On Wed, Oct 05, 2005 at 16:57:51 +0100, Peter Haworth wrote: > On Mon, 26 Sep 2005 20:17:05 +0200, TSa wrote: > > Piers Cawley wrote: > > >>Exactly which exception is continued? > > > The bottommost one. If you want to return to somewhere up its call > > > chain, do: > > > > > > $!.caller(n).continue(42) > > > > Whow, how does a higher level exception catcher *in general* know > > what type it should return and how to construct it? The innocent > > foo() caller shouldn't bother about a quux() somewhere down the line > > of command. Much less of its innards. > > Well said.
No! Not well said at all!
The exception handler knows *EVERYTHING* because it knows what
exception it caught:
CATCH {
when some_kind_of_error {
$!.continue($appropriate_value_for_some_kind_of_error)
}
}
--
() Yuval Kogman <[EMAIL PROTECTED]> 0xEBD27418 perl hacker &
/\ kung foo master: /me climbs a brick wall with his fingers: neeyah!
pgpZ51c9ny7Ry.pgp
Description: PGP signature
