We used just the blessed() routine so steal it from Scalar/Util.pm. ;-)
(Unfortunately, Scalar::Util is not bundled with older Perl versions.)
This is a newer much saner blessed() version by Randal L. Schwarz.
Signed-off-by: Petr Baudis <pasky@xxxxxxx>
---
perl/private-Error.pm | 14 ++++++++++----
1 files changed, 10 insertions(+), 4 deletions(-)
diff --git a/perl/private-Error.pm b/perl/private-Error.pm
index ebd0749..8fff866 100644
--- a/perl/private-Error.pm
+++ b/perl/private-Error.pm
@@ -43,8 +43,6 @@ sub throw_Error_Simple
# Exported subs are defined in Error::subs
-use Scalar::Util ();
-
sub import {
shift;
local $Exporter::ExportLevel = $Exporter::ExportLevel + 1;
@@ -290,6 +288,14 @@ use vars qw(@EXPORT_OK @ISA %EXPORT_TAGS
@ISA = qw(Exporter);
+
+sub blessed {
+ my $item = shift;
+ local $@; # don't kill an outer $@
+ ref $item and eval { $item->can('can') };
+}
+
+
sub run_clauses ($$$\@) {
my($clauses,$err,$wantarray,$result) = @_;
my $code = undef;
@@ -312,7 +318,7 @@ sub run_clauses ($$$\@) {
$i -= 2;
next CATCHLOOP;
}
- elsif(Scalar::Util::blessed($err) && $err->isa($pkg)) {
+ elsif(blessed($err) && $err->isa($pkg)) {
$code = $catch->[$i+1];
while(1) {
my $more = 0;
@@ -421,7 +427,7 @@ sub try (&;$) {
if (defined($err))
{
- if (Scalar::Util::blessed($err) && $err->can('throw'))
+ if (blessed($err) && $err->can('throw'))
{
throw $err;
}
-
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