File Coverage

blib/lib/Getopt/Kingpin/Args.pm

Criterion	Covered	Total	%
statement	54	54	100.0
branch	6	6	100.0
condition			n/a
subroutine	13	13	100.0
pod	6	6	100.0
total	79	79	100.0

package Getopt::Kingpin::Args;
use 5.008001;
use strict;
use warnings;
use Object::Simple -base;
use Getopt::Kingpin::Arg;
use Carp;

our $VERSION = "0.09";

has _args => sub {
    return [];
};

has _args_remain => sub {
    return [];
};

sub add {
    my $self = shift;
    my $hash = {@_};
    my ($name, $description) = ($hash->{name}, $hash->{description});

    my $arg = Getopt::Kingpin::Arg->new(
        name        => $name,
        description => $description,
    );
    push @{$self->_args}, $arg;

    return $arg;
}

sub count {
    my $self = shift;
    return scalar @{$self->_args};
}

sub get {
    my $self = shift;
    my ($name) = @_;

    foreach my $arg ($self->get_all) {
        if ($arg->name eq $name) {
            return $arg;
        }
    }
    croak "get($name) failed";
}

sub get_by_index {
    my $self = shift;
    my ($index) = @_;

    if ($self->count <= $index) {
        return;
    }

    return $self->_args->[$index];
}

sub get_all {
    my $self = shift;
    return @{$self->_args};
}

sub _help_length {
    my $self = shift;

    my $max_length_of_arg = 0;
    foreach my $arg ($self->get_all) {
        if ($max_length_of_arg < length $arg->help_name) {
            $max_length_of_arg = length $arg->help_name;
        }
    }
    return $max_length_of_arg;

}

sub help {
    my $self = shift;
    my $ret = "";

    $ret .= "Args:\n";

    my $len = $self->_help_length;
    foreach my $arg ($self->get_all) {
        $ret .= sprintf "  %-${len}s  %s\n",
            $arg->help_name,
            $arg->description;
    }

    return $ret;
}

1;
__END__