package Catmandu::Fix::to_json;
use Catmandu::Sane;
use JSON ();
use Moo;
use Catmandu::Fix::Has;
with 'Catmandu::Fix::Base';
has path => (fix_arg => 1);
sub emit {
my ($self, $fixer) = @_;
my $path = $fixer->split_path($self->path);
my $key = pop @$path;
my $json_var = $fixer->capture(JSON->new->utf8(0)->pretty(0)->allow_nonref(1));
$fixer->emit_walk_path($fixer->var, $path, sub {
my $var = shift;
$fixer->emit_get_key($var, $key, sub {
my $var = shift;
"if (is_maybe_value(${var}) || is_array_ref(${var}) || is_hash_ref(${var})) {" .
"${var} = ${json_var}->encode(${var});" .
"}";
});
});
}
=head1 NAME
Catmandu::Fix::to_json - convert the value of a field to json
=head1 SYNOPSIS
to_json(my.field)
=head1 SEE ALSO
L<Catmandu::Fix>
=cut
1;