New improved test harness

[p5sagit/p5-mst-13.2.git] / lib / Dumpvalue.pm

diff --git a/lib/Dumpvalue.pm b/lib/Dumpvalue.pm
index 33f6793..c8282cf 100644 (file)
--- a/lib/Dumpvalue.pm
+++ b/lib/Dumpvalue.pm
@@ -1,6 +1,7 @@
 use 5.005_64;                  # for (defined ref) and $#$v and our
 package Dumpvalue;
 use strict;
+our $VERSION = '1.00';
 our(%address, $stab, @stab, %stab, %subs);
 
 # translate control chars to ^X - Randal Schwartz
@@ -227,9 +228,9 @@ sub unwrap {
     if ($self->{compactDump} && !grep(ref $_, @{$v})) {
       if ($#$v >= 0) {
        $short = $sp . "0..$#{$v}  " .
-         join(" ",
-              map {$self->stringify($_)} @{$v}[0..$tArrayDepth])
-           . "$shortmore";
+         join(" ", 
+              map {exists $v->[$_] ? $self->stringify($v->[$_]) : "empty"} ($[..$tArrayDepth)
+             ) . "$shortmore";
       } else {
        $short = $sp . "empty array";
       }
@@ -238,7 +239,11 @@ sub unwrap {
     for my $num ($[ .. $tArrayDepth) {
       return if $DB::signal and $self->{stopDbSignal};
       print "$sp$num  ";
-      $self->DumpElem($v->[$num], $s);
+      if (exists $v->[$num]) {
+        $self->DumpElem($v->[$num], $s);
+      } else {
+       print "empty slot\n";
+      }
     }
     print "$sp  empty array\n" unless @$v;
     print "$sp$more" if defined $more ;
@@ -347,16 +352,30 @@ sub dumpglob {
   }
 }
 
+sub CvGV_name {
+  my $self = shift;
+  my $in = shift;
+  return if $self->{skipCvGV}; # Backdoor to avoid problems if XS broken...
+  $in = \&$in;                 # Hard reference...
+  eval {require Devel::Peek; 1} or return;
+  my $gv = Devel::Peek::CvGV($in) or return;
+  *$gv{PACKAGE} . '::' . *$gv{NAME};
+}
+
 sub dumpsub {
   my $self = shift;
   my ($off,$sub) = @_;
+  my $ini = $sub;
+  my $s;
   $sub = $1 if $sub =~ /^\{\*(.*)\}$/;
-  my $subref = \&$sub;
-  my $place = $DB::sub{$sub} || (($sub = $subs{"$subref"}) && $DB::sub{$sub})
-    || ($self->{subdump} && ($sub = $self->findsubs("$subref"))
-       && $DB::sub{$sub});
+  my $subref = defined $1 ? \&$sub : \&$ini;
+  my $place = $DB::sub{$sub} || (($s = $subs{"$subref"}) && $DB::sub{$s})
+    || (($s = $self->CvGV_name($subref)) && $DB::sub{$s})
+    || ($self->{subdump} && ($s = $self->findsubs("$subref"))
+       && $DB::sub{$s});
+  $s = $sub unless defined $s;
   $place = '???' unless defined $place;
-  print( (' ' x $off) .  "&$sub in $place\n" );
+  print( (' ' x $off) .  "&$s in $place\n" );
 }
 
 sub findsubs {
@@ -390,7 +409,8 @@ sub dumpvars {
     next if @vars && !grep( matchvar($key, $_), @vars );
     if ($self->{usageOnly}) {
       $self->globUsage(\$val, $key)
-       unless $package eq 'Dumpvalue' and $key eq 'stab';
+       if ($package ne 'Dumpvalue' or $key ne 'stab')
+          and ref(\$val) eq 'GLOB';
     } else {
       $self->dumpglob($package, 0,$key, $val);
     }