From 1ae30d62dbd04c4849964a3758df6c2a3654b35a Mon Sep 17 00:00:00 2001
From: Daniele Alessandri <suppakilla@gmail.com>
Date: Thu, 1 Dec 2011 08:49:42 +0100
Subject: [PATCH] Returns the SHA1 hash of a Lua script from instances of
 ServerEval.

---
 lib/Predis/Commands/ServerEval.php | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/lib/Predis/Commands/ServerEval.php b/lib/Predis/Commands/ServerEval.php
index f6b60deb..fe647871 100644
--- a/lib/Predis/Commands/ServerEval.php
+++ b/lib/Predis/Commands/ServerEval.php
@@ -46,4 +46,14 @@ class ServerEval extends Command
     {
         return false;
     }
+
+    /**
+     * Calculates the SHA1 hash of the body of the script.
+     *
+     * @return string SHA1 hash.
+     */
+    public function getScriptHash()
+    {
+        returns sha1($this->getArgument(0));
+    }
 }