registerWebServiceExtension function Null safety

void registerWebServiceExtension(
  1. Future<Map<String, dynamic>> call(
    1. Map<String, String>
    )
)

The dart:io implementation of registerWebServiceExtension.

See also:

  • _extension_web.dart, which has the dart:html implementation

Implementation

void registerWebServiceExtension(
    Future<Map<String, dynamic>> Function(Map<String, String>) call) {
  throw UnsupportedError('Use registerServiceExtension instead');
}