DebugHandlersListener

__construct(callable $exceptionHandler = null, LoggerInterface $logger = null, array|int $levels = E_ALL, int|null $throwAt = E_ALL, bool $scream = true, string|array $fileLinkFormat = null, bool $scope = true)

Parameters

callable	$exceptionHandler	A handler that will be called on Exception
LoggerInterface	$logger	A PSR-3 logger
array|int	$levels	An array map of E* to LogLevel::* or an integer bit field of E* constants
int|null	$throwAt	Thrown errors in a bit field of E_* constants, or null to keep the current value
bool	$scream	Enables/disables screaming mode, where even silenced errors are logged
string|array	$fileLinkFormat	The format for links to source files
bool	$scope	Enables/disables scoping mode

configure(Event $event = null)

Configures the error handler.

Parameters

Event

$event

static array getSubscribedEvents()

Returns an array of event names this subscriber wants to listen to.

The array keys are event names and the value can be:

• The method name to call (priority defaults to 0)
• An array composed of the method name to call and the priority
• An array of arrays composed of the method names to call and respective priorities, or 0 if unset

For instance:

• array('eventName' => 'methodName')
• array('eventName' => array('methodName', $priority))
• array('eventName' => array(array('methodName1', $priority), array('methodName2')))

Return Value

array

The event names to listen to