when<TResult extends Object?> method
- @optionalTypeArgs
- TResult $default(
- XrayAddress? address,
- int? port,
- int? level,
- String? email,
- String? password,
- String? flow,
- List<
TrojanServerTarget> ? servers,
A switch-like method, using callbacks.
As opposed to map, this offers destructuring.
It is equivalent to doing:
switch (sealedClass) {
case Subclass(:final field):
return ...;
case Subclass2(:final field2):
return ...;
}
Implementation
@optionalTypeArgs TResult when<TResult extends Object?>(TResult Function( XrayAddress? address, int? port, int? level, String? email, String? password, String? flow, List<TrojanServerTarget>? servers) $default,) {final _that = this;
switch (_that) {
case _TrojanClientConfig():
return $default(_that.address,_that.port,_that.level,_that.email,_that.password,_that.flow,_that.servers);case _:
throw StateError('Unexpected subclass');
}
}