File: class-cast-to-trait-cross-crate-2.rs

package info (click to toggle)
rustc 1.85.0%2Bdfsg2-3
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 893,176 kB
  • sloc: xml: 158,127; python: 35,830; javascript: 19,497; cpp: 19,002; sh: 17,245; ansic: 13,127; asm: 4,376; makefile: 1,051; lisp: 29; perl: 29; ruby: 19; sql: 11
file content (17 lines) | stat: -rw-r--r-- 429 bytes parent folder | download | duplicates (6) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
 
//@ run-pass
//@ aux-build:cci_class_cast.rs

extern crate cci_class_cast;

use cci_class_cast::kitty::cat;

fn print_out(thing: Box<dyn ToString>, expected: String) {
  let actual = (*thing).to_string();
  println!("{}", actual);
  assert_eq!(actual.to_string(), expected);
}

pub fn main() {
  let nyan: Box<dyn ToString> = Box::new(cat(0, 2, "nyan".to_string())) as Box<dyn ToString>;
  print_out(nyan, "nyan".to_string());
}