I said>

> /module/key name/.code:nn = #1#2#3 {Code using #1, #2 and #3}
> /module/key name/.code:nx = #1#2#3 {Code using #1, #2 and #3} % \edef

I meant:

/module/key name/.code:nn = {#1#2#3} {Code using #1, #2 and #3}
/module/key name/.code:nx = {#1#2#3} {Code using #1, #2 and #3} % \edef
-- 
Joseph Wright