Module:Yesno and Module:No globals: Difference between pages

From Frontierpedia, the Microsoft Agent encyclopedia
(Difference between pages)
en>MSGJ
(+support for on/off)
 
en>MusikAnimal
m (1 revision imported)
 
Line 1: Line 1:
-- Function allowing for consistent treatment of boolean-like wikitext input.
local mt = getmetatable(_G) or {}
-- It works similarly to the template {{yesno}}.
function mt.__index (t, k)
 
if k ~= 'arg' then
return function (val, default)
-- perf optimization here and below: do not load Module:TNT unless there is an error
-- If your wiki uses non-ascii characters for any of "yes", "no", etc., you
error(require('Module:TNT').format('I18n/No globals', 'err-read', tostring(k)), 2)
-- should replace "val:lower()" with "mw.ustring.lower(val)" in the
-- following line.
val = type(val) == 'string' and val:lower() or val
if val == nil then
return nil
elseif val == true
or val == 'yes'
or val == 'y'
or val == 'true'
or val == 't'
or val == 'on'
or tonumber(val) == 1
then
return true
elseif val == false
or val == 'no'
or val == 'n'
or val == 'false'
or val == 'f'
or val == 'off'
or tonumber(val) == 0
then
return false
else
return default
end
end
return nil
end
end
function mt.__newindex(t, k, v)
if k ~= 'arg' then
error(require('Module:TNT').format('I18n/No globals', 'err-write', tostring(k)), 2)
end
rawset(t, k, v)
end
setmetatable(_G, mt)

Revision as of 06:12, 1 April 2020

Documentation for this module may be created at Module:No globals/doc

local mt = getmetatable(_G) or {}
function mt.__index (t, k)
	if k ~= 'arg' then
		-- perf optimization here and below: do not load Module:TNT unless there is an error
		error(require('Module:TNT').format('I18n/No globals', 'err-read', tostring(k)), 2)
	end
	return nil
end
function mt.__newindex(t, k, v)
	if k ~= 'arg' then
		error(require('Module:TNT').format('I18n/No globals', 'err-write', tostring(k)), 2)
	end
	rawset(t, k, v)
end
setmetatable(_G, mt)