[wg-camlp4] My uses of syntax extension

[Lukasz Stafiniak]

On Mon, Jan 28, 2013 at 4:32 PM, David Waern <david.waern at gmail.com> wrote:
> Lukasz Stafiniak wrote:
>
>> My uses of camlp4:
>> - "let try n = expr in expr with handlers"
>
> Could you explain what this means? Is the handler installed around the
> first expression here only?

Yes.

http://sourceforge.net/p/toss/code-0/1821/tree/trunk/Toss/caml_extensions/pa_let_try.ml
http://research.microsoft.com/en-us/um/people/akenn/sml/ExceptionalSyntax.pdf