Module:Check for unknown parameters: Difference between revisions

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    -- loop over the parent args, and make sure they are on the list
    -- loop over the parent args, and make sure they are on the list
    for k,v in pairs(pargs) do
    for k,v in pairs(pargs) do
    -- mw.ustring.gsub(unknown, '_VALUE_', tostring(k))
    if (knownargs[k] == nil) then
    if (knownargs[k] == nil) then
    table.insert(res, k)
    local r = mw.ustring.gsub(unknown, '_VALUE_', k)
    table.insert(res, r)
    end
    end
    end
    end

    Revision as of 17:40, 23 March 2014

    Documentation for this module may be created at Module:Check for unknown parameters/doc

    -- This module may be used to compare the arguments passed to the parent
    -- with a list of arguments, returning a specified result if an argument is
    -- not on the list
    local p = {}
    
    function p.check (frame)
    	local args = frame.args
    	local pargs = frame:getParent().args
    	
    	local knownargs = {}
    	local unknown = 'Found _VALUE_'
    	
    	local res = {}
    	
    	-- create the list of known args, and the return string
    	for k, v in pairs(args) do
    		if type(k) == 'number' then
    			knownargs[v] = 1
    		else
    			if (k == 'unknown' and type(v) == 'string') then
    				unknown = v
    			end
    		end
    	end
    
    	-- loop over the parent args, and make sure they are on the list
    	for k,v in pairs(pargs) do
    		if (knownargs[k] == nil) then
    			local r = mw.ustring.gsub(unknown, '_VALUE_', k)
    			table.insert(res, r)
    		end
    	end
    
    	return table.concat(res, '\n')
    end
    
    return p