<?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\Pragmas;
use Opis\JsonSchema\Helper;
use Opis\JsonSchema\Pragma;
use Opis\JsonSchema\Info\SchemaInfo;
use Opis\JsonSchema\Pragmas\CastPragma;
use Opis\JsonSchema\Parsers\{PragmaParser, SchemaParser};
class CastPragmaParser extends PragmaParser
{
/**
* @inheritDoc
*/
public function parse(SchemaInfo $info, SchemaParser $parser, object $shared): ?Pragma
{
if (!$this->pragmaExists($info)) {
return null;
}
$value = $this->pragmaValue($info);
if (!is_string($value) || !Helper::isValidJsonType($value)) {
throw $this->pragmaException('Pragma {pragma} must contain a valid json type name', $info);
}
return new CastPragma($value);
}
}