async-std 1.0.0

Async version of the Rust standard library
Documentation 
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mod client;
mod server;

type Result<T> = std::result::Result<T, Box<dyn std::error::Error + Send + Sync>>;

fn main() -> Result<()> {
    let mut args = std::env::args();
    match (args.nth(1).as_ref().map(String::as_str), args.next()) {
        (Some("client"), None) => client::main(),
        (Some("server"), None) => server::main(),
        _ => Err("Usage: a-chat [client|server]".into()),
    }
}