Obligatory Zydeco example...

use v5.12;
use strict;
use warnings;
use JSON::MaybeXS;

package MyApp {
    use Zydeco;
    
    role ToJson {
        method TO_JSON {
            return { %$self };
        }
    }

    role Named {
        has NAME (
            is       => bare,
            type     => Str,
            reader   => 'getName',
        );
    }

    class MyClassA with ToJson, Named {
        has MY_CLASS_B (
            is       => bare,
            reader   => 'getClassB',
            writer   => 'setClassB',
            type     => 'MyClassB',
        );
    }

    class MyClassB with ToJson, Named {
        coerce from HashRef via new;
    }
}

my $a = MyApp->new_myclassa( NAME => 'A instance' );
my $b = MyApp->new_myclassb( NAME => 'B instance' );
$a->setClassB($b);

my $json = JSON->new->convert_blessed->encode($a);
say $json;

my $inflated = MyApp->new_myclassa(
    JSON->new->decode($json)
);
say $inflated->getClassB->getName;

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toby döt ink

In reply to Re^2: How to encode/decode a class inside a class in JSON by tobyink
in thread How to encode/decode a class inside a class in JSON by Nordikelt

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