cs nullable typehints

src/Bridges/Nette/MailSender.php

@@ -27,7 +27,7 @@ class MailSender
 	private $fromEmail;
 
 
-	public function __construct(Nette\Mail\IMailer $mailer, string $fromEmail = null)
+	public function __construct(Nette\Mail\IMailer $mailer, ?string $fromEmail = null)
 	{
 		$this->mailer = $mailer;
 		$this->fromEmail = $fromEmail;

src/Tracy/Bar/Bar.php

@@ -29,7 +29,7 @@ class Bar
 	 * Add custom panel.
 	 * @return static
 	 */
-	public function addPanel(IBarPanel $panel, string $id = null): self
+	public function addPanel(IBarPanel $panel, ?string $id = null): self
 	{
 		if ($id === null) {
 			$c = 0;

src/Tracy/Debugger/Debugger.php

@@ -158,7 +158,7 @@ final public function __construct()
 	 * @param  string  $logDirectory  error log directory
 	 * @param  string|array  $email  administrator email; enables email sending in production mode
 	 */
-	public static function enable($mode = null, string $logDirectory = null, $email = null): void
+	public static function enable($mode = null, ?string $logDirectory = null, $email = null): void
 	{
 		if ($mode !== null || self::$productionMode === null) {
 			self::$productionMode = is_bool($mode)
@@ -398,7 +398,7 @@ public static function errorHandler(
 		string $message,
 		string $file,
 		int $line,
-		array $context = null
+		?array $context = null
 	): ?bool {
 		$error = error_get_last();
 		if (($error['type'] ?? null) === E_COMPILE_WARNING) {
@@ -589,7 +589,7 @@ public static function dump($var, bool $return = false)
 	 * Starts/stops stopwatch.
 	 * @return float   elapsed seconds
 	 */
-	public static function timer(string $name = null): float
+	public static function timer(?string $name = null): float
 	{
 		static $time = [];
 		$now = microtime(true);
@@ -605,7 +605,7 @@ public static function timer(string $name = null): float
 	 * @param  mixed  $var
 	 * @return mixed  variable itself
 	 */
-	public static function barDump($var, string $title = null, array $options = [])
+	public static function barDump($var, ?string $title = null, array $options = [])
 	{
 		if (!self::$productionMode) {
 			static $panel;

src/Tracy/Dumper/Describer.php

@@ -82,7 +82,7 @@ public function describe($var): \stdClass
 	/**
 	 * @return mixed
 	 */
-	private function describeVar($var, int $depth = 0, int $refId = null)
+	private function describeVar($var, int $depth = 0, ?int $refId = null)
 	{
 		if ($var === null || is_bool($var)) {
 			return $var;
@@ -139,7 +139,7 @@ private function describeString(string $s, int $depth = 0)
 	/**
 	 * @return Value|array
 	 */
-	private function describeArray(array $arr, int $depth = 0, int $refId = null)
+	private function describeArray(array $arr, int $depth = 0, ?int $refId = null)
 	{
 		if ($refId) {
 			$res = new Value(Value::TYPE_REF, 'p' . $refId);
@@ -264,8 +264,8 @@ public function addPropertyTo(
 		string $k,
 		$v,
 		$type = Value::PROP_VIRTUAL,
-		int $refId = null,
-		string $class = null
+		?int $refId = null,
+		?string $class = null
 	) {
 		if ($value->depth && $this->maxItems && count($value->items ?? []) >= $this->maxItems) {
 			$value->length = ($value->length ?? count($value->items)) + 1;
@@ -300,7 +300,7 @@ private function exposeObject(object $obj, Value $value): ?array
 	}
 
 
-	private function isSensitive(string $key, $val, string $class = null): bool
+	private function isSensitive(string $key, $val, ?string $class = null): bool
 	{
 		return ($this->scrubber !== null && ($this->scrubber)($key, $val, $class))
 			|| isset($this->keysToHide[strtolower($key)])

src/Tracy/Dumper/Value.php

@@ -60,7 +60,7 @@ final class Value implements \JsonSerializable
 	public $collapsed;
 
 
-	public function __construct(string $type, $value = null, int $length = null)
+	public function __construct(string $type, $value = null, ?int $length = null)
 	{
 		$this->type = $type;
 		$this->value = $value;

src/Tracy/Helpers.php

@@ -20,7 +20,7 @@ class Helpers
 	/**
 	 * Returns HTML link to editor.
 	 */
-	public static function editorLink(string $file, int $line = null): string
+	public static function editorLink(string $file, ?int $line = null): string
 	{
 		$file = strtr($origFile = $file, Debugger::$editorMapping);
 		if ($editor = self::editorUri($origFile, $line)) {
@@ -52,7 +52,7 @@ public static function editorLink(string $file, int $line = null): string
 	 */
 	public static function editorUri(
 		string $file,
-		int $line = null,
+		?int $line = null,
 		string $action = 'open',
 		string $search = '',
 		string $replace = ''
@@ -88,7 +88,7 @@ public static function escapeHtml($s): string
 	}
 
 
-	public static function findTrace(array $trace, $method, int &$index = null): ?array
+	public static function findTrace(array $trace, $method, ?int &$index = null): ?array
 	{
 		$m = is_array($method) ? $method : explode('::', $method);
 		foreach ($trace as $i => $item) {
@@ -385,7 +385,7 @@ public static function capture(callable $func): string
 
 
 	/** @internal */
-	public static function encodeString(string $s, int $maxLength = null, bool $showWhitespaces = true): string
+	public static function encodeString(string $s, ?int $maxLength = null, bool $showWhitespaces = true): string
 	{
 		$utf8 = self::isUtf8($s);
 		$len = $utf8 ? self::utf8Length($s) : strlen($s);

src/Tracy/Logger/Logger.php

@@ -37,7 +37,7 @@ class Logger implements ILogger
 	/**
 	 * @param  string|array|null  $email
 	 */
-	public function __construct(?string $directory, $email = null, BlueScreen $blueScreen = null)
+	public function __construct(?string $directory, $email = null, ?BlueScreen $blueScreen = null)
 	{
 		$this->directory = $directory;
 		$this->email = $email;
@@ -108,7 +108,7 @@ public static function formatMessage($message): string
 	/**
 	 * @param  mixed  $message
 	 */
-	public static function formatLogLine($message, string $exceptionFile = null): string
+	public static function formatLogLine($message, ?string $exceptionFile = null): string
 	{
 		return implode(' ', [
 			date('[Y-m-d H-i-s]'),
@@ -144,7 +144,7 @@ public function getExceptionFile(\Throwable $exception, string $level = self::EX
 	 * Logs exception to the file if file doesn't exist.
 	 * @return string logged error filename
 	 */
-	protected function logException(\Throwable $exception, string $file = null): string
+	protected function logException(\Throwable $exception, ?string $file = null): string
 	{
 		$file = $file ?: $this->getExceptionFile($exception);
 		$bs = $this->blueScreen ?: new BlueScreen;