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package Catmandu::IdGenerator::Mock;
use Catmandu::Sane;
our $VERSION = '1.2024';
use Moo;
use Catmandu::Util qw(check_natural);
use namespace::clean;
with 'Catmandu::IdGenerator';
has first_id =>
(is => 'ro', isa => sub {check_natural($_[0])}, default => sub {0},);
has next_id =>
(is => 'rwp', init_arg => undef, lazy => 1, builder => 'first_id',);
sub generate {
my ($self) = @_;
my $id = $self->next_id;
$self->_set_next_id($id + 1);
$id;
}
1;
__END__
=pod
=head1 NAME
Catmandu::IdGenerator::Mock - Generator of increasing identifiers
=head1 SYNOPSIS
use Catmandu::IdGenerator::Mock;
my $x = Catmandu::IdGenerator::Mock->new(first_id => 10);
for (1..100) {
printf "id: %s\n" m $x->generate;
}
=head1 SEE ALSO
This L<Catmandu::IdGenerator> generates identifiers based on the sequence of
natural numbers.
=head1 CONFIGURATION
=over
=item first_id
First number to start from. Set to C<0> by default (zero-based numbering).
=back
=cut
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