[plt-scheme] Help making a unit from a module  From: Danny Yoo
(dyoo at hkn.eecs.berkeley.edu) Date: Mon Dec 25 00:06:33 EST
2006  > invoke-unit: result of unit expression was not a unit:
(make-unit ...) > Does someone know the magic sequence in order
to make this work.  I know  > it's possible, because that's what
a-unit.ss is all about.  I'm just  > missing something in the
implementation.  Hi Kyle,  Wait, there's something funny here.
I can duplicate the problem you see  if I do this from the
Pretty Big language in DrScheme.  Ok... checking...  Ah!  Ok,
the problem is that Pretty Big is still using the old unit200
system; it doesn't appear to have been updated to use the new
unit system.  Once I make the following changes to pretty-big:
mithril:~/local/plt/collects/lang dyoo$ svn diff Index: plt-
pretty-big-text.ss --- plt-pretty-big-text.ss      (revision
5065) +++ plt-pretty-big-text.ss      (working copy) @@ -4,8
+4,7 @@             (lib "file.ss")             (lib "list.ss")
(lib "class.s