is_error
Description
Check whether variable is an Error instance.
Usage
<?php
use function Qubus\Error\Helpers\is_error;
is_error(mixed $object): bool;
Parameters
$object (mixed) The object to check.
Return Value
(bool) True if an Error instance, false otherwise.
Example
<?php
use Qubus\Error\Error;
use function Qubus\Error\Helpers\is_error;
function has_permission(string $permission): Error|string
{
if ($permission === '') {
return new Error('The permission value is invalid');
}
return $permission;
}
$permission = has_permission('');
if (is_error($permission)) {
echo $permission->getMessage();
}
