1. DomName('Range.selectNodeContents')
  2. DocsEditable()
void selectNodeContents(Node refNode)

Source 

@DomName('Range.selectNodeContents')
@DocsEditable()
void selectNodeContents(Node refNode) => _blink.BlinkRange.instance.selectNodeContents_Callback_1_(unwrap_jso(this), unwrap_jso(refNode));