maybeWhen<TResult extends Object?> method

  1. @optionalTypeArgs
TResult maybeWhen<TResult extends Object?>(
  1. TResult $default(
    1. String? action,
    2. XrayNetworkList? network,
    3. XrayPortList? port,
    4. XrayStringList? ip,
    5. XrayInt32Range? blockDelay,
    )?, {
  2. required TResult orElse(),
})

A variant of when that fallback to an orElse callback.

It is equivalent to doing:

switch (sealedClass) {
  case Subclass(:final field):
    return ...;
  case _:
    return orElse();
}

Implementation

@optionalTypeArgs
TResult maybeWhen<TResult extends Object?>(
  TResult Function(String? action, XrayNetworkList? network,
          XrayPortList? port, XrayStringList? ip, XrayInt32Range? blockDelay)?
      $default, {
  required TResult orElse(),
}) {
  final _that = this;
  switch (_that) {
    case _FreedomFinalRuleConfig() when $default != null:
      return $default(_that.action, _that.network, _that.port, _that.ip,
          _that.blockDelay);
    case _:
      return orElse();
  }
}