better logging, use Data::Dump if available [0.14]

[Biblio-Isis] / lib / Biblio / Isis.pm

diff --git a/lib/Biblio/Isis.pm b/lib/Biblio/Isis.pm
index 5461657..da1fcd7 100644 (file)
--- a/lib/Biblio/Isis.pm
+++ b/lib/Biblio/Isis.pm
@@ -4,12 +4,10 @@ use strict;
 use Carp;
 use File::Glob qw(:globally :nocase);
 
-use Data::Dumper;
-
 BEGIN {
        use Exporter ();
        use vars qw ($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS);
-       $VERSION     = 0.13;
+       $VERSION     = 0.14;
        @ISA         = qw (Exporter);
        #Give a hoot don't pollute, do not export more than needed by default
        @EXPORT      = qw ();
@@ -153,7 +151,16 @@ sub new {
                }
        }
 
-       print STDERR "## using files: ",join(" ",@isis_files),"\n" if ($self->{debug});
+       if ($self->{debug}) {
+               print STDERR "## using files: ",join(" ",@isis_files),"\n";
+               eval "use Data::Dump";
+
+               if (! $@) {
+                       *Dumper = *Data::Dump::dump;
+               } else {
+                       use Data::Dumper;
+               }
+       }
 
        # if you want to read .FDT file use read_fdt argument when creating class!
        if ($self->{read_fdt} && -e $self->{fdt_file}) {
@@ -202,7 +209,7 @@ sub new {
        read($self->{'fileMST'}, $buff, 4) || croak "can't read NXTMFN from MST: $!";
        $self->{'NXTMFN'}=unpack("V",$buff) || croak "NXTNFN is zero";
 
-       print STDERR Dumper($self),"\n" if ($self->{debug});
+       print STDERR "## self ",Dumper($self),"\n" if ($self->{debug});
 
        # open files for later
        open($self->{'fileXRF'}, $self->{xrf_file}) || croak "can't open '$self->{xrf_file}': $!";