generic-library/ChaiScript
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Several tests and fixes related to type conversions added. Still more to go.

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This commit is contained in:
Jason Turner
2010-10-08 15:18:58 +00:00
parent c3da778103
commit 3f87210dc5
5 changed files with 112 additions and 74 deletions
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103
include/chaiscript/dispatchkit/boxed_cast_helper.hpp
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@@ -50,33 +50,17 @@ namespace chaiscript
}
};
template<typename Result>
struct Cast_Helper_Inner<const Result> : Cast_Helper_Inner<Result>
{
};
/**
* Cast_Helper_Inner for casting to a const & type
*/
template<typename Result>
struct Cast_Helper_Inner<const Result &>
struct Cast_Helper_Inner<const Result &> : Cast_Helper_Inner<Result>
{
typedef typename boost::reference_wrapper<typename boost::add_const<Result>::type > Result_Type;
static Result_Type cast(const Boxed_Value &ob)
{
if (ob.is_ref())
{
if (!ob.get_type_info().is_const())
{
return boost::cref((boost::any_cast<boost::reference_wrapper<Result> >(ob.get())).get());
} else {
return boost::any_cast<boost::reference_wrapper<const Result> >(ob.get());
}
} else {
if (!ob.get_type_info().is_const())
{
return boost::cref(*(boost::any_cast<boost::shared_ptr<Result> >(ob.get())));
} else {
return boost::cref(*(boost::any_cast<boost::shared_ptr<const Result> >(ob.get())));
}
}
}
};
/**
@@ -183,33 +167,27 @@ namespace chaiscript
* Cast_Helper_Inner for casting to a const boost::shared_ptr<> & type
*/
template<typename Result>
struct Cast_Helper_Inner<const boost::shared_ptr<Result> &>
struct Cast_Helper_Inner<const boost::shared_ptr<Result> > : Cast_Helper_Inner<boost::shared_ptr<Result> >
{
typedef typename boost::shared_ptr<Result> Result_Type;
static Result_Type cast(const Boxed_Value &ob)
{
return boost::any_cast<boost::shared_ptr<Result> >(ob.get());
}
};
template<typename Result>
struct Cast_Helper_Inner<const boost::shared_ptr<Result> &> : Cast_Helper_Inner<boost::shared_ptr<Result> >
{
};
/**
* Cast_Helper_Inner for casting to a const boost::shared_ptr<const> & type
*/
template<typename Result>
struct Cast_Helper_Inner<const boost::shared_ptr<const Result> &>
struct Cast_Helper_Inner<const boost::shared_ptr<const Result> > : Cast_Helper_Inner<boost::shared_ptr<const Result> >
{
typedef typename boost::shared_ptr<const Result> Result_Type;
};
static Result_Type cast(const Boxed_Value &ob)
{
if (!ob.get_type_info().is_const())
{
return boost::const_pointer_cast<const Result>(boost::any_cast<boost::shared_ptr<Result> >(ob.get()));
} else {
return boost::any_cast<boost::shared_ptr<const Result> >(ob.get());
}
}
template<typename Result>
struct Cast_Helper_Inner<const boost::shared_ptr<const Result> &> : Cast_Helper_Inner<boost::shared_ptr<const Result> >
{
};
@@ -232,16 +210,49 @@ namespace chaiscript
* Cast_Helper_Inner for casting to a const Boxed_Value & type
*/
template<>
struct Cast_Helper_Inner<const Boxed_Value &>
struct Cast_Helper_Inner<const Boxed_Value> : Cast_Helper_Inner<Boxed_Value>
{
typedef const Boxed_Value & Result_Type;
};
static Result_Type cast(const Boxed_Value &ob)
{
return ob;
}
template<>
struct Cast_Helper_Inner<const Boxed_Value &> : Cast_Helper_Inner<Boxed_Value>
{
};
/**
* Cast_Helper_Inner for casting to a boost::reference_wrapper type
*/
template<typename Result>
struct Cast_Helper_Inner<boost::reference_wrapper<Result> > : Cast_Helper_Inner<Result &>
{
};
template<typename Result>
struct Cast_Helper_Inner<const boost::reference_wrapper<Result> > : Cast_Helper_Inner<Result &>
{
};
template<typename Result>
struct Cast_Helper_Inner<const boost::reference_wrapper<Result> &> : Cast_Helper_Inner<Result &>
{
};
template<typename Result>
struct Cast_Helper_Inner<boost::reference_wrapper<const Result> > : Cast_Helper_Inner<const Result &>
{
};
template<typename Result>
struct Cast_Helper_Inner<const boost::reference_wrapper<const Result> > : Cast_Helper_Inner<const Result &>
{
};
template<typename Result>
struct Cast_Helper_Inner<const boost::reference_wrapper<const Result> & > : Cast_Helper_Inner<const Result &>
{
};
/**
* The exposed Cast_Helper object that by default just calls the Cast_Helper_Inner
*/