-- module to turn a parameter list into a list of [[Coxeter–Dynkin diagram]] images.

-- See the template documentation or any example for how it is used and works.

local p = {}



function p.CDD(frame)

	-- For calling from #invoke.

	local pframe = frame:getParent()

	local args = pframe.args

	return p._CDD(args)

end

	

function p._CDD(args)

	-- For calling from other Lua modules.

	local body ='<span style="display:inline-block;">'         -- create and start the output string

	for v, x in ipairs(args) do                                -- process params, ignoring any names

		if (x ~= '') then					-- check for null/empty names

        		body = body .. "[[File:CDel_" .. x .. ".png|link=]]"   -- write file for this parameter

		end

	end

	body = body .. "</span>"                                   -- finish output string

	return body                                                -- return result

end



return p