<?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\Keywords;
use Opis\JsonSchema\{
ValidationContext,
Keyword,
Schema
};
use Opis\JsonSchema\Errors\ValidationError;
class MinLengthKeyword implements Keyword
{
use ErrorTrait;
protected int $length;
/**
* @param int $length
*/
public function __construct(int $length)
{
$this->length = $length;
}
/**
* @inheritDoc
*/
public function validate(ValidationContext $context, Schema $schema): ?ValidationError
{
if ($this->length === 0) {
return null;
}
$length = $context->getStringLength();
if ($length >= $this->length) {
return null;
}
return $this->error($schema, $context, 'minLength', "Minimum string length is {min}, found {length}", [
'min' => $this->length,
'length' => $length,
]);
}
}