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<?php
/* ============================================================================
* Copyright 2020 Zindex Software
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ============================================================================ */
namespace Opis\JsonSchema\Parsers;
use Opis\JsonSchema\Info\SchemaInfo;
use Opis\JsonSchema\Keyword;
abstract class KeywordParser
{
const TYPE_PREPEND = '_prepend';
const TYPE_BEFORE = '_before';
const TYPE_AFTER = '_after';
const TYPE_APPEND = '_append';
const TYPE_AFTER_REF = '_after_ref';
const TYPE_STRING = 'string';
const TYPE_NUMBER = 'number';
const TYPE_ARRAY = 'array';
const TYPE_OBJECT = 'object';
use KeywordParserTrait;
/**
* The keyword type, can be one of the TYPE_* const
* @return string
*/
abstract public function type(): string;
/**
* @param SchemaInfo $info
* @param SchemaParser $parser
* @param object $shared
* @return Keyword|null
*/
abstract public function parse(SchemaInfo $info, SchemaParser $parser, object $shared): ?Keyword;
/**
* @param SchemaInfo $info
* @return bool
*/
protected function trackEvaluated(SchemaInfo $info): bool
{
$draft = $info->draft();
return $draft !== '06' && $draft !== '07';
}
}
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