using bleedingedge feature of phpstan

Author: samsonasik

composer.json

@@ -73,8 +73,8 @@
         "northwoods/container": "^3.0",
         "php-coveralls/php-coveralls": "^2.0",
         "php-di/php-di": "^6.0",
-        "phpstan/phpstan": "^0.10",
-        "phpstan/phpstan-webmozart-assert": "^0.10.0",
+        "phpstan/phpstan": "^0.12",
+        "phpstan/phpstan-webmozart-assert": "^0.12",
         "pimple/pimple": "^3.2",
         "squizlabs/php_codesniffer": "3.5.3 as 2.7",
         "symfony/dependency-injection": "^4.0"

phpstan.neon

@@ -1,5 +1,6 @@
 includes:
 	- vendor/phpstan/phpstan-webmozart-assert/extension.neon
+	- vendor/phpstan/phpstan/conf/bleedingEdge.neon
 
 parameters:
 	excludes_analyse:
@@ -8,4 +9,4 @@ parameters:
 		- src/Middleware/Routed/Preview/ErrorPreviewAction.php
 	checkMissingIterableValueType: false
 	ignoreErrors:
-		- '#function set_error_handler expects (callable(int, string, string, int, array): bool)*#'
+		- '#function set_error_handler expects (callable(int, string, string, int, array): bool)*#'