package Catmandu::Fix::set_field;
use Catmandu::Sane;
use Clone qw(clone);
use Moo;
with 'Catmandu::Fix::Base';
has path => (is => 'ro', required => 1);
has value => (is => 'ro', required => 1);
around BUILDARGS => sub {
my ($orig, $class, $path, $value) = @_;
$orig->($class, path => $path, value => $value);
};
sub emit {
my ($self, $fixer) = @_;
my $path = $fixer->split_path($self->path);
my $key = pop @$path;
my $value = $fixer->emit_value($self->value);
$fixer->emit_walk_path($fixer->var, $path, sub {
my $var = shift;
$fixer->emit_set_key($var, $key, $value);
});
}
=head1 NAME
Catmandu::Fix::set_field - add or change the value of a HASH key or ARRAY index
=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 'bar 123'
set_field('foo','bar 123');
# Change a deeply nested key
set_field('my.deep.nested.key','hi');
=head1 SEE ALSO
L<Catmandu::Fix>
=cut
1;