Module:Yesno: Difference between revisions

change to a simpler Lua-only version
(edit inaccurate comment)
(change to a simpler Lua-only version)
Line 1:
-- This is a simplified, Lua-only replacement for the template {{yesno}}. It provides a consistent
local p = {}
-- interface for users entering boolean or boolean-style input.
 
return function p.yesno(frameval, default)
val = type(val) == 'string' and mw.ustring.lower(val) or val -- put in lower case
 
elseifif not val or val == 'nno' or val == 'non' or val == 'false' or tonumber(val) == 0 then
-- defaults
local retvals = { return false
elseif val == true or val == 'yes' or val == 'y' or val == 'yestrue' or tonumber(val) == 1 then
yes = "yes",
noreturn = "",true
elseif default ~= nil ["¬"] = ""then
return retvals['¬']default
}
 
-- Allow arguments to override defaults.
local args;
if frame == mw.getCurrentFrame() then
-- We're being called via #invoke. If the invoking template passed any args, use
-- them. Otherwise, use the args that were passed into the template.
args = frame:getParent().args;
for k, v in pairs(frame.args) do
args = frame.args;
break
end
else
endreturn true
-- We're being called from another module or from the debug console, so assume
-- the args are passed in directly.
args = frame;
end
for k,v in pairs(args) do
retvals[k] = v
end
 
val = args[1]
 
-- First deal with the case if val is nil, then deal with other cases.
if val == nil then
return retvals['¬']
end
 
val = val:lower() -- Make lowercase.
val = val:match'^%s*(.*%S)' or '' -- Trim whitespace.
 
if val == '' then
return retvals['blank'] or retvals['no']
elseif val == 'n' or val == 'no' or tonumber(val) == 0 then
return retvals['no']
elseif val == 'y' or val == 'yes' or tonumber(val) == 1 then
return retvals['yes']
elseif val == '¬' then
return retvals['¬']
else
return retvals['def'] or retvals['yes']
end
end
 
return p