File Coverage

blib/lib/Statistics/R/REXP/Unknown.pm

Criterion	Covered	Total	%
statement	28	29	96.5
branch	9	10	90.0
condition	6	9	66.6
subroutine	9	9	100.0
pod	1	3	33.3
total	53	60	88.3

package Statistics::R::REXP::Unknown;
# ABSTRACT: R object not representable in Rserve
$Statistics::R::REXP::Unknown::VERSION = '1.0';
use 5.010;

use Scalar::Util qw(looks_like_number blessed);

use Class::Tiny::Antlers qw(-default around);
use namespace::clean;

extends 'Statistics::R::REXP';

has sexptype => (
    is => 'ro',
);

use overload
    '""' => sub { 'Unknown' };

sub BUILDARGS {
    my $class = shift;
    my $attributes = {};

    if ( scalar @_ == 1) {
        if ( ref $_[0] eq 'HASH' ) {
            $attributes = $_[0]
        }
        else {
            $attributes->{sexptype} = $_[0]
        }
    }
    elsif ( @_ % 2 ) {
        die "The new() method for $class expects a hash reference or a key/value list."
                . " You passed an odd number of arguments\n";
    }
    else {
        $attributes = { @_ };
    }

    if (blessed($attributes->{sexptype}) &&
        $attributes->{sexptype}->isa('Statistics::R::REXP::Unknown')) {
        $attributes->{sexptype} = $attributes->{sexptype}->sexptype
    }
    $attributes
}


sub BUILD {
    my ($self, $args) = @_;

    die "Attribute 'sexptype' must be a number in range 0-255" unless
        looks_like_number($self->sexptype) &&
        ($self->sexptype >= 0) && ($self->sexptype <= 255)
}


around _eq => sub {
    my $orig = shift;
    $orig->(@_) and ($_[0]->sexptype eq $_[1]->sexptype);
};


sub to_pl {
    undef
}


1; # End of Statistics::R::REXP::Unknown

__END__