whenOrNull<TResult extends Object?> method

  1. @optionalTypeArgs
TResult? whenOrNull<TResult extends Object?>(
  1. TResult? $default(
    1. @JsonKey.new(name: 'auth') SocksAuthMethod? authMethod,
    2. List<SocksAccount>? accounts,
    3. bool? udp,
    4. @JsonKey.new(name: 'ip') XrayAddress? host,
    5. int? userLevel,
    )?
)

A variant of when that fallback to returning null

It is equivalent to doing:

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

Implementation

@optionalTypeArgs TResult? whenOrNull<TResult extends Object?>(TResult? Function(@JsonKey(name: 'auth')  SocksAuthMethod? authMethod,  List<SocksAccount>? accounts,  bool? udp, @JsonKey(name: 'ip')  XrayAddress? host,  int? userLevel)?  $default,) {final _that = this;
switch (_that) {
case _SocksServerConfig() when $default != null:
return $default(_that.authMethod,_that.accounts,_that.udp,_that.host,_that.userLevel);case _:
  return null;

}
}