From 8a952743a3a3f856f6be6b985158ea1c1ffb2c6f Mon Sep 17 00:00:00 2001
From: Alexander Karatarakis <alkarata@microsoft.com>
Date: Thu, 26 Oct 2017 18:59:11 -0700
Subject: Introduce Util::Sets::contains()

---
 toolsrc/include/vcpkg/base/util.h | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'toolsrc/include')

diff --git a/toolsrc/include/vcpkg/base/util.h b/toolsrc/include/vcpkg/base/util.h
index d5db6b6ee..7ffd027f0 100644
--- a/toolsrc/include/vcpkg/base/util.h
+++ b/toolsrc/include/vcpkg/base/util.h
@@ -20,6 +20,15 @@ namespace vcpkg::Util
         }
     }
 
+    namespace Sets
+    {
+        template<class Container, class T = ElementT<Container>>
+        bool contains(const Container& container, const T& item)
+        {
+            return container.find(item) != container.cend();
+        }
+    }
+
     template<class Cont, class Func>
     using FmapOut = decltype(std::declval<Func>()(*begin(std::declval<Cont>())));
 
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