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Diffstat (limited to '3rdParty/Boost/src/boost/spirit/home/qi/detail/unused_skipper.hpp')
-rw-r--r--3rdParty/Boost/src/boost/spirit/home/qi/detail/unused_skipper.hpp23
1 files changed, 18 insertions, 5 deletions
diff --git a/3rdParty/Boost/src/boost/spirit/home/qi/detail/unused_skipper.hpp b/3rdParty/Boost/src/boost/spirit/home/qi/detail/unused_skipper.hpp
index c1405d6..b8a51f3 100644
--- a/3rdParty/Boost/src/boost/spirit/home/qi/detail/unused_skipper.hpp
+++ b/3rdParty/Boost/src/boost/spirit/home/qi/detail/unused_skipper.hpp
@@ -11,14 +11,15 @@
#endif
#include <boost/spirit/home/support/unused.hpp>
+#include <boost/mpl/bool.hpp>
namespace boost { namespace spirit { namespace qi { namespace detail
{
template <typename Skipper>
struct unused_skipper : unused_type
{
- unused_skipper(Skipper const& skipper)
- : skipper(skipper) {}
+ unused_skipper(Skipper const& skipper_)
+ : skipper(skipper_) {}
Skipper const& skipper;
private:
@@ -26,12 +27,24 @@ namespace boost { namespace spirit { namespace qi { namespace detail
unused_skipper& operator= (unused_skipper const&);
};
+ template <typename Skipper>
+ struct is_unused_skipper
+ : mpl::false_ {};
+
+ template <typename Skipper>
+ struct is_unused_skipper<unused_skipper<Skipper> >
+ : mpl::true_ {};
+
+ template <>
+ struct is_unused_skipper<unused_type>
+ : mpl::true_ {};
+
// If a surrounding lexeme[] directive was specified, the current
- // skipper is of the type unused_skipper. In this case we
+ // skipper is of the type unused_skipper. In this case we
// re-activate the skipper which was active before the skip[]
// directive.
template <typename Skipper>
- inline Skipper const&
+ inline Skipper const&
get_skipper(unused_skipper<Skipper> const& u)
{
return u.skipper;
@@ -39,7 +52,7 @@ namespace boost { namespace spirit { namespace qi { namespace detail
// If no surrounding lexeme[] directive was specified we keep what we got.
template <typename Skipper>
- inline Skipper const&
+ inline Skipper const&
get_skipper(Skipper const& u)
{
return u;