96 lines
1.9 KiB
PHP
96 lines
1.9 KiB
PHP
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<?php
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/*
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* This file is part of Respect/Validation.
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*
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* (c) Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
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*
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* For the full copyright and license information, please view the LICENSE file
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* that was distributed with this source code.
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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 Respect\Validation\Exceptions\AlwaysInvalidException;
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use Respect\Validation\Validatable;
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/**
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* A ternary validator that accepts three parameters.
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*
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* @author Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
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* @author Danilo Correa <danilosilva87@gmail.com>
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* @author Henrique Moody <henriquemoody@gmail.com>
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* @author Hugo Hamon <hugo.hamon@sensiolabs.com>
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*/
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final class When extends AbstractRule
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{
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/**
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* @var Validatable
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*/
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private $when;
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/**
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* @var Validatable
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*/
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private $then;
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/**
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* @var Validatable
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*/
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private $else;
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public function __construct(Validatable $when, Validatable $then, ?Validatable $else = null)
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{
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$this->when = $when;
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$this->then = $then;
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if ($else === null) {
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$else = new AlwaysInvalid();
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$else->setTemplate(AlwaysInvalidException::SIMPLE);
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}
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$this->else = $else;
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}
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/**
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* {@inheritDoc}
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*/
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public function validate($input): bool
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{
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if ($this->when->validate($input)) {
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return $this->then->validate($input);
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}
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return $this->else->validate($input);
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}
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/**
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* {@inheritDoc}
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*/
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public function assert($input): void
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{
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if ($this->when->validate($input)) {
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$this->then->assert($input);
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return;
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}
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$this->else->assert($input);
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}
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/**
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* {@inheritDoc}
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*/
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public function check($input): void
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{
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if ($this->when->validate($input)) {
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$this->then->check($input);
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return;
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}
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$this->else->check($input);
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}
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}
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