[wg-camlp4] PG'OCaml and syntax proliferation

[Alain Frisch]

On 1/28/2013 9:21 PM, Gerd Stolpmann wrote:
> The second point is not obligatory if you choose to implement the first.
> For example, an extension could register PGSQL as extension token.
> Extension tokens would be handled as a separate type of token by the
> parser.

-ppx is about letting external processes rewrite already parsed ASTs. 
This does not sound compatible with this approach, unless I missed your 
point.

Alain