From ad95782916d6fab96e386a4760dd70084f946da5 Mon Sep 17 00:00:00 2001
From: Alessandro Lai <alessandro.lai85@gmail.com>
Date: Mon, 29 Oct 2018 09:48:17 +0100
Subject: [PATCH 1/2] Fix error raised by PHPStan

---
 src/ErrorTypesParser.php      | 4 ++++
 test/ErrorTypesParserTest.php | 8 ++++++++
 2 files changed, 12 insertions(+)

diff --git a/src/ErrorTypesParser.php b/src/ErrorTypesParser.php
index a5c21950..c31d2afc 100644
--- a/src/ErrorTypesParser.php
+++ b/src/ErrorTypesParser.php
@@ -55,6 +55,10 @@ private function convertErrorConstants(string $expression): string
             return $errorConstant[0];
         }, $expression);
 
+        if (null === $output) {
+            throw new \InvalidArgumentException('Unable to parse error types string: ' . $expression);
+        }
+
         return $output;
     }
 
diff --git a/test/ErrorTypesParserTest.php b/test/ErrorTypesParserTest.php
index bd4e1ae2..ec13306d 100644
--- a/test/ErrorTypesParserTest.php
+++ b/test/ErrorTypesParserTest.php
@@ -20,4 +20,12 @@ public function test_error_types_parser_throws_exception_for_unwanted_values()
         $this->expectException(\InvalidArgumentException::class);
         $ex->parse();
     }
+
+    public function test_error_types_parser_throws_exception_for_unparsable_values()
+    {
+        $ex = new ErrorTypesParser('something-wrong');
+
+        $this->expectException(\InvalidArgumentException::class);
+        $ex->parse();
+    }
 }

From 77b7f5da54ab9d8220586b40bb9e3ac5abfb7036 Mon Sep 17 00:00:00 2001
From: Alessandro Lai <alessandro.lai85@gmail.com>
Date: Mon, 29 Oct 2018 09:49:59 +0100
Subject: [PATCH 2/2] Parametrize PHPStan build in config file

---
 composer.json | 2 +-
 phpstan.neon  | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/composer.json b/composer.json
index 454fb7a6..310d9209 100644
--- a/composer.json
+++ b/composer.json
@@ -48,7 +48,7 @@
         }
     },
     "scripts": {
-        "phpstan": "vendor/bin/phpstan analyse src test --level 7 -c phpstan.neon",
+        "phpstan": "vendor/bin/phpstan analyse",
         "cs-check": "vendor/bin/php-cs-fixer fix --verbose --diff --dry-run",
         "cs-fix": "vendor/bin/php-cs-fixer fix --verbose --diff"
     },
diff --git a/phpstan.neon b/phpstan.neon
index 6895855a..3d861b27 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -1,4 +1,8 @@
 parameters:
+    level: 7
+    paths:
+        - src/
+        - test/
     ignoreErrors:
          - '/Symfony\\Component\\Console\\Event\\ConsoleExceptionEvent/'
          - '/Call to an undefined method Symfony\\Component\\Console\\Event\\ConsoleEvent::getExitCode\(\)\./'