Allow Symfony 6 (#434)

Co-authored-by: Grégoire Paris <[email protected]>
Co-authored-by: Alexander M. Turek <[email protected]>

Author: 3 people

composer.json

@@ -21,10 +21,11 @@
     ],
     "require": {
         "php": "^7.2|^8.0",
-        "symfony/framework-bundle": "~3.4|~4.0|~5.0",
+        "symfony/framework-bundle": "~3.4|~4.0|~5.0|~6.0",
         "doctrine/doctrine-bundle": "~1.0|~2.0",
         "doctrine/migrations": "^3.2"
     },
+    "minimum-stability": "beta",
     "require-dev": {
         "phpunit/phpunit": "^8.0|^9.0",
         "doctrine/coding-standard": "^8.0",

psalm.xml

@@ -15,4 +15,13 @@
             <directory name="vendor" />
         </ignoreFiles>
     </projectFiles>
+
+    <issueHandlers>
+        <!-- This check is confused by Symfony's "mixed" property types. -->
+        <ReservedWord>
+            <errorLevel type="suppress">
+                <directory name="." />
+            </errorLevel>
+        </ReservedWord>
+    </issueHandlers>
 </psalm>