public virtual void visit(on_exception _on_exception) { }
public override void visit(on_exception _on_exception) { executer.visit(_on_exception); if (_on_exception.exception_var_name != null) this.visit((dynamic)_on_exception.exception_var_name); if (_on_exception.exception_type_name != null) this.visit((dynamic)_on_exception.exception_type_name); if (_on_exception.stat != null) this.visit((dynamic)_on_exception.stat); }