webmcp

view framework/env/format/string.lua @ 31:1cd9e69b85cb

add execute.load_chunk(args)

load_chunk loads the content of a lua file and returns the code.
It can construct the path name easily so you can put helper code in
seperate files for DRYness.
author Daniel Poelzleithner <poelzi@poelzi.org>
date Tue Oct 05 02:34:04 2010 +0200 (2010-10-05)
parents 9fdfb27f8e67
children 0c4841af07a5
line source
1 --[[--
2 text = -- a string
3 format.string(
4 value, -- any value where tostring(value) gives a reasonable result
5 {
6 nil_as = nil_text -- text to be returned for a nil value
7 }
8 )
10 Formats a value as a text by calling tostring(...), unless the value is nil, in which case the text returned is chosen by the 'nil_as' option.
12 --]]--
14 function format.string(str, options)
15 local options = options or {}
16 if str == nil then
17 return options.nil_as or ""
18 else
19 return tostring(str)
20 end
21 end

Impressum / About Us