when<TResult extends Object?> method

  1. @optionalTypeArgs
TResult when<TResult extends Object?>({
  1. required TResult success(
    1. PrepareDetailedResponseSuccessCompat value
    ),
  2. required TResult error(
    1. PrepareResponseError value
    ),
})

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?>({required TResult Function( PrepareDetailedResponseSuccessCompat value)  success,required TResult Function( PrepareResponseError value)  error,}) {final _that = this;
switch (_that) {
case PrepareDetailedResponseCompat_Success():
return success(_that.value);case PrepareDetailedResponseCompat_Error():
return error(_that.value);}
}