rust/tests/ui/unnecessary_fallible_conversions.fixed

44 lines
1.5 KiB
Rust

#![warn(clippy::unnecessary_fallible_conversions)]
fn main() {
// --- TryFromMethod `T::try_from(u)` ---
let _: i64 = 0i32.into();
//~^ ERROR: use of a fallible conversion when an infallible one could be used
let _: i64 = 0i32.into();
//~^ ERROR: use of a fallible conversion when an infallible one could be used
// --- TryFromFunction `T::try_from(U)` ---
let _ = i64::from(0i32);
//~^ ERROR: use of a fallible conversion when an infallible one could be used
let _ = i64::from(0i32);
//~^ ERROR: use of a fallible conversion when an infallible one could be used
// --- TryIntoFunction `U::try_into(t)` ---
let _: i64 = i32::into(0);
//~^ ERROR: use of a fallible conversion when an infallible one could be used
let _: i64 = i32::into(0i32);
//~^ ERROR: use of a fallible conversion when an infallible one could be used
// --- TryFromFunction `<T as TryFrom<U>>::try_from(U)` ---
let _ = <i64 as From<i32>>::from(0);
//~^ ERROR: use of a fallible conversion when an infallible one could be used
let _ = <i64 as From<i32>>::from(0);
//~^ ERROR: use of a fallible conversion when an infallible one could be used
// --- TryIntoFunction `<U as TryInto<_>>::try_into(U)` ---
let _: i64 = <i32 as Into<_>>::into(0);
//~^ ERROR: use of a fallible conversion when an infallible one could be used
let _: i64 = <i32 as Into<_>>::into(0);
//~^ ERROR: use of a fallible conversion when an infallible one could be used
}