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new Parameter.Python syntax

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[SVN r34093]
This commit is contained in:
Daniel Wallin
2006-05-26 10:52:56 +00:00
committed by Peter Dimov
parent 184c036a59
commit c847fc2b0c
1 changed files with 35 additions and 25 deletions
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60
include/boost/parameter/python.hpp
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@@ -27,6 +27,7 @@
# include <boost/python/to_python_converter.hpp>
# include <boost/parameter/aux_/maybe.hpp>
# include <boost/parameter/aux_/python/invoker.hpp>
# include <boost/parameter/aux_/python/function_types.hpp>
namespace boost { namespace parameter { namespace python
{
@@ -505,8 +506,15 @@ namespace aux
template <class K>
struct keyword<K*>
: keyword<K>
{};
{
typedef K type;
};
template <class K>
struct keyword<K**>
{
typedef K type;
};
template <class K>
struct required
@@ -531,37 +539,39 @@ namespace aux
{
typedef mpl::false_ type;
};
template <class T>
struct make_kw_spec;
template <class K, class T>
struct make_kw_spec
struct make_kw_spec<K(T)>
{
typedef arg_spec<
typename keyword<K>::type
, typename required<K>::type
, typename optimized<K>::type
, T
> type;
> type;
};
} // namespace aux
template <class Keywords, class Signature>
template <class Signature>
struct init
: boost::python::def_visitor<init<Keywords, Signature> >
: boost::python::def_visitor<init<Signature> >
{
template <class Class>
void visit(Class& cl) const
{
typedef typename mpl::transform<
Keywords
, Signature
, aux::make_kw_spec<mpl::_1, mpl::_2>
Signature
, aux::make_kw_spec<mpl::_>
, mpl::back_inserter<mpl::vector0<> >
>::type arg_specs;
typedef typename mpl::count_if<
arg_specs
, aux::is_optional<mpl::_1>
, aux::is_optional<mpl::_>
>::type optional_arity;
typedef typename mpl::shift_left<mpl::long_<1>, optional_arity>::type upper;
@@ -576,9 +586,9 @@ struct init
}
};
template <class Keywords, class Signature>
template <class Signature>
struct call
: boost::python::def_visitor<call<Keywords, Signature> >
: boost::python::def_visitor<call<Signature> >
{
template <class Class>
void visit(Class& cl) const
@@ -590,19 +600,19 @@ struct call
, typename mpl::end<Signature>::type
> arg_types;
typedef typename mpl::front<Signature>::type result_type;
typedef typename mpl::transform<
Keywords
, arg_types
, aux::make_kw_spec<mpl::_1, mpl::_2>
arg_types
, aux::make_kw_spec<mpl::_>
, mpl::back_inserter<mpl::vector0<> >
>::type arg_specs;
typedef typename mpl::count_if<
arg_specs
, aux::is_optional<mpl::_1>
, aux::is_optional<mpl::_>
>::type optional_arity;
typedef typename mpl::front<Signature>::type result_type;
typedef typename mpl::shift_left<mpl::long_<1>, optional_arity>::type upper;
aux::def_combinations(
@@ -615,9 +625,9 @@ struct call
}
};
template <class Fwd, class Keywords, class Signature>
template <class Fwd, class Signature>
struct function
: boost::python::def_visitor<function<Fwd, Keywords, Signature> >
: boost::python::def_visitor<function<Fwd, Signature> >
{
template <class Class, class Options>
void visit(Class& cl, char const* name, Options const& options) const
@@ -629,19 +639,19 @@ struct function
, typename mpl::end<Signature>::type
> arg_types;
typedef typename mpl::front<Signature>::type result_type;
typedef typename mpl::transform<
Keywords
, arg_types
, aux::make_kw_spec<mpl::_1, mpl::_2>
arg_types
, aux::make_kw_spec<mpl::_>
, mpl::back_inserter<mpl::vector0<> >
>::type arg_specs;
typedef typename mpl::count_if<
arg_specs
, aux::is_optional<mpl::_1>
, aux::is_optional<mpl::_>
>::type optional_arity;
typedef typename mpl::front<Signature>::type result_type;
typedef typename mpl::shift_left<mpl::long_<1>, optional_arity>::type upper;
aux::def_combinations(