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authorspag <spag@golwen.net>2013-01-16 10:31:01 +0100
committerspag <spag@golwen.net>2013-01-16 10:31:01 +0100
commit473e6c52eff0576829138b59b99f83917ff6b0e9 (patch)
treedcfb3f01c4f943bd77055a90b410ab287b8a7e6e /misc
parent3880e410353f1e80a938e110c04c2b3629ab5eb6 (diff)
faster try function
Diffstat (limited to 'misc')
-rw-r--r--misc/freeswitch/scripts/common/str.lua22
1 files changed, 6 insertions, 16 deletions
diff --git a/misc/freeswitch/scripts/common/str.lua b/misc/freeswitch/scripts/common/str.lua
index ca6dcd9..c366fda 100644
--- a/misc/freeswitch/scripts/common/str.lua
+++ b/misc/freeswitch/scripts/common/str.lua
@@ -5,23 +5,13 @@
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