SyntacticDecorator Struct Template Reference
[Fundamental C++: the Element design pattern.]

Provides the standard operator delegations to Element. More...

Inheritance diagram for SyntacticDecorator:

Inheritance graph
[legend]
List of all members.

Public Member Functions

const S & structure () const
 Virtual accessor to the structural element.
template<typename OtherS, typename U>
Element< S, T > & operator+= (const Element< OtherS, U > &other)
 Self addition between Element instances. Maps to op_in_add().
template<typename U>
Element< S, T > & operator+= (const U &other)
 Self addition between Element and foreign values.
template<typename OtherS, typename U>
Element< S, T > & operator-= (const Element< OtherS, U > &other)
 Self substraction between Element instances. Maps to op_in_sub().
template<typename U>
Element< S, T > & operator-= (const U &other)
 Self substraction between Element and foreign values.
template<typename OtherS, typename U>
Element< S, T > & operator/= (const Element< OtherS, U > &other)
 Self division between Element instances. Maps to op_in_div().
template<typename U>
Element< S, T > & operator/= (const U &other)
 Self division between Element and foreign values.
template<typename OtherS, typename U>
Element< S, T > & operator *= (const Element< OtherS, U > &other)
 Self multiplication between Element instances. Maps to op_in_mul().
template<typename U>
Element< S, T > & operator *= (const U &other)
 Self multiplication between Element and foreign values.
template<typename OtherS, typename U>
Element< S, T > & operator%= (const Element< OtherS, U > &other)
 Self modulus between Element instances. Maps to op_in_mod().
template<typename U>
Element< S, T > & operator%= (const U &other)
 Self modulus between Element and foreign values.
Element< S, T > & operator++ ()
 In-place, prefix incrementation. Maps to op_in_inc().
Element< S, T > operator++ (int)
 Postfix incrementation. Maps to op_in_dec(), with Element copy.
Element< S, T > & operator-- ()
 In-place, prefix decrementation. Maps to op_in_dec().
Element< S, T > operator-- (int)
 Postfix decrementation. Maps to op_in_dec(), with Element copy().
template<typename U>
Element< S, T > & swap (Element< S, U > &other)
 Standard constant-time swap between Element instances.
T & value ()
 Virtual accessor to value data.
const T & value () const
 Virtual accessor to value data.
Element< S, T > & self ()
 Accessor to the real type.
const Element< S, T > & self () const
 Accessor to the real type.

Static Public Attributes

static const bool dynamic_value = true
 Whether the implementation type has run-time data.

Protected Member Functions

Protected constructor for class abstraction
 SyntacticDecorator ()
 SyntacticDecorator (const SyntacticDecorator &other)

Detailed Description

template<typename S, typename T>
struct vcsn::SyntacticDecorator< S, T >

Provides the standard operator delegations to Element.

It defines all the self-application operators of C++, and delegates them to corresponding op_* functions.

Definition at line 44 of file syntactic_decorator.hh.


Member Function Documentation

Element< S, T > & operator+= const U &  other  ) 
 

Self addition between Element and foreign values.

Maps to op_in_add().

Definition at line 85 of file syntactic_decorator.hxx.

Element< S, T > & operator-= const U &  other  ) 
 

Self substraction between Element and foreign values.

Maps to op_in_sub().

Definition at line 86 of file syntactic_decorator.hxx.

Element< S, T > & operator/= const U &  other  ) 
 

Self division between Element and foreign values.

Maps to op_in_div().

Definition at line 87 of file syntactic_decorator.hxx.

Element< S, T > & operator *= const U &  other  ) 
 

Self multiplication between Element and foreign values.

Maps to op_in_mul().

Definition at line 88 of file syntactic_decorator.hxx.

Element< S, T > & operator%= const U &  other  ) 
 

Self modulus between Element and foreign values.

Maps to op_in_mod().

Definition at line 89 of file syntactic_decorator.hxx.

Element< S, T > & swap Element< S, U > &  other  ) 
 

Standard constant-time swap between Element instances.

Maps to op_swap().

Definition at line 130 of file syntactic_decorator.hxx.

References vcsn::op_swap(), precondition, Element::structure(), SyntacticDecorator::structure(), Element::value(), and SyntacticDecorator::value().

Element< S, T > & self  ) 
 

Accessor to the real type.

To be used by implementations in this class and derived MetaElement specializations to obtain a reference to the Element instance with its most derived type.

Definition at line 27 of file syntactic_decorator.hxx.

const Element< S, T > & self  )  const
 

Accessor to the real type.

To be used by implementations in this class and derived MetaElement specializations to obtain a reference to the Element instance with its most derived type.

Definition at line 34 of file syntactic_decorator.hxx.


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