Fix issues identified by Psalm

Author: sebastianbergmann

.psalm/baseline.xml

@@ -203,17 +203,5 @@
     <PossiblyUndefinedMethod occurrences="1">
       <code>toString</code>
     </PossiblyUndefinedMethod>
-    <RedundantConditionGivenDocblockType occurrences="10">
-      <code>assert($node-&gt;namespacedName instanceof Name)</code>
-      <code>assert($node-&gt;namespacedName instanceof Name)</code>
-      <code>assert($node-&gt;namespacedName instanceof Name)</code>
-      <code>assert($parentNode-&gt;namespacedName instanceof Name)</code>
-      <code>assert($parentNode-&gt;namespacedName instanceof Name)</code>
-      <code>assert(isset($node-&gt;name))</code>
-      <code>assert(isset($node-&gt;namespacedName))</code>
-      <code>assert(isset($node-&gt;namespacedName))</code>
-      <code>assert(isset($parameter-&gt;var-&gt;name))</code>
-      <code>assert(isset($parentNode-&gt;namespacedName))</code>
-    </RedundantConditionGivenDocblockType>
   </file>
 </files>

src/StaticAnalysis/CodeUnitFindingVisitor.php

@@ -132,8 +132,6 @@ private function signature(ClassMethod|Function_ $node): string
         $parameters = [];
 
         foreach ($node->getParams() as $parameter) {
-            assert(isset($parameter->var->name));
-
             $parameterAsString = '';
 
             if ($parameter->type !== null) {
@@ -224,8 +222,6 @@ private function processMethod(ClassMethod $node): void
 
         assert($parentNode instanceof Class_ || $parentNode instanceof Trait_ || $parentNode instanceof Enum_);
         assert(isset($parentNode->name));
-        assert(isset($parentNode->namespacedName));
-        assert($parentNode->namespacedName instanceof Name);
 
         $parentName           = $parentNode->name->toString();
         $parentNamespacedName = $parentNode->namespacedName->toString();
@@ -259,10 +255,6 @@ private function processMethod(ClassMethod $node): void
 
     private function processFunction(Function_ $node): void
     {
-        assert(isset($node->name));
-        assert(isset($node->namespacedName));
-        assert($node->namespacedName instanceof Name);
-
         $name           = $node->name->toString();
         $namespacedName = $node->namespacedName->toString();