Модул:parameters/lite
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local export = {}
local function clean(x) return x and #x > 0 and x or nil end
-- This modifies params!
-- Only supports required, aliases (a list of alternative names)
function export.process(args, params)
for key, options in pairs(params) do
local value = clean(args[key])
local required
if type(options) == "boolean" then
required = options
elseif type(options) == "table" then
if not value and options.aliases then
for _, alias in ipairs(options.aliases) do
value = clean(args[alias])
if value then break end
end
end
required = options.required
end
if value then
value = mw.text.trim(value)
elseif required then
error("Parameter " .. key .. " is required")
end
params[key] = value
end
return params
end
return export