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|
#![warn(clippy::unit_cmp)]
#![allow(
clippy::no_effect,
clippy::unnecessary_operation,
clippy::derive_partial_eq_without_eq,
clippy::needless_if
)]
#[derive(PartialEq)]
pub struct ContainsUnit(()); // should be fine
fn main() {
// this is fine
if true == false {}
// this warns
if {
//~^ unit_cmp
true;
} == {
false;
} {}
if {
//~^ unit_cmp
true;
} > {
false;
} {}
assert_eq!(
//~^ unit_cmp
{
true;
},
{
false;
}
);
debug_assert_eq!(
//~^ unit_cmp
{
true;
},
{
false;
}
);
assert_ne!(
//~^ unit_cmp
{
true;
},
{
false;
}
);
debug_assert_ne!(
//~^ unit_cmp
{
true;
},
{
false;
}
);
}
fn issue15559() {
fn foo() {}
assert_eq!(
//~^ unit_cmp
{
1;
},
foo()
);
assert_eq!(foo(), foo());
//~^ unit_cmp
// don't lint on explicitly written unit expr
assert_eq!(foo(), ());
assert_ne!((), ContainsUnit(()).0);
}
|
