package Catmandu::Fix::set_array;
use Catmandu::Sane;
our $VERSION = '1.0603';
use Moo;
use namespace::clean;
use Catmandu::Fix::Has;
with 'Catmandu::Fix::Base';
has path => (fix_arg => 1);
has values => (fix_arg => 'collect', default => sub {[]});
sub emit {
my ($self, $fixer) = @_;
my $path = $fixer->split_path($self->path);
my $key = pop @$path;
my $values = $self->values;
$fixer->emit_walk_path(
$fixer->var,
$path,
sub {
my $var = shift;
$fixer->emit_set_key($var, $key,
"[" . join(',', map {$fixer->emit_value($_)} @$values) . "]");
}
);
}
1;
__END__
=pod
=head1 NAME
Catmandu::Fix::set_array - add or change the value of a HASH key or ARRAY index to an array
=head1 DESCRIPTION
Contrary to C<add_field>, this will not create the intermediate structures
if they are missing.
=head1 SYNOPSIS
# Change the value of 'foo' to an empty array
set_array(foo)
# Or an array with initial contents
set_array(foo, "a", "b", "c")
=head1 SEE ALSO
L<Catmandu::Fix>
=cut