bertini::policy::DefaultConstruct< VisitedT, RetT > Struct Template Reference

A policy for what to do when a visited type is encoutered by a visitor it doesn't know. More...

#include <visitable.hpp>

Static Public Member Functions
static RetT	OnUnknownVisitor (VisitedT &a, VisitorBase &)
	Default behaviour on an unknown visitor: warn and return a default-constructed value.

Detailed Description

template<class VisitedT, typename RetT>
struct bertini::policy::DefaultConstruct< VisitedT, RetT >

A policy for what to do when a visited type is encoutered by a visitor it doesn't know.

Defines the default behaviour when an unknown visitor is encountered during visitation.

Assumes the return type is default constructible.

Member Function Documentation

OnUnknownVisitor()

template<class VisitedT, typename RetT>

RetT bertini::policy::DefaultConstruct< VisitedT, RetT >::OnUnknownVisitor ( VisitedT & a, VisitorBase &  )

inlinestatic

Default behaviour on an unknown visitor: warn and return a default-constructed value.