function getActualStyle(node) {
  const { name, argument } = node.key

  if (name.rawName === '#') {
    return 'shorthand'
  }
  if (argument != null) {
    return 'longform'
  }
  return 'v-slot'
}
Get the expected style.
@param {VDirective} node The `v-slot` node to check.
@returns {"shorthand" | "longform" | "v-slot"} The expected style.