File Coverage

blib/lib/Array/Iterator/Circular.pm

Criterion	Covered	Total	%
statement	31	31	100.0
branch	2	2	100.0
condition			n/a
subroutine	12	12	100.0
pod	5	8	62.5
total	50	53	94.3

package Array::Iterator::Circular;

use strict;
use warnings;

our $VERSION = '0.12'; # VERSION

use Array::Iterator;
our @ISA = qw(Array::Iterator);

sub _init {
    my ($self, @args) = @_;
    $self->{loop_counter} = 0;
    $self->SUPER::_init(@args);
}

# always return true, since
# we just keep looping
sub has_next { 1 }

sub next {
	my ($self) = @_;
    unless ($self->_current_index < $self->getLength()) {
        $self->_current_index = 0;
        $self->{loop_counter}++;
    }
        $self->_iterated = 1;
	return $self->_getItem($self->_iteratee(), $self->_current_index++);
}

# since neither of them will
# ever stop dispensing items
# they can just be aliases of
# one another.
*get_next = \&next;

sub is_start {
    my ($self) = @_;
    return ($self->_current_index() == 0);
}

sub isStart { my $self = shift; $self->is_start(@_) }

sub is_end {
    my ($self) = @_;
    return ($self->_current_index() == $self->getLength());
}

sub isEnd { my $self = shift; $self->is_end(@_) }

sub get_loop_count {
    my ($self) = @_;
    return $self->{loop_counter};
}

sub getLoopCount { my $self = shift; $self->get_loop_count(@_) }

1;
# ABSTRACT: A subclass of Array::Iterator to allow circular iteration

__END__