W3C home > Mailing lists > Public > public-xml-processing-model-wg@w3.org > February 2012

Re: V.next idea: option/parameter typing and error handling

From: Alex Milowski <alex@milowski.com>
Date: Tue, 7 Feb 2012 12:00:53 -0800
Message-ID: <CABp3FNJEJR+7Mddgv8hVvtaYVBmQ3DyLtnvWE-J2Uvv0mAVCwQ@mail.gmail.com>
To: XProc WG <public-xml-processing-model-wg@w3.org>
On Sun, Feb 5, 2012 at 8:30 AM, Innovimax W3C <innovimax+w3c@gmail.com> wrote:
> I can't see how p:try/p:catch would make it less complex...

My initial thought was that we could state all the type pre-conditions
and they then catch only executes when the typing fails.

This would be a lot less complicated that trying to write all that
into a test expression.

Of course, not everything can be expressed as a simple type cast
check.  For example, range value checks would still need to be

--Alex Milowski
"The excellence of grammar as a guide is proportional to the paucity of the
inflexions, i.e. to the degree of analysis effected by the language

Bertrand Russell in a footnote of Principles of Mathematics
Received on Tuesday, 7 February 2012 20:05:19 UTC

This archive was generated by hypermail 2.3.1 : Tuesday, 6 January 2015 21:32:50 UTC