From b121d3ef73633e95b897899baec35ebf9127b35d Mon Sep 17 00:00:00 2001
From: Jan Travnicek <Jan.Travnicek@fit.cvut.cz>
Date: Tue, 26 Apr 2016 15:03:36 +0200
Subject: [PATCH] add + operator for sets
---
alib2std/src/extensions/set.hpp | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/alib2std/src/extensions/set.hpp b/alib2std/src/extensions/set.hpp
index 06c908ac66..3d1f639e96 100644
--- a/alib2std/src/extensions/set.hpp
+++ b/alib2std/src/extensions/set.hpp
@@ -153,7 +153,14 @@ moveable_set<T> make_moveable_set (std::set<T>&& set) {
return moveable_set<T>(std::move(set));
}
+template < class T >
+std::set < T > operator +( const std::set < T > & first, const std::set < T > & second ) {
+ std::set < T > res ( first );
+
+ res.insert ( second.begin ( ), second.end ( ) );
+ return res;
+}
+
} /* namespace std */
#endif /* __SET_HPP_ */
-
--
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