maybeWhen<TResult extends Object?> method

  1. @optionalTypeArgs
TResult maybeWhen<TResult extends Object?>(
  1. TResult $default(
    1. int id,
    2. String topic,
    3. String method,
    4. dynamic params,
    5. String? chainId,
    6. int? expiry,
    7. dynamic response,
    )?, {
  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( int id,  String topic,  String method,  dynamic params,  String? chainId,  int? expiry,  dynamic response)?  $default,{required TResult orElse(),}) {final _that = this;
switch (_that) {
case _JsonRpcRecord() when $default != null:
return $default(_that.id,_that.topic,_that.method,_that.params,_that.chainId,_that.expiry,_that.response);case _:
  return orElse();

}
}