package MooseX::Getopt::GLD;
+# ABSTRACT: A Moose role for processing command line options with Getopt::Long::Descriptive
use Moose::Role;
-around '_getopt_spec' => sub {
- my $orig = shift;
- my $self = shift;
+use Getopt::Long::Descriptive 0.081;
- return $self->_gld_spec(@_);
- # Ignore $orig, code for _gld_spec here
-};
+with 'MooseX::Getopt::Basic';
+
+has usage => (
+ is => 'rw', isa => 'Getopt::Long::Descriptive::Usage',
+ traits => ['NoGetopt'],
+);
-around '_get_options' => sub {
- my $orig = shift;
- my $class = shift;
+# captures the options: --help --usage --?
+has help_flag => (
+ is => 'ro', isa => 'Bool',
+ traits => ['Getopt'],
+ cmd_flag => 'help',
+ cmd_aliases => [ qw(usage ?) ],
+ documentation => 'Prints this usage information.',
+);
- my ($params, $opt_spec) = @_;
- return Getopt::Long::Descriptive::describe_options(
- $class->_usage_format(%$params), @$opt_spec
- );
+around _getopt_spec => sub {
+ shift;
+ shift->_gld_spec(@_);
};
+around _getopt_get_options => sub {
+ shift;
+ my ($class, $params, $opt_spec) = @_;
+ return Getopt::Long::Descriptive::describe_options($class->_usage_format(%$params), @$opt_spec);
+};
sub _gld_spec {
my ( $class, %params ) = @_;
{
( ( $opt->{required} && !exists($constructor_params->{$opt->{init_arg}}) ) ? (required => $opt->{required}) : () ),
# NOTE:
- # remove this 'feature' because it didn't work
+ # remove this 'feature' because it didn't work
# all the time, and so is better to not bother
- # since Moose will handle the defaults just
+ # since Moose will handle the defaults just
# fine anyway.
# - SL
#( exists $opt->{default} ? (default => $opt->{default}) : () ),
},
];
- my $identifier = $opt->{name};
+ my $identifier = lc($opt->{name});
$identifier =~ s/\W/_/g; # Getopt::Long does this to all option names
$name_to_init_arg{$identifier} = $opt->{init_arg};
return ( \@options, \%name_to_init_arg );
}
-1;
-
-__END__
-
-=pod
+no Moose::Role;
-=head1 NAME
-
-MooseX::Getopt::GLD - role to implement specific functionality for
-L<Getopt::Long::Descriptive>
+1;
=head1 SYNOPSIS
-
-For internal use.
-
-=head1 DESCRIPTION
-
-This is a role for C<MooseX::Getopt>.
-
-=head1 METHODS
-
-=over 4
-
-=item meta
-
-=back
-
-=head1 BUGS
-
-All complex software has bugs lurking in it, and this module is no
-exception. If you find a bug please either email me, or add the bug
-to cpan-RT.
-=head1 AUTHOR
+ ## In your class
+ package My::App;
+ use Moose;
-Dagfinn Ilmari MannsE<aring>ker E<lt>ilmari@ilmari.orgE<gt>
+ with 'MooseX::Getopt::GLD';
-Stevan Little E<lt>stevan@iinteractive.comE<gt>
+ has 'out' => (is => 'rw', isa => 'Str', required => 1);
+ has 'in' => (is => 'rw', isa => 'Str', required => 1);
-Yuval Kogman C<< <nuffin@cpan.org> >>
+ # ... rest of the class here
-=head1 COPYRIGHT AND LICENSE
+ ## in your script
+ #!/usr/bin/perl
-Copyright 2007-2008 by Infinity Interactive, Inc.
+ use My::App;
-L<http://www.iinteractive.com>
+ my $app = My::App->new_with_options();
+ # ... rest of the script here
-This library is free software; you can redistribute it and/or modify
-it under the same terms as Perl itself.
+ ## on the command line
+ % perl my_app_script.pl -in file.input -out file.dump
=cut
-=head1