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44 lines
1.7 KiB
Rust
44 lines
1.7 KiB
Rust
#![warn(clippy::unnecessary_fallible_conversions)]
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fn main() {
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// --- TryFromMethod `T::try_from(u)` ---
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let _: i64 = 0i32.try_into().unwrap();
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//~^ ERROR: use of a fallible conversion when an infallible one could be used
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let _: i64 = 0i32.try_into().expect("can't happen");
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//~^ ERROR: use of a fallible conversion when an infallible one could be used
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// --- TryFromFunction `T::try_from(U)` ---
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let _ = i64::try_from(0i32).unwrap();
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//~^ ERROR: use of a fallible conversion when an infallible one could be used
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let _ = i64::try_from(0i32).expect("can't happen");
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//~^ ERROR: use of a fallible conversion when an infallible one could be used
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// --- TryIntoFunction `U::try_into(t)` ---
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let _: i64 = i32::try_into(0).unwrap();
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//~^ ERROR: use of a fallible conversion when an infallible one could be used
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let _: i64 = i32::try_into(0i32).expect("can't happen");
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//~^ ERROR: use of a fallible conversion when an infallible one could be used
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// --- TryFromFunction `<T as TryFrom<U>>::try_from(U)` ---
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let _ = <i64 as TryFrom<i32>>::try_from(0).unwrap();
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//~^ ERROR: use of a fallible conversion when an infallible one could be used
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let _ = <i64 as TryFrom<i32>>::try_from(0).expect("can't happen");
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//~^ ERROR: use of a fallible conversion when an infallible one could be used
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// --- TryIntoFunction `<U as TryInto<_>>::try_into(U)` ---
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let _: i64 = <i32 as TryInto<_>>::try_into(0).unwrap();
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//~^ ERROR: use of a fallible conversion when an infallible one could be used
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let _: i64 = <i32 as TryInto<_>>::try_into(0).expect("can't happen");
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//~^ ERROR: use of a fallible conversion when an infallible one could be used
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}
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