DateTime::createFromFormat() returns NULL instead of FALSE on error (BC break)

Author: dg

src/Utils/DateTime.php

@@ -117,7 +117,7 @@ public function getTimestamp()
 	 * @param  string The format the $time parameter should be in
 	 * @param  string String representing the time
 	 * @param  string|\DateTimeZone desired timezone (default timezone is used if NULL is passed)
-	 * @return static|FALSE
+	 * @return static|NULL
 	 */
 	public static function createFromFormat($format, $time, $timezone = NULL)
 	{
@@ -132,7 +132,7 @@ public static function createFromFormat($format, $time, $timezone = NULL)
 		}
 
 		$date = parent::createFromFormat($format, $time, $timezone);
-		return $date ? static::from($date) : FALSE;
+		return $date ? static::from($date) : NULL;
 	}
 
 

tests/Utils/DateTime.createFromFormat.phpt

@@ -26,4 +26,4 @@ Assert::error(function () {
 	DateTime::createFromFormat('Y-m-d H:i:s', '2050-08-13 11:40:00', 5);
 }, Nette\InvalidArgumentException::class, 'Invalid timezone given');
 
-Assert::false(DateTime::createFromFormat('Y-m-d', '2014-10'));
+Assert::null(DateTime::createFromFormat('Y-m-d', '2014-10'));