sub coderef2text {
my $self = shift;
my $sub = shift;
- croak "Usage: ->coderef2text(CODEREF)" unless ref($sub) eq "CODE";
+ croak "Usage: ->coderef2text(CODEREF)" unless UNIVERSAL::isa($sub, "CODE");
$self->init();
return $self->indent($self->deparse_sub(svref_2object($sub)));
Carp::confess() if $gv->isa("B::CV");
my $stash = $gv->STASH->NAME;
my $name = $gv->SAFENAME;
- if ($stash eq $self->{'curstash'} or $globalnames{$name}
+ if (($stash eq 'main' && $globalnames{$name})
+ or ($stash eq $self->{'curstash'} && !$globalnames{$name})
or $name =~ /^[^A-Za-z_]/)
{
$stash = "";