32 lines
569 B
Rust
32 lines
569 B
Rust
#![warn(clippy::unit_hash)]
|
|
#![allow(clippy::let_unit_value)]
|
|
|
|
use std::collections::hash_map::DefaultHasher;
|
|
use std::hash::Hash;
|
|
|
|
enum Foo {
|
|
Empty,
|
|
WithValue(u8),
|
|
}
|
|
|
|
fn do_nothing() {}
|
|
|
|
fn main() {
|
|
let mut state = DefaultHasher::new();
|
|
let my_enum = Foo::Empty;
|
|
|
|
match my_enum {
|
|
Foo::Empty => 0_u8.hash(&mut state),
|
|
//~^ unit_hash
|
|
Foo::WithValue(x) => x.hash(&mut state),
|
|
}
|
|
|
|
let res = ();
|
|
0_u8.hash(&mut state);
|
|
//~^ unit_hash
|
|
|
|
#[allow(clippy::unit_arg)]
|
|
0_u8.hash(&mut state);
|
|
//~^ unit_hash
|
|
}
|