error property
({Object error, StackTrace stackTrace})?
get
error
Returns the cached error and stack trace if resolution failed, otherwise null.
Implementation
({Object error, StackTrace stackTrace})? get error {
var result = _result;
if (result == null) return null;
var error = result.error;
var stackTrace = result.stackTrace;
if (error == null) return null;
return (error: error, stackTrace: stackTrace!);
}