/**
* Use this to check that a function argument is either `null` or of type
* `AppInfo`.
*
* @internal
*/
static function checkArgOrNull($argName, $argValue)
{
if ($argValue === null) {
return;
}
if (!$argValue instanceof self) {
Checker::throwError($argName, $argValue, __CLASS__);
}
}
/**
* Use this to check that a function argument is of type <code>AppInfo</code>
*
* @internal
*/
static function checkArg($argName, $argValue)
{
if (!$argValue instanceof self) {
Checker::throwError($argName, $argValue, __CLASS__);
}
}