rust-clippy/tests/ui/match_bool.rs

74 lines
1.7 KiB
Rust

//@no-rustfix: overlapping suggestions
#![deny(clippy::match_bool)]
fn match_bool() {
let test: bool = true;
match test {
//~^ ERROR: you seem to be trying to match on a boolean expression
true => 0,
false => 42,
};
let option = 1;
match option == 1 {
//~^ ERROR: you seem to be trying to match on a boolean expression
true => 1,
false => 0,
};
match test {
//~^ ERROR: you seem to be trying to match on a boolean expression
true => (),
false => {
println!("Noooo!");
},
};
match test {
//~^ ERROR: you seem to be trying to match on a boolean expression
false => {
println!("Noooo!");
},
_ => (),
};
match test && test {
//~^ ERROR: this boolean expression can be simplified
//~| NOTE: `-D clippy::nonminimal-bool` implied by `-D warnings`
//~| ERROR: you seem to be trying to match on a boolean expression
//~| ERROR: equal expressions as operands to `&&`
//~| NOTE: `#[deny(clippy::eq_op)]` on by default
false => {
println!("Noooo!");
},
_ => (),
};
match test {
//~^ ERROR: you seem to be trying to match on a boolean expression
false => {
println!("Noooo!");
},
true => {
println!("Yes!");
},
};
// Not linted
match option {
1..=10 => 1,
11..=20 => 2,
_ => 3,
};
// Don't lint
let _ = match test {
#[cfg(feature = "foo")]
true if option == 5 => 10,
true => 0,
false => 1,
};
}
fn main() {}