onResponse method
Completes waiting requests when the original request succeeds.
Implementation
@override
void onResponse(Response response, ResponseInterceptorHandler handler) {
final key = response.requestOptions.extra['_deduplicationKey'] as String?;
if (key != null && _pendingRequests.containsKey(key)) {
_pendingRequests[key]!.complete(response);
_pendingRequests.remove(key);
}
handler.next(response);
}