CzProject\Assert

Assert helper, throws exceptions.

Installation

Download a latest package or use Composer:

composer require czproject/assert

CzProject\Assert requires PHP 8.0 or later.

Usage

use CzProject\Assert\Assert;

function add($a, $b)
{
	Assert::int($a);
	Assert::int($b);
	return $a + $b;
}

• assert($value, $msg = NULL) - checks if value is TRUE
• bool($value, $msg = NULL) - checks if value is bool
• int($value, $msg = NULL) - checks if value is int
• intOrNull($value, $msg = NULL) - checks if value is int|NULL
• float($value, $msg = NULL) - checks if value is float
• floatOrNull($value, $msg = NULL) - checks if value is float|NULL
• number($value, $msg = NULL) - checks if value is float|int
• numberOrNull($value, $msg = NULL) - checks if value is float|int|NULL
• string($value, $msg = NULL) - checks if value is string
• stringOrNull($value, $msg = NULL) - checks if value is string|NULL
• type($value, $type, $msg = NULL) - checks if value is instance of given type
• typeOrNull($value, $type, $msg = NULL) - checks if value is instance of given type or NULL
• null($value, $msg = NULL) - checks if value is NULL
• in($value, $arr, $msg = NULL) - checks if value is in array
• inArray($value, $arr, $msg = NULL) - alias for Assert::in()

PhpStan extension

services:
	-
		class: CzProject\Assert\Bridges\PhpStan\StaticMethodTypeSpecifyingExtension
		tags:
			- phpstan.typeSpecifier.staticMethodTypeSpecifyingExtension

---

License: New BSD License
Author: Jan Pecha, https://www.janpecha.cz/