<?php
/**
* @see https://github.com/laminas/laminas-stdlib for the canonical source repository
* @copyright https://github.com/laminas/laminas-stdlib/blob/master/COPYRIGHT.md
* @license https://github.com/laminas/laminas-stdlib/blob/master/LICENSE.md New BSD License
*/
namespace Laminas\Stdlib\Guard;
use Traversable;
/**
* Provide a guard method for array or Traversable data
*/
trait ArrayOrTraversableGuardTrait
{
/**
* Verifies that the data is an array or Traversable
*
* @param mixed $data the data to verify
* @param string $dataName the data name
* @param string $exceptionClass FQCN for the exception
* @throws \Exception
*/
protected function guardForArrayOrTraversable(
$data,
$dataName = 'Argument',
$exceptionClass = 'Laminas\Stdlib\Exception\InvalidArgumentException'
) {
if (! is_array($data) && ! ($data instanceof Traversable)) {
$message = sprintf(
"%s must be an array or Traversable, [%s] given",
$dataName,
is_object($data) ? get_class($data) : gettype($data)
);
throw new $exceptionClass($message);
}
}
}