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boost::proto::_value Struct Reference

A PrimitiveTransform that returns the value of the current terminal expression. More...

#include <arg.hpp>

Inheritance diagram for boost::proto::_value:
Collaboration diagram for boost::proto::_value:

Classes

struct  impl
 

Public Types

typedef _value transform_type
 

Public Member Functions

 BOOST_PROTO_CALLABLE () typedef X proto_is_transform_
 
BOOST_FORCEINLINE
boost::proto::detail::apply_transform
< transform_type(Expr const &)>
::result_type 
operator() (Expr &&e) const
 
BOOST_FORCEINLINE
boost::proto::detail::apply_transform
< transform_type(Expr const
&, State const &)>
::result_type 
operator() (Expr &&e, State &&s) const
 
BOOST_FORCEINLINE
boost::proto::detail::apply_transform
< transform_type(Expr const
&, State const &, Data const &)>
::result_type 
operator() (Expr &&e, State &&s, Data &&d) const
 

Detailed Description

A PrimitiveTransform that returns the value of the current terminal expression.

Example:

int j = proto::_value()(i);
assert( 42 == j );

Member Typedef Documentation

Member Function Documentation

boost::proto::transform< _value , X >::BOOST_PROTO_CALLABLE ( )
inherited
BOOST_FORCEINLINE boost::proto::detail::apply_transform<transform_type(Expr const &, State const &, Data const &)>::result_type boost::proto::transform< _value , X >::operator() ( Expr &&  e,
State &&  s,
Data &&  d 
) const
inlineinherited
BOOST_FORCEINLINE boost::proto::detail::apply_transform<transform_type(Expr const &, State const &)>::result_type boost::proto::transform< _value , X >::operator() ( Expr &&  e,
State &&  s 
) const
inlineinherited
BOOST_FORCEINLINE boost::proto::detail::apply_transform<transform_type(Expr const &)>::result_type boost::proto::transform< _value , X >::operator() ( Expr &&  e) const
inlineinherited

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