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package Catmandu::Fix::rename;
use Catmandu::Sane;
our $VERSION = '1.2024';
use Catmandu::Util::Path qw(as_path);
use Moo;
use Catmandu::Util qw(is_hash_ref is_array_ref);
use namespace::clean;
use Catmandu::Fix::Has;
has path => (fix_arg => 1);
has search => (fix_arg => 1);
has replace => (fix_arg => 1);
with 'Catmandu::Fix::Builder';
sub _build_fixer {
my ($self) = @_;
my $search = $self->search;
my $replace = $self->replace;
my $renamer;
$renamer = sub {
my $data = $_[0];
if (is_hash_ref($data)) {
for my $old (keys %$data) {
my $new = $old;
my $val = $data->{$old};
if ($new =~ s/$search/$replace/g) {
delete $data->{$old};
$data->{$new} = $val;
}
$renamer->($val);
}
}
elsif (is_array_ref($data)) {
$renamer->($_) for @$data;
}
$data;
};
as_path($self->path)->updater($renamer);
}
1;
__END__
=pod
=head1 NAME
Catmandu::Fix::rename - rename fields with a regex
=head1 SYNOPSIS
# dotted => {'ns.foo' => 'val', list => {'ns.bar' => 'val'}}
rename(dotted, '\.', '-')
# dotted => {'ns-foo' => 'val', list => {'ns-bar' => 'val'}}
=head1 SEE ALSO
L<Catmandu::Fix>
=cut
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