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package Catmandu::Fix::flatten;
use Catmandu::Sane;
our $VERSION = '1.2024';
use Moo;
use Catmandu::Util::Path qw(as_path);
use Catmandu::Util qw(is_array_ref);
use namespace::clean;
use Catmandu::Fix::Has;
has path => (fix_arg => 1);
with 'Catmandu::Fix::Builder';
sub _build_fixer {
my ($self) = @_;
as_path($self->path)->updater(
if_array_ref => sub {
my $data = $_[0];
$data = [map {is_array_ref($_) ? @$_ : $_} @$data]
while grep {is_array_ref($_)} @$data;
$data;
}
);
}
1;
__END__
=pod
=head1 NAME
Catmandu::Fix::flatten - flatten a nested array field
=head1 SYNOPSIS
# {deep => [1, [2, 3], 4, [5, [6, 7]]]}
flatten(deep)
# {deep => [1, 2, 3, 4, 5, 6, 7]}
=head1 SEE ALSO
L<Catmandu::Fix>
=cut
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