defaultBinaryMessenger property Null safety

TestDefaultBinaryMessenger defaultBinaryMessenger
override

The default instance of BinaryMessenger.

This is used to send messages from the application to the platform, and keeps track of which handlers have been registered on each channel so it may dispatch incoming messages to the registered handler.

Implementation

@override
TestDefaultBinaryMessenger get defaultBinaryMessenger => super.defaultBinaryMessenger as TestDefaultBinaryMessenger;