41 lines
1006 B
Rust
41 lines
1006 B
Rust
|
//@ compile-flags: --edition 2021
|
||
|
|
#![deny(unused_imports)]
|
||
|
|
#![allow(dead_code)]
|
||
|
|
|
||
|
|
fn test0() {
|
||
|
|
// Test remove FlatUnused
|
||
|
|
use std::convert::TryFrom;
|
||
|
|
//~^ ERROR the item `TryFrom` is imported redundantly
|
||
|
|
let _ = u32::try_from(5i32);
|
||
|
|
}
|
||
|
|
|
||
|
|
fn test1() {
|
||
|
|
// FIXME(yukang) Test remove NestedFullUnused
|
||
|
|
use std::convert::{TryFrom, TryInto};
|
||
|
|
//~^ ERROR the item `TryFrom` is imported redundantly
|
||
|
|
//~| ERROR the item `TryInto` is imported redundantly
|
||
|
|
|
||
|
|
let _ = u32::try_from(5i32);
|
||
|
|
let _a: i32 = u32::try_into(5u32).unwrap();
|
||
|
|
}
|
||
|
|
|
||
|
|
fn test2() {
|
||
|
|
// FIXME(yukang): Test remove both redundant and unused
|
||
|
|
use std::convert::{AsMut, Into};
|
||
|
|
//~^ ERROR unused import: `AsMut`
|
||
|
|
//~| ERROR the item `Into` is imported redundantly
|
||
|
|
|
||
|
|
let _a: u32 = (5u8).into();
|
||
|
|
}
|
||
|
|
|
||
|
|
fn test3() {
|
||
|
|
// Test remove NestedPartialUnused
|
||
|
|
use std::convert::{From, Infallible};
|
||
|
|
//~^ ERROR unused import: `From`
|
||
|
|
|
||
|
|
trait MyTrait {}
|
||
|
|
impl MyTrait for fn() -> Infallible {}
|
||
|
|
}
|
||
|
|
|
||
|
|
fn main() {}
|