Optimization - do not enter anonymous classes during loop analysis

Author: ondrejmirtes

src/Analyser/NodeScopeResolver.php

@@ -846,6 +846,9 @@ private function processStmtNode(
 } elseif ($stmt instanceof Node\Stmt\Trait_) {
 return new StatementResult($scope, false, false, [], [], []);
 } elseif ($stmt instanceof Node\Stmt\ClassLike) {
+if (!$context->isTopLevel()) {
+return new StatementResult($scope, false, false, [], [], []);
+}
 $hasYield = false;
 $throwPoints = [];
 $impurePoints = [];