Add phpstan/phpstan to check PHP fatal/warning errors

.gitattributes

@@ -11,6 +11,7 @@
 .php_cs export-ignore
 codesize.xml export-ignore
 phpcs.xml export-ignore
+phpstan.neon export-ignore
 
 /tests export-ignore
 .editorconfig export-ignore

composer.json

@@ -184,7 +184,8 @@
         "behat/mink-extension": "@stable",
         "behat/mink-goutte-driver": "@stable",
         "behat/mink-selenium2-driver": "@stable",
-        "phpstan/phpstan": "^0.11.19"
+        "phpstan/phpstan": "^0.11.19",
+        "phpstan/phpstan-symfony": "^0.11.6"
     },
     "scripts": {
         "auto-scripts": {

phpstan.neon

@@ -0,0 +1,11 @@
+parameters:
+	autoload_files:
+		- %rootDir%/../../../main/work/work.lib.php
+	excludes_analyse:
+		- %rootDir%/../../../tests/*
+		- %rootDir%/../../../main/webservices/*
+		- %rootDir%/../../../main/inc/lib/pear/*
+		- %rootDir%/../../../main/inc/lib/nusoap/*
+		- %rootDir%/../../../main/inc/lib/search/*
+		- %rootDir%/../../../src/CoreBundle/Migrations/Schema/*
+	level: max