From 8fb50705d126977940bb6579147936e57e43cf1e Mon Sep 17 00:00:00 2001
From: Kim Alvefur <zash@zash.se>
Date: Fri, 15 Apr 2016 13:19:20 +0200
Subject: util.cache: Add method for iterating over values

---
 util/cache.lua | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/util/cache.lua b/util/cache.lua
index 074916cd..54f3e10b 100644
--- a/util/cache.lua
+++ b/util/cache.lua
@@ -88,6 +88,18 @@ function cache_methods:items()
 	end
 end
 
+function cache_methods:values()
+	local m = self._head;
+	return function ()
+		if not m then
+			return;
+		end
+		local v = m.value;
+		m = m.next;
+		return v;
+	end
+end
+
 function cache_methods:count()
 	return self._count;
 end
-- 
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