give / vendor / vendor-prefixed / stellarwp / validation / src / Rules / Numeric.php

Numeric.php in GiveWP – Donation Plugin and Fundraising Platform 4.18.0, at vendor/vendor-prefixed/stellarwp/validation/src/Rules/Numeric.php

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1	<?php
2
3	declare(strict_types=1);
4
5	namespace Give\Vendors\StellarWP\Validation\Rules;
6
7	use Closure;
8	use Give\Vendors\StellarWP\Validation\Contracts\ValidatesOnFrontEnd;
9	use Give\Vendors\StellarWP\Validation\Contracts\ValidationRule;
10
11	class Numeric implements ValidationRule, ValidatesOnFrontEnd
12	{
13	/**
14	* @inheritDoc
15	*
16	* @since 1.0.0
17	*/
18	public static function id(): string
19	{
20	return 'numeric';
21	}
22
23	/**
24	* @inheritDoc
25	*
26	* @since 1.0.0
27	*/
28	public static function fromString(?string $options = null): ValidationRule
29	{
30	return new self();
31	}
32
33	/**
34	* @inheritDoc
35	*
36	* @since 1.0.0
37	*/
38	public function serializeOption()
39	{
40	return null;
41	}
42
43	/**
44	* @inheritDoc
45	*
46	* @since 1.0.0
47	*/
48	public function __invoke($value, Closure $fail, string $key, array $values)
49	{
50	if (!is_numeric($value)) {
51	$fail(sprintf(__('%s must be numeric', 'give'), '{field}'));
52	}
53	}
54	}
55