47 lines
1.3 KiB
PHP
47 lines
1.3 KiB
PHP
<?php
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namespace com\fwdekker\deathnotifier\validator;
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/**
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* Verifies that the input has the specified value.
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*/
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class IsEqualToRule extends Rule
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{
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/**
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* @var string the required value
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*/
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private readonly string $expected;
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/**
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* Constructs a new `IsEqualToRule`.
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*
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* @param string $expected the value that checked values should be equal to
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*/
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public function __construct(string $expected, ?string $override_message = null)
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{
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parent::__construct($override_message);
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$this->expected = $expected;
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}
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/**
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* Verifies that the input has the specified value.
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*
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* @param array<int|string, mixed> $inputs the list of inputs in which the value at `key` should be checked
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* @param string $key the key in `inputs` of the input to check
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* @return void if `$inputs[$key]` equals `$expected`
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* @throws ValidationException if `$inputs[$key]` is not set or does not equal `$expected`
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*/
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public function check(array $inputs, string $key): void
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{
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if (!isset($inputs[$key]) || $inputs[$key] !== $this->expected)
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throw new ValidationException(
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$this->override_message ?? "Inputs '$key' should equal '$this->expected'.",
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$key
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);
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}
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}
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