extern crate jsonrpc_ipc_server; use jsonrpc_ipc_server::ServerBuilder; use jsonrpc_ipc_server::jsonrpc_core::*; fn main() { let mut io = IoHandler::new();	io.add_method("say_hello", |_params| { Ok(Value::String("hello".into())) }); let builder = ServerBuilder::new(io); let server = builder.start("/tmp/json-ipc-test.ipc").expect("Couldn't open socket");	server.wait(); }