Custom Fractal Serializer for use with Ember's ActiveModelAdapter

EmberSerializer.php

<?php

namespace MusicDealers\Serializers;

use League\Fractal\Serializer\JsonApiSerializer;

class EmberSerializer extends JsonApiSerializer {
    /**
     * Serialize an item resource
     *
     * @param string $resourceKey
     * @param array $data
     *
     * @return array
     */
    public function item($resourceKey, array $data)
    {
        return [$resourceKey => $data];
    }
}