summaryrefslogtreecommitdiff
path: root/misc/freeswitch/scripts/common/str.lua
diff options
context:
space:
mode:
Diffstat (limited to 'misc/freeswitch/scripts/common/str.lua')
-rw-r--r--misc/freeswitch/scripts/common/str.lua24
1 files changed, 7 insertions, 17 deletions
diff --git a/misc/freeswitch/scripts/common/str.lua b/misc/freeswitch/scripts/common/str.lua
index ca6dcd9..32f054e 100644
--- a/misc/freeswitch/scripts/common/str.lua
+++ b/misc/freeswitch/scripts/common/str.lua
@@ -1,27 +1,17 @@
-- Gemeinschaft 5 module: string functions
--- (c) AMOOMA GmbH 2012
+-- (c) AMOOMA GmbH 2012-2013
--
module(...,package.seeall)
function try(array, arguments)
- local argument = arguments:match('^(.-)%.') or arguments;
- local remaining_arguments = arguments:match('%.(.-)$');
- argument = tonumber(argument) or argument;
+ local result = array;
- if argument and type(array) == 'table' then
- if remaining_arguments then
- if type(array[argument]) == 'table' then
- return try(array[argument], remaining_arguments);
- else
- return nil;
- end
- else
- return array[argument];
- end
- end
-
- return nil;
+ arguments:gsub('([^%.]+)', function(entry)
+ local success, result = pcall(function() result = (result[tonumber(entry) or entry]); end);
+ end);
+
+ return result;
end
-- to number