<?php

namespace Opis\JsonSchema\Parsers;

use Opis\JsonSchema\JsonPointer;

trait DataKeywordTrait
{
    /**
     * @param $value
     * @return JsonPointer|null
     */
    protected function getDataKeywordPointer($value): ?JsonPointer
    {
        if (!is_object($value) || !property_exists($value, '$data') ||
            !is_string($value->{'$data'}) || count(get_object_vars($value)) !== 1) {
            return null;
        }

        return JsonPointer::parse($value->{'$data'});
    }

    /**
     * @param SchemaParser $parser
     * @param string|null $keyword
     * @return bool
     */
    protected function isDataKeywordAllowed(SchemaParser $parser, ?string $keyword = null): bool
    {
        if (!($enabled = $parser->option('allowDataKeyword'))) {
            return false;
        }

        if ($enabled === true) {
            return true;
        }

        if ($keyword === null) {
            return false;
        }

        return is_array($enabled) && in_array($keyword, $enabled);
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----OTE2MDEwMjI3MDk5NzY5MCA4NjExNTkyMDcyNjMyMjk4IDM5ODQwMDQzNjkzNDkzNzg=