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JGOFF / Perl-ToPerl6-0.040 / lib / Perl / ToPerl6 / ThemeListing.pm 

            

              
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package Perl::ToPerl6::ThemeListing;
use 5.006001;
use strict;
use warnings;
use English qw<-no_match_vars>;
use Perl::ToPerl6::Utils qw< hashify >;
use overload ( q<""> => 'to_string' );
#-----------------------------------------------------------------------------
sub new {
    my ($class, %args) = @_;
    my $self = bless {}, $class;
    $self->{_transformers} = $args{-transformers} || [];
    return $self;
}
#-----------------------------------------------------------------------------
sub to_string {
    my ($self) = @_;
    my %themes;
    foreach my $transformer ( @{ $self->{_transformers} } ) {
        my @themes = $transformer->get_themes();
        @themes{ @themes } = @themes;
    }
    return join ("\n", sort keys %themes) . "\n";
}
#-----------------------------------------------------------------------------
1;
__END__
=pod
=head1 NAME
Perl::ToPerl6::ThemeListing - List the themes of the installed Transformers.
=head1 DESCRIPTION
This is a helper class that gathers the themes of the installed
Transformers.  There are no user-serviceable parts here.
=head1 INTERFACE SUPPORT
This is considered to be a non-public class.  Its interface is subject
to change without notice.
=head1 CONSTRUCTOR
=over
=item C<< new( -transformers => \@TRANSFORMER_OBJECTS ) >>
Returns a reference to a new C<Perl::ToPerl6::ThemeListing> object.
=back
=head1 METHODS
=over
=item to_string()
Returns a string representation of this C<ThemeListing>.  See
L<"OVERLOADS"> for more information.
=back
=head1 OVERLOADS
When a L<Perl::ToPerl6::ThemeListing|Perl::ToPerl6::ThemeListing> is
evaluated in string context, it produces a one-line summary of the
default necessity, transformer name, and default themes for each
L<Perl::ToPerl6::Transformer|Perl::ToPerl6::Transformer> object that was given to
the constructor of this C<ThemeListing>.
=head1 AUTHOR
Jeffrey Ryan Thalhammer <jeff@imaginative-software.com>
=head1 COPYRIGHT
Copyright (c) 2005-2011 Imaginative Software Systems.  All rights reserved.
This program is free software; you can redistribute it and/or modify
it under the same terms as Perl itself.  The full text of this license
can be found in the LICENSE file included with this module.
=cut
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