onRequest method

  1. @override
void onRequest(
  1. RequestOptions options,
  2. RequestInterceptorHandler handler
)
override

Called when the request is about to be sent.

Implementation

@override
void onRequest(RequestOptions options, RequestInterceptorHandler handler) {
  options.headers.removeWhere(
    (_, value) => value == null || value.toString() == 'null',
  );
  handler.next(options);
}