add a script for visualizing inheritance of modules via Class::Sniff

bin/class_sniff_graph.pl

@@ -0,0 +1,30 @@
+#!/usr/bin/perl5.10 -w
+
+use strict;
+use Class::Sniff;
+use Carp qw/croak/;
+use Data::Dumper;
+
+my @packages = @ARGV;
+
+croak "Usage: $0 Some::Module And::Another" unless @packages;
+my @sniffs = map {
+    my $package = $_;
+    eval "use $package";
+    warn $@ if $@;
+    Class::Sniff->new({ class => $package });
+} @packages;
+die Dumper [ @sniffs ];
+my $sniff = shift @sniffs;
+
+
+my $graph = $sniff->combine_graphs(@sniffs);
+warn Dumper $graph;
+
+my $graphviz = $graph->as_graphviz;
+print $graphviz;
+open my $DOT, '|dot -Tpng -o graph.png' or die("Cannot open pipe to dot: $!");
+print $DOT $graphviz;
+
+
+