Module:Arguments: Difference between revisions
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m 20 revisions imported from w:Module:Arguments: Attempting, per request from User:Titodutta. I'm not sure if "w" is the right source wiki (only a few options in drop-down menu) |
m 37 revisions imported from meta:Module:Arguments |
||
(36 intermediate revisions by 27 users not shown) | |||
Line 52:
return (tp == 'string' or tp == 'number') and mw.title.new( given ).prefixedText == title
end
local translate_mt = { __index = function(t, k) return k end }
function arguments.getArgs(frame, options)
Line 58 ⟶ 60:
frame = frame or {}
options = options or {}
--[[
-- Set up argument translation.
--]]
options.translate = options.translate or {}
if getmetatable(options.translate) == nil then
setmetatable(options.translate, translate_mt)
end
if options.backtranslate == nil then
options.backtranslate = {}
for k,v in pairs(options.translate) do
options.backtranslate[v] = k
end
end
if options.backtranslate and getmetatable(options.backtranslate) == nil then
setmetatable(options.backtranslate, {
__index = function(t, k)
if options.translate[k] ~= k then
return nil
else▼
return k
end
end
})
end
--[[
Line 97 ⟶ 124:
end
end
-- We test for false specifically here so that nil (the default) acts like true.
if found or options.frameOnly == false then
Line 122 ⟶ 149:
luaArgs = frame
end
-- Set the order of precedence of the argument tables. If the variables are
-- nil, nothing will be added to the table, which is how we avoid clashes
-- between the frame/parent args and the Lua args.
local argTables = {fargs}
argTables[#argTables + 1] = pargs
Line 215 ⟶ 242:
-- must be nil.
--]]
if type(key) == 'string' then
key = options.translate[key]
end
local val = metaArgs[key]
if val ~= nil then
Line 235 ⟶ 265:
-- This function is called when a module tries to add a new value to the
-- args table, or tries to change an existing value.
if type(key) == 'string' then
key = options.translate[key]
end
if options.readOnly then
error(
Line 261 ⟶ 294:
else
metaArgs[key] = val
end
end
local function translatenext(invariant)
local k, v = next(invariant.t, invariant.k)
invariant.k = k
if k == nil then
return nil
elseif type(k) ~= 'string' or not options.backtranslate then
return k, v
else
local backtranslate = options.backtranslate[k]
if backtranslate == nil then
-- Skip this one. This is a tail call, so this won't cause stack overflow
return translatenext(invariant)
else
return backtranslate, v
end
end
end
Line 270 ⟶ 321:
metatable.donePairs = true
end
return
end
local function inext(t, i)
-- This uses our __index metamethod
|