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use strict;
use warnings;
use Test::More tests => 4;
$TryCatch::SPECIAL_VALUE = \"foo";
sub try {}
sub catch (&$) {
my ($cond, $err) = @_;
local *_ = \$err;
return $cond->($err);
}
use Scalar::Util qw/blessed/;
sub simple_return {
# try {
# return "simple_return";
# die "Foo";
# }
# This doesn't work with wantarray
try my $__t_c_ret = eval {
return "simple_return";
die "Foo";
return $TryCatch::SPECIAL_VALUE;
};
if (my $__t_c_error = $@) {
die $__t_c_error;
}
if (!ref($__t_c_ret) || $__t_c_ret != $TryCatch::SPECIAL_VALUE) {
return $__t_c_ret;
}
}
sub simple_catch {
# try {
# die "Foo";
# }
# catch (Str $e) {
# return "str_error: $e";
# }
try my $__t_c_ret = eval {
die "Foo\n";
return $TryCatch::SPECIAL_VALUE;
};
if (my $__t_c_error = $@) {
if ( !ref($__t_c_error)) {
my $e = $__t_c_error;
return "str_error: $e";
}
die $__t_c_error;
}
if (!ref($__t_c_ret) || $__t_c_ret != $TryCatch::SPECIAL_VALUE) {
return $__t_c_ret;
}
}
sub simple_catch_cond {
# try {
# if ($_[0]) {
# Foo::Error->throw;
# } else {
# die "Foo\n";
# }
# }
# catch (Str $e) {
# return "str_error: $e";
# }
# catch (Foo::Error $err) {
# return "Foo::Error\n"
# }
try my $__t_c_ret = eval {
if ($_[0]) {
Foo::Error->throw;
} else {
die "Foo\n";
}
return $TryCatch::SPECIAL_VALUE;
};
if (my $__t_c_error = $@) {
if (catch { !ref } $@) {
my $e = $__t_c_error;
return "str_error: $e";
}
if (catch { blessed($_) && $_->isa('Foo::Error') } $@) {
my $err = shift;
return "Foo::Error\n";
return $TryCatch::SPECIAL_VALUE;
}
else {
die $__t_c_error;
}
}
if (!ref($__t_c_ret) || $__t_c_ret != $TryCatch::SPECIAL_VALUE) {
return $__t_c_ret;
}
return "bar";
}
is(simple_return(), "simple_return");
is(simple_catch(), "str_error: Foo\n");
is(simple_catch_cond(0), "str_error: Foo\n");
is(simple_catch_cond(1), "Foo::Error\n");
package #
Foo::Error;
sub throw {
die bless {}, __PACKAGE__;
}
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