From b352a4cad40124bf371b4389bb35c6696a39b6d2 Mon Sep 17 00:00:00 2001
From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Tue, 18 Sep 2018 16:28:48 +0100
Subject: [PATCH] [Minor] Improve `hash` processor

---
 lualib/lua_selectors.lua | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lualib/lua_selectors.lua b/lualib/lua_selectors.lua
index 3460f1f291..197d9c53e8 100644
--- a/lualib/lua_selectors.lua
+++ b/lualib/lua_selectors.lua
@@ -412,7 +412,12 @@ local transform_function = {
     ['process'] = function(inp, _, args)
       local hash = require 'rspamd_cryptobox_hash'
       local ht = args[1] or 'blake2'
-      return hash:create_specific(ht):update(inp), 'hash'
+      local h = hash:create_specific(ht):update(inp)
+
+      if args[2] then
+        return h[args[2]](h),'string' -- Call hash method
+      end
+      return h, 'hash'
     end,
     ['description'] = 'Create a digest from string or a list of strings',
   },
-- 
2.47.3