but no mutation is going on. Why?
      return variant_reader<Archive, Variant, TNext, TEnd>::read(ar, v, t);
    }
    return true;
  }

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

• /home/abuild/rpmbuild/BUILD/electroneum-5.1.3.1-build/electroneum-5.1.3.1/src/serialization/variant.h