58 lines
1.1 KiB
PHP
58 lines
1.1 KiB
PHP
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<?php
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/*
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* Copyright (c) Alexandre Gomes Gaigalas <alganet@gmail.com>
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* SPDX-License-Identifier: MIT
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*/
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declare(strict_types=1);
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namespace Respect\Validation\Rules;
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use function is_scalar;
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use function mb_strtoupper;
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/**
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* Validates if the input is equivalent to some value.
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*
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* @author Henrique Moody <henriquemoody@gmail.com>
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*/
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final class Equivalent extends AbstractRule
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{
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/**
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* @var mixed
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*/
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private $compareTo;
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/**
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* Initializes the rule.
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*
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* @param mixed $compareTo
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*/
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public function __construct($compareTo)
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{
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$this->compareTo = $compareTo;
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}
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/**
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* {@inheritDoc}
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*/
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public function validate($input): bool
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{
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if (is_scalar($input)) {
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return $this->isStringEquivalent((string) $input);
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}
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return $input == $this->compareTo;
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}
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private function isStringEquivalent(string $input): bool
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{
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if (!is_scalar($this->compareTo)) {
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return false;
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}
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return mb_strtoupper((string) $input) === mb_strtoupper((string) $this->compareTo);
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}
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}
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