Initial Commit

database/perl/vendor/lib/B/Lint/Debug.pm

@@ -0,0 +1,73 @@
+package B::Lint::Debug;
+use if $] > 5.017, 'deprecate';
+
+our $VERSION = '1.20';
+
+=head1 NAME
+
+B::Lint::Debug - Adds debugging stringification to B::
+
+=head1 DESCRIPTION
+
+This module injects stringification to a B::OP*/B::SPECIAL. This
+should not be loaded unless you're debugging.
+
+=cut
+
+package # hide from PAUSE
+    B::SPECIAL;
+use overload '""' => sub {
+    my $self = shift @_;
+    "SPECIAL($$self)";
+};
+
+package # hide from PAUSE
+    B::OP;
+use overload '""' => sub {
+    my $self  = shift @_;
+    my $class = ref $self;
+    $class =~ s/\AB:://xms;
+    my $name = $self->name;
+    "$class($name)";
+};
+
+package # hide from PAUSE
+    B::SVOP;
+use overload '""' => sub {
+    my $self  = shift @_;
+    my $class = ref $self;
+    $class =~ s/\AB:://xms;
+    my $name = $self->name;
+    "$class($name," . $self->sv . "," . $self->gv . ")";
+};
+
+package # hide from PAUSE
+    B::SPECIAL;
+sub DESTROY { }
+our $AUTOLOAD;
+
+sub AUTOLOAD {
+    my $cx = 0;
+    print "AUTOLOAD $AUTOLOAD\n";
+
+    package # hide from PAUSE
+        DB;
+    while ( my @stuff = caller $cx ) {
+
+        print "$cx: [@DB::args] [@stuff]\n";
+        if ( ref $DB::args[0] ) {
+            if ( $DB::args[0]->can('padix') ) {
+                print "    PADIX: " . $DB::args[0]->padix . "\n";
+            }
+            if ( $DB::args[0]->can('targ') ) {
+                print "    TARG: " . $DB::args[0]->targ . "\n";
+                for ( B::Lint::cv()->PADLIST->ARRAY ) {
+                    print +( $_->ARRAY )[ $DB::args[0]->targ ] . "\n";
+                }
+            }
+        }
+        ++$cx;
+    }
+}
+
+1;