diff options
Diffstat (limited to 'zen/stl_tools.h')
| -rw-r--r-- | zen/stl_tools.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/zen/stl_tools.h b/zen/stl_tools.h index d2d4ee1a..bd76e264 100644 --- a/zen/stl_tools.h +++ b/zen/stl_tools.h @@ -9,6 +9,7 @@ #include <memory> #include <algorithm> +#include <zen/type_tools.h> //enhancements for <algorithm> @@ -66,6 +67,7 @@ std::unique_ptr<T> make_unique(Args&& ... args) { return std::unique_ptr<T>(new template <class V, class Predicate> inline void vector_remove_if(V& vec, Predicate p) { + static_assert(IsSameType<typename std::iterator_traits<typename V::iterator>::iterator_category, std::random_access_iterator_tag>::value, "poor man's check for vector"); vec.erase(std::remove_if(vec.begin(), vec.end(), p), vec.end()); } @@ -87,6 +89,9 @@ void set_append(V& s, const W& s2) template <class S, class Predicate> inline void set_remove_if(S& set, Predicate p) { + //function compiles and fails (if we're lucky) not before runtime for std::vector!!! + static_assert(!IsSameType<typename std::iterator_traits<typename S::iterator>::iterator_category, std::random_access_iterator_tag>::value, "poor man's check for non-vector"); + for (auto iter = set.begin(); iter != set.end();) if (p(*iter)) set.erase(iter++); |