maybeWhen<TResult extends Object?> method

  1. @optionalTypeArgs
TResult maybeWhen<TResult extends Object?>({
  1. TResult value(
    1. T val
    )?,
  2. TResult error(
    1. ZIssues rawIssues
    )?,
  3. 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( T val)?  value,TResult Function( ZIssues rawIssues)?  error,required TResult orElse(),}) {final _that = this;
switch (_that) {
case ZValue() when value != null:
return value(_that.val);case ZError() when error != null:
return error(_that.rawIssues);case _:
  return orElse();

}
}