class ActionView::Base

def _run(method, template, locals, buffer, add_to_stack: true, &block)
  _old_output_buffer, _old_virtual_path, _old_template = @output_buffer, @virtual_path, @current_template
  @current_template = template if add_to_stack
  @output_buffer = buffer
  public_send(method, locals, buffer, &block)
ensure
  @output_buffer, @virtual_path, @current_template = _old_output_buffer, _old_virtual_path, _old_template
end