Excerpts from joelr1's message of Sun Jan 27 17:07:15 +0100 2008:
> I edited my code but I still get the "no expr" error in
> 
> let strip_token_loc = object
>    inherit map as super
>    method expr e =
>      match super#expr e with
>        | `TokenPos (a, _) -> a
>        | e                -> e
> end
> 
> I'll check the wiki but please let me know what other changes I missed.

That's certainly because you need to define your types as one big definition (using "and").

type t1 = ...
and t2 = ...
and t3 = ...

class map = Camlp4MapGenerator.generated;

Because the generation declaration take only the last definition group now.

> On Jan 27, 2008, at 12:58 PM, Nicolas Pouillard wrote:
> 
> > It's now:
> >
> > class map = Camlp4MapGenerator.generated;
> >
> > I've just updated the wiki.
> 
> 
> -
> http://wagerlabs.com

-- 
Nicolas Pouillard aka Ertai