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35 lines
1006 B
35 lines
1006 B
<?php
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/**
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* Zend Framework (http://framework.zend.com/)
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*
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* @link http://github.com/zendframework/zf2 for the canonical source repository
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* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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namespace Zend\Stdlib\Guard;
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/**
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* Provide a guard method against null data
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*/
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trait NullGuardTrait
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{
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/**
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* Verify that the data is not null
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*
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* @param mixed $data the data to verify
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* @param string $dataName the data name
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* @param string $exceptionClass FQCN for the exception
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* @throws \Exception
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*/
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protected function guardAgainstNull(
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$data,
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$dataName = 'Argument',
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$exceptionClass = 'Zend\Stdlib\Exception\InvalidArgumentException'
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) {
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if (null === $data) {
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$message = sprintf('%s cannot be null', $dataName);
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throw new $exceptionClass($message);
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}
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}
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}
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