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[Caml-list] AST and "when"
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Date: -- (:)
From: Olivier Andrieu <andrieu@i...>
Subject: Re: [Caml-list] AST and "when"
 Mike Potanin [Wednesday 29 January 2003] :
 > Can CamlP4 make "when" in pattern?
 > 
 > # <:expr< let p x = match x with a when a<0 -> 1 | b -> b in p z >>;;
 >                                    ^^^^
 > While expanding quotation "expr":
 > Parse error: '->' expected after [ipatt] (in [expression])

That should be :
<:expr< let p x = match x with [ a when a<0 -> 1 | b -> b ] in p z >>

AST quotations use the revised syntax.

-- 
   Olivier
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