12 lines
406 B
Rust
12 lines
406 B
Rust
fn strip_lf(s: &str) -> &str {
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s.strip_suffix(b'\n').unwrap_or(s)
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//~^ ERROR expected a `FnMut(char)` closure, found `u8`
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//~| NOTE expected an `FnMut(char)` closure, found `u8`
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//~| HELP the trait `FnMut<(char,)>` is not implemented for `u8`
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//~| HELP the following other types implement trait `Pattern<'a>`:
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//~| NOTE required for `u8` to implement `Pattern<'_>`
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}
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fn main() {}
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