rust/tests/compile-fail/cmp_owned.rs

#![feature(plugin, collections)]
#![plugin(clippy)]

#[deny(cmp_owned)]
fn main() {
	let x = "oh";
	
	#[allow(str_to_string)]
	fn with_to_string(x : &str) {
		x != "foo".to_string(); //~ERROR this creates an owned instance
	}
	with_to_string(x);
	
	x != "foo".to_owned(); //~ERROR this creates an owned instance
	
	#[allow(deprecated)] // for from_str
	fn old_timey(x : &str) {
		x != String::from_str("foo"); //~ERROR this creates an owned instance
	}
	old_timey(x);
	
	x != String::from("foo"); //~ERROR this creates an owned instance
}