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

#![warn(clippy::rc_buffer)]

use std::cell::RefCell;
use std::ffi::OsString;
use std::path::PathBuf;
use std::rc::Rc;

struct S {
    // triggers lint
    bad1: Rc<String>,
    bad2: Rc<PathBuf>,
    bad3: Rc<Vec<u8>>,
    bad4: Rc<OsString>,
    // does not trigger lint
    good1: Rc<RefCell<String>>,
}

// triggers lint
fn func_bad1(_: Rc<String>) {}
fn func_bad2(_: Rc<PathBuf>) {}
fn func_bad3(_: Rc<Vec<u8>>) {}
fn func_bad4(_: Rc<OsString>) {}
// does not trigger lint
fn func_good1(_: Rc<RefCell<String>>) {}

fn main() {}
Commit	Line	Data
f20569fa XL	1	#![warn(clippy::rc_buffer)]
	2
	3	use std::cell::RefCell;
	4	use std::ffi::OsString;
	5	use std::path::PathBuf;
	6	use std::rc::Rc;
	7
	8	struct S {
	9	// triggers lint
	10	bad1: Rc<String>,
	11	bad2: Rc<PathBuf>,
	12	bad3: Rc<Vec<u8>>,
	13	bad4: Rc<OsString>,
	14	// does not trigger lint
	15	good1: Rc<RefCell<String>>,
	16	}
	17
	18	// triggers lint
	19	fn func_bad1(_: Rc<String>) {}
	20	fn func_bad2(_: Rc<PathBuf>) {}
	21	fn func_bad3(_: Rc<Vec<u8>>) {}
	22	fn func_bad4(_: Rc<OsString>) {}
	23	// does not trigger lint
	24	fn func_good1(_: Rc<RefCell<String>>) {}
	25
	26	fn main() {}