restrict(loop);
    }

    @Override
    public void visitIfElse(IfStatement ifElse) {
        restrict(ifElse);
    }

    @Override
    public void visitExpressionStatement(ExpressionStatement statement) {
        restrict(statement);
    }

    @Override
    public void visitReturnStatement(ReturnStatement statement) {
        restrict(statement);
    }

    @Override

        block.setNodeMetaData(AST_NODE_METADATA_KEY, true);

        for (Statement statement : block.getStatements()) {
            statement.visit(this);
        }
    }

    @Override
    public void visitExpressionStatement(ExpressionStatement statement) {
        statement.getExpression().visit(this);
    }

    @Override
    public void visitMethodCallExpression(MethodCallExpression call) {