You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: client.rs
    path of file: ./repos/gnirehtet/relay-rust/src/relay
    
    the code of the file until where you have to start completion: /*
 * Copyright (C) 2017 Genymobile
 *
 * Licensed under the Apache 
    
    fn on_ready(&mut self, selector: &mut Selector, event: Event) {
        #[allow(clippy::match_wild_err_arm)]
        match self.process(selector, event) {
            Ok(_) => (),
            Err(ref err) if err.kind() == io::ErrorKind::WouldBlock => {
                debug!(target: TAG, "Spurious event, ignoring")
            }
            Err(_) => panic!("Unexpected unhandled error"),
        }
    }