From 9e8f555a828286768c07df6753b64e08e7af952e Mon Sep 17 00:00:00 2001
From: Maxime Coste <mawww@kakoune.org>
Date: Sun, 1 Dec 2019 11:09:01 +1100
Subject: Only redraw updated lines

---
 src/vector.hh | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'src/vector.hh')

diff --git a/src/vector.hh b/src/vector.hh
index e149998d..c87c8aa8 100644
--- a/src/vector.hh
+++ b/src/vector.hh
@@ -2,6 +2,7 @@
 #define vector_hh_INCLUDED
 
 #include "memory.hh"
+#include "hash.hh"
 
 #include <vector>
 
@@ -11,6 +12,15 @@ namespace Kakoune
 template<typename T, MemoryDomain domain = memory_domain(Meta::Type<T>{})>
 using Vector = std::vector<T, Allocator<T, domain>>;
 
+template<typename T, MemoryDomain domain>
+size_t hash_value(const Vector<T, domain>& vector)
+{
+    size_t hash = 0x1235678;
+    for (auto&& elem : vector)
+        hash = combine_hash(hash, hash_value(elem));
+    return hash;
+}
+
 }
 
 #endif // vector_hh_INCLUDED
-- 
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