ihcsim

type Service struct {
	name      string
	namespace string
}

func main() {
	svc1 := Service{
		name:      "nginx",
		namespace: "default",
	}

ihcsim

fn main() {
    let mut signal = "kill".to_string();
    loop {
        exit(signal);
        signal = "kill".to_string();
    }
}

ihcsim

$ cargo run
   Compiling rust-ownership v0.1.0 (/home/isim/rust-ownership)
error[E0382]: use of moved value: `signal`
 --> src/main.rs:4:14
  |
2 |     let signal = "kill".to_string();
  |         ------ move occurs because `signal` has type `String`, which does not implement the `Copy` trait
3 |     loop {
4 |         exit(signal)
  |              ^^^^^^ value moved here, in previous iteration of loop

ihcsim

fn main() {
    let signal = "kill".to_string();
    loop {
        exit(signal);
    }
}

fn exit(s: String) {
    if s == "kill" {
        println!("exiting with signal {}", s);

ihcsim

$ cargo run
   Compiling rust-ownership v0.1.0 (/home/isim/rust-ownership)
error[E0382]: borrow of moved value: `s`
  --> src/main.rs:26:9
   |
25 |     let s = "some data".to_string();
   |         - move occurs because `s` has type `String`, which does not implement the `Copy` trait
26 |     (s, s.len())
   |      -  ^^^^^^^ value borrowed here after move
   |      |

ihcsim

func main() {
	b, n := read()
	fmt.Printf("data: %s\nlen: %d\n", b, n)
}

func read() (string, int) {
	s := "some data"
	return s, len(s)
}

ihcsim

$ cargo run -q   
svc: nginx.defaultsvc.cluster.local

ihcsim

fn main() {
    let svc = "nginx.default".to_string();
    let strict = true;
    if strict {
        println!("svc: {}", fqdn(svc));
    } else {
        println!("svc: {}", svc);
    }
    println!("svc: {}", svc);
}

ihcsim

func main() {
	svc := "nginx.default"
	strict := true
	if strict {
		fmt.Printf("%s\n", fqdn(svc))
	} else {
		fmt.Printf("%s\n", svc)
	}
}

ihcsim

$ cargo run
   Compiling rust-ownership v0.1.0 (/home/isim/rust-ownership)
error[E0505]: cannot move out of `str` because it is borrowed
 --> src/main.rs:3:62
  |
3 |     println!("original: {}\nupdated: {}", str, append_suffix(str));
  |     ---------------------------------------------------------^^^--
  |     |                                     |                  |
  |     |                                     |                  move out of `str` occurs here
  |     |                                     borrow of `str` occurs here