Merged Lmo and updated everything that used it

lib/Lmo/Meta.pm

@@ -0,0 +1,45 @@
+{
+package Lmo::Meta;
+use strict;
+use warnings qw( FATAL all );
+
+my %metadata_for;
+
+sub new {
+   my $class = shift;
+   return bless { @_ }, $class
+}
+
+sub metadata_for {
+   my $self    = shift;
+   my ($class) = @_;
+
+   return $metadata_for{$class} ||= {};
+}
+
+sub class { shift->{class} }
+
+sub attributes {
+   my $self = shift;
+   return keys %{$self->metadata_for($self->class)}
+}
+
+sub attributes_for_new {
+   my $self = shift;
+   my @attributes;
+
+   my $class_metadata = $self->metadata_for($self->class);
+   while ( my ($attr, $meta) = each %$class_metadata ) {
+      if ( exists $meta->{init_arg} ) {
+         push @attributes, $meta->{init_arg}
+               if defined $meta->{init_arg};
+      }
+      else {
+         push @attributes, $attr;
+      }
+   }
+   return @attributes;
+}
+
+1;
+}