Module:Yesno
Module documentation
This documentation is transcluded from Module:Yesno/doc. [edit] [history] [purge]
Module:Yesno is required by .
This module is a helper module to be used by other modules; it may not designed to be invoked directly. See RuneScape:Lua/Helper modules for a full list and more information. For a full list of modules using this helper click here
| Function | Type | Use |
|---|---|---|
(arg) | Any value | Reads arg for yes/no and returns the appropriate boolean or nil |
(arg1,arg2) | Any value, Any value | Reads arg1 for yes/no and returns the appropriate boolean; returns arg2 if arg1 was not an applicable value |
--[[
{{Helper module|name=Yesno
|fname1=(arg)
|ftype1=Any value
|fuse1=Reads arg for yes/no and returns the appropriate boolean or nil
|fname2=(arg1,arg2)
|ftype2=Any value, Any value
|fuse2=Reads arg1 for yes/no and returns the appropriate boolean; returns arg2 if arg1 was not an applicable value
}}
--]]
-- <pre>
-- Used to evaluate args to booleans where applicable
--
-- Based on <https://en.wikipedia.org/wiki/Module:Yesno>
-- see page history there for contributors
--
return function( arg, default )
arg = type( arg ) == 'string' and arg:lower() or arg
if arg == nil then
return nil
end
if
arg == true or
arg == 'yes' or
arg == 'y' or
arg == 'true' or
tonumber( arg ) == 1
then
return true
end
if
arg == false or
arg == 'no' or
arg == 'n' or
arg == 'false' or
tonumber( arg ) == 0
then
return false
end
return default
end