From cf4033d9e77993aede4c94349c87379a65893319 Mon Sep 17 00:00:00 2001
From: Philipp Gesang <phg42.2a@gmail.com>
Date: Wed, 7 Aug 2013 13:11:10 +0200
Subject: sync with Context as of date

---
 lualibs-boolean.lua | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'lualibs-boolean.lua')

diff --git a/lualibs-boolean.lua b/lualibs-boolean.lua
index f087f1a..8d11080 100644
--- a/lualibs-boolean.lua
+++ b/lualibs-boolean.lua
@@ -59,9 +59,9 @@ end
 
 function string.is_boolean(str,default)
     if type(str) == "string" then
-        if str == "true" or str == "yes" or str == "on" or str == "t" then
+        if str == "true" or str == "yes" or str == "on" or str == "t" or str == "1" then
             return true
-        elseif str == "false" or str == "no" or str == "off" or str == "f" then
+        elseif str == "false" or str == "no" or str == "off" or str == "f" or str == "0" then
             return false
         end
     end
-- 
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