package MooseX::Getopt;
+
+our $VERSION = '0.150001';
+our $AUTHORITY = 'cpan:STEVAN';
+
use Moose::Role;
use Moose::Util::TypeConstraints;
use Getopt::Long ();
-our $VERSION = '0.150001';
-our $AUTHORITY = 'cpan:STEVAN';
-
-
use constant _default_getopt_session => 'MooseX::Getopt::Session';
has getopt => (
- is => 'rw',
- isa => 'MooseX::Getopt::Session',
+ is => 'rw',
+ isa => 'MooseX::Getopt::Session',
metaclass => 'NoGetopt',
- handles => [ 'ARGV', 'extra_argv' ],
+ handles => [ 'ARGV', 'extra_argv' ],
);
sub get_options_from_argv {
my $class = shift;
- Moose->throw_error("Single parameters to get_options_from_argv() must be a HASH ref")
- if ref $_[0] and ref $_ ne 'HASH';
+ Moose->throw_error(
+ "Single parameters to get_options_from_argv() must be a HASH ref"
+ ) if ref $_[0] and ref $_ ne 'HASH';
- my $options = { %{ $class->get_options_from_configfile }, @_ == 1 ? %{ $_[0] } : @_ };
+ my %args = @_ == 1 ? %{ $_[0] } : @_;
- my $getopt = defined $options->{getopt}
- ? $options->{getopt}
+ my $getopt = defined $args{getopt}
+ ? $args{getopt}
: $class->_default_getopt_session->new(
classes_filter => sub { $_ eq $class },
- options => $options,
- );
-
- my $new_options = {
- %{ $options }, # explicit options to ->new
- %{ $getopt->options }, # options from CLI
- getopt => $getopt,
- };
-
- return $new_options;
+ );
+
+ # Combine explicit options and resend to session object
+ my %options = (
+ %{ $getopt->options }, # options from getopt session
+ $class->get_options_from_configfile, # options from --configfile
+ %args, # options from @_
+ );
+ $getopt->options( { %options } );
+
+ # Call Getopt parser only once.
+ $getopt->build_options if not $getopt->has_status;
+
+ # Combine final options
+ my %new_options = (
+ %options, # explicit options
+ %{ $getopt->options }, # options from CLI
+ getopt => $getopt, # session object itself
+ );
+
+ return wantarray ? %new_options : \%new_options;
};
sub get_options_from_configfile {
my $class = shift;
- my $options = {};
+ my %options;
- if ($class->meta->does_role('MooseX::ConfigFromFile')) {
+ if ( $class->meta->does_role('MooseX::ConfigFromFile') ) {
local @ARGV = @ARGV;
my $configfile;
- my $opt_parser = Getopt::Long::Parser->new( config => [ 'pass_through' ] );
+ my $opt_parser = Getopt::Long::Parser->new( config => ['pass_through'] );
$opt_parser->getoptions( "configfile=s" => \$configfile );
- if (not defined $configfile) {
+ if ( not defined $configfile ) {
my $cfmeta = $class->meta->find_attribute_by_name('configfile');
$configfile = $cfmeta->default if $cfmeta->has_default;
};
- if (defined $configfile) {
- $options = $class->get_config_from_file($configfile);
+ if ( defined $configfile ) {
+ %options = %{ $class->get_config_from_file($configfile) };
};
};
- return $options;
+ return wantarray ? %options : \%options;
};
return grep {
$_->does('MooseX::Getopt::Meta::Attribute::Trait')
- or
- $_->name !~ /^_/
+ or $_->name !~ /^_/
} grep {
!$_->does('MooseX::Getopt::Meta::Attribute::Trait::NoGetopt')
} $class->meta->compute_all_applicable_attributes;
no Moose::Role; 1;
+
__END__
=pod
These type constraints are set up as properly typed options with
Getopt::Long, using the C<=i>, C<=f> and C<=s> modifiers as appropriate.
+=item I<Defined|Int>, I<Defined|Float>, I<Defined|Str>
+
+These type constaints are set up as properly typed options with
+Getopt::Long, using the C<:i>, C<:f> and C<:s> modifiers as appropriate.
+
=item I<ArrayRef>
An I<ArrayRef> type constraint is set up as a multiple value option
Yuval Kogman, E<lt>nothingmuch@woobling.orgE<gt>
+Piotr Roszatycki, E<lt>dexter@cpan.orgE<gt>
+
=head1 CONTRIBUTORS
Ryan D Johnson, E<lt>ryan@innerfence.comE<gt>
-Piotr Roszatycki, E<lt>dexter@cpan.orgE<gt>
-
=head1 COPYRIGHT AND LICENSE
Copyright 2007-2008 by Infinity Interactive, Inc.