[rustc.git] / src / tools / clippy / tests / ui / inefficient_to_string.rs

// run-rustfix
#![deny(clippy::inefficient_to_string)]

use std::borrow::Cow;

fn main() {
    let rstr: &str = "hello";
    let rrstr: &&str = &rstr;
    let rrrstr: &&&str = &rrstr;
    let _: String = rstr.to_string();
    let _: String = rrstr.to_string();
    let _: String = rrrstr.to_string();

    let string: String = String::from("hello");
    let rstring: &String = &string;
    let rrstring: &&String = &rstring;
    let rrrstring: &&&String = &rrstring;
    let _: String = string.to_string();
    let _: String = rstring.to_string();
    let _: String = rrstring.to_string();
    let _: String = rrrstring.to_string();

    let cow: Cow<'_, str> = Cow::Borrowed("hello");
    let rcow: &Cow<'_, str> = &cow;
    let rrcow: &&Cow<'_, str> = &rcow;
    let rrrcow: &&&Cow<'_, str> = &rrcow;
    let _: String = cow.to_string();
    let _: String = rcow.to_string();
    let _: String = rrcow.to_string();
    let _: String = rrrcow.to_string();
}
Commit	Line	Data
f20569fa XL	1	// run-rustfix
	2	#![deny(clippy::inefficient_to_string)]
	3
	4	use std::borrow::Cow;
	5
	6	fn main() {
	7	let rstr: &str = "hello";
	8	let rrstr: &&str = &rstr;
	9	let rrrstr: &&&str = &rrstr;
	10	let _: String = rstr.to_string();
	11	let _: String = rrstr.to_string();
	12	let _: String = rrrstr.to_string();
	13
	14	let string: String = String::from("hello");
	15	let rstring: &String = &string;
	16	let rrstring: &&String = &rstring;
	17	let rrrstring: &&&String = &rrstring;
	18	let _: String = string.to_string();
	19	let _: String = rstring.to_string();
	20	let _: String = rrstring.to_string();
	21	let _: String = rrrstring.to_string();
	22
	23	let cow: Cow<'_, str> = Cow::Borrowed("hello");
	24	let rcow: &Cow<'_, str> = &cow;
	25	let rrcow: &&Cow<'_, str> = &rcow;
	26	let rrrcow: &&&Cow<'_, str> = &rrcow;
	27	let _: String = cow.to_string();
	28	let _: String = rcow.to_string();
	29	let _: String = rrcow.to_string();
	30	let _: String = rrrcow.to_string();
	31	}