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/*
* SPL - The SPL Programming Language
* Copyright (C) 2004, 2005 Clifford Wolf <clifford@clifford.at>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* example34.spl: Simple example for exceptions
*/
object Ex {
var description =
"This is an example exception object.\n" ~
"Nice to have descriptions on exceptions.. ;-)";
method tellme() { return "I am Ex. (${this})"; }
method init() { return this; }
}
object Ex1 Ex {
method tellme() { return "I am Ex1. (${this})"; }
}
object Ex2 Ex {
method tellme() { return "I am Ex2. (${this})"; }
}
function throw_exception_sub(ex)
{
debug "Now throwing the exception $ex.";
throw ex;
debug "*** NEVER REACHED ***";
}
function throw_exception(ex)
{
if (1) {
var dummy = 1;
debug "Going to throw exception $ex.";
throw_exception_sub(ex);
debug "*** NEVER REACHED ***";
}
}
try(x)
{
if (1) {
var foobar = 1;
throw_exception(new Ex1());
}
catch Ex1:
debug "Got exception Ex1: ${x.tellme()}\n${x.backtrace}";
catch Ex2:
debug "Got exception Ex2: ${x.tellme()}\n${x.backtrace}";
}
try(x)
{
if (1) {
var foobar = 1;
throw_exception(new Ex2());
}
catch Ex:
debug "Got exception Ex: ${x.tellme()}";
}
try(x)
{
try (y) {
if (1) {
var foobar = 1;
throw_exception(new Ex2());
}
catch Ex1:
debug "Got exception Ex1: ${y.tellme()}";
}
catch Ex2:
debug "Got exception Ex2: ${x.tellme()}";
}
throw_exception(new Ex());
debug "*** NEVER REACHED ***";
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