From 845f8388c40bf78587e4bf98c14cedb9bf992e5a Mon Sep 17 00:00:00 2001
From: Daniel Larimer <dan@bitshares.org>
Date: Mon, 1 Feb 2016 18:29:30 -0500
Subject: [PATCH] add deque support to variant

---
 include/fc/variant.hpp | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/include/fc/variant.hpp b/include/fc/variant.hpp
index e8596cd..513aac3 100644
--- a/include/fc/variant.hpp
+++ b/include/fc/variant.hpp
@@ -108,6 +108,11 @@ namespace fc
    template<typename T>
    void from_variant( const variant& var,  std::unordered_set<T>& vo );
 
+   template<typename T>
+   void to_variant( const std::deque<T>& var,  variant& vo );
+   template<typename T>
+   void from_variant( const variant& var,  std::deque<T>& vo );
+
    template<typename T>
    void to_variant( const fc::flat_set<T>& var,  variant& vo );
    template<typename T>
@@ -452,6 +457,28 @@ namespace fc
          vo.insert( itr->as<T>() );
    }
 
+   /** @ingroup Serializable */
+   template<typename T>
+   void from_variant( const variant& var, std::deque<T>& tmp )
+   {
+      const variants& vars = var.get_array();
+      tmp.clear();
+      tmp.reserve( vars.size() );
+      for( auto itr = vars.begin(); itr != vars.end(); ++itr )
+         tmp.push_back( itr->as<T>() );
+   }
+
+   /** @ingroup Serializable */
+   template<typename T>
+   void to_variant( const std::deque<T>& t, variant& v )
+   {
+      std::deque<variant> vars(t.size());
+       for( size_t i = 0; i < t.size(); ++i )
+          vars[i] = variant(t[i]);
+       v = std::move(vars);
+   }
+
+
    /** @ingroup Serializable */
    template<typename T>
    void from_variant( const variant& var, std::vector<T>& tmp )
@@ -472,6 +499,8 @@ namespace fc
           vars[i] = variant(t[i]);
        v = std::move(vars);
    }
+
+
    /** @ingroup Serializable */
    template<typename A, typename B>
    void to_variant( const std::pair<A,B>& t, variant& v )