From 942f7025ce5c1e24330d001cd350c4fc0712a560 Mon Sep 17 00:00:00 2001
From: John Hodge <tpg@mutabah.net>
Date: Mon, 26 Sep 2016 12:47:56 +0800
Subject: common - Add print for std::set

---
 src/common.hpp | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'src')

diff --git a/src/common.hpp b/src/common.hpp
index 35113670..e58fc0da 100644
--- a/src/common.hpp
+++ b/src/common.hpp
@@ -6,6 +6,7 @@
 #include <iostream>
 #include <vector>
 #include <map>
+#include <set>
 #include <cassert>
 #include <sstream>
 #include <memory>
@@ -223,6 +224,21 @@ inline ::std::ostream& operator<<(::std::ostream& os, const ::std::vector<T>& v)
     }
     return os;
 }
+template <typename T>
+inline ::std::ostream& operator<<(::std::ostream& os, const ::std::set<T>& v) {
+    if( v.size() > 0 )
+    {
+        bool is_first = true;
+        for( const auto& i : v )
+        {
+            if(!is_first)
+                os << ", ";
+            is_first = false;
+            os << i;
+        }
+    }
+    return os;
+}
 
 template <typename T, typename U>
 inline ::std::ostream& operator<<(::std::ostream& os, const ::std::pair<T,U>& v) {
-- 
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