Re: [U2] [UV] Programmatic Verification of Globally Cataloged Subroutine
Wols Lists <[email protected]>
| Newsgroups | gmane.comp.db.u2.general |
|---|---|
| Message-ID | <[email protected]> |
On 30/01/14 22:44, Bruce Decker wrote: > I'd be interested to see how ON ERROR could catch a subroutine call > failure. And I'd ball-up and toss my stuff in a heartbeat. No pride > here... -BD No, "on error" doesn't catch a subroutine call failure. But it was added to prevent programs bombing if a write failed or similar - basically a feature to trap something going wrong ... Cheers, Wol > > On 1/30/2014 2:52 PM, Anthonys Lists wrote: >> On 30/01/2014 18:35, Bruce Decker wrote: >>> Good points. My view is that it is usually not a matter of whether >>> the failure should be catastrophic. It's usually a matter of who >>> should be in in control of the catastrophe. If you call a object >>> that bombs, the caller will never know why because control never >>> returns to the caller. >> Which is the whole point of the object-oriented programming feature >> try/catch, or even the ON ERROR statement that has been added to >> databasic in "recent" years. >> >> Cheers, >> Wol >> _______________________________________________ >> U2-Users mailing list >> [email protected] >> http://listserver.u2ug.org/mailman/listinfo/u2-users > > _______________________________________________ > U2-Users mailing list > [email protected] > http://listserver.u2ug.org/mailman/listinfo/u2-users > _______________________________________________ U2-Users mailing list [email protected] http://listserver.u2ug.org/mailman/listinfo/u2-users