| //@run-rustfix |
| |
| #![allow(clippy::needless_if)] |
| #![warn(clippy::bool_comparison)] |
| #![allow(clippy::incorrect_partial_ord_impl_on_ord_type)] |
| |
| fn main() { |
| let x = true; |
| if x == true { |
| "yes" |
| } else { |
| "no" |
| }; |
| if x == false { |
| "yes" |
| } else { |
| "no" |
| }; |
| if true == x { |
| "yes" |
| } else { |
| "no" |
| }; |
| if false == x { |
| "yes" |
| } else { |
| "no" |
| }; |
| if x != true { |
| "yes" |
| } else { |
| "no" |
| }; |
| if x != false { |
| "yes" |
| } else { |
| "no" |
| }; |
| if true != x { |
| "yes" |
| } else { |
| "no" |
| }; |
| if false != x { |
| "yes" |
| } else { |
| "no" |
| }; |
| if x < true { |
| "yes" |
| } else { |
| "no" |
| }; |
| if false < x { |
| "yes" |
| } else { |
| "no" |
| }; |
| if x > false { |
| "yes" |
| } else { |
| "no" |
| }; |
| if true > x { |
| "yes" |
| } else { |
| "no" |
| }; |
| let y = true; |
| if x < y { |
| "yes" |
| } else { |
| "no" |
| }; |
| if x > y { |
| "yes" |
| } else { |
| "no" |
| }; |
| } |
| |
| #[allow(dead_code)] |
| fn issue3703() { |
| struct Foo; |
| impl PartialEq<bool> for Foo { |
| fn eq(&self, _: &bool) -> bool { |
| true |
| } |
| } |
| impl PartialEq<Foo> for bool { |
| fn eq(&self, _: &Foo) -> bool { |
| true |
| } |
| } |
| impl PartialOrd<bool> for Foo { |
| fn partial_cmp(&self, _: &bool) -> Option<std::cmp::Ordering> { |
| None |
| } |
| } |
| impl PartialOrd<Foo> for bool { |
| fn partial_cmp(&self, _: &Foo) -> Option<std::cmp::Ordering> { |
| None |
| } |
| } |
| |
| if Foo == true {} |
| if true == Foo {} |
| if Foo != true {} |
| if true != Foo {} |
| if Foo == false {} |
| if false == Foo {} |
| if Foo != false {} |
| if false != Foo {} |
| if Foo < false {} |
| if false < Foo {} |
| } |
| |
| #[allow(dead_code)] |
| fn issue4983() { |
| let a = true; |
| let b = false; |
| |
| if a == !b {}; |
| if !a == b {}; |
| if a == b {}; |
| if !a == !b {}; |
| |
| if b == !a {}; |
| if !b == a {}; |
| if b == a {}; |
| if !b == !a {}; |
| } |
| |
| macro_rules! m { |
| ($func:ident) => { |
| $func() |
| }; |
| } |
| |
| fn func() -> bool { |
| true |
| } |
| |
| #[allow(dead_code)] |
| fn issue3973() { |
| // ok, don't lint on `cfg` invocation |
| if false == cfg!(feature = "debugging") {} |
| if cfg!(feature = "debugging") == false {} |
| if true == cfg!(feature = "debugging") {} |
| if cfg!(feature = "debugging") == true {} |
| |
| // lint, could be simplified |
| if false == m!(func) {} |
| if m!(func) == false {} |
| if true == m!(func) {} |
| if m!(func) == true {} |
| |
| // no lint with a variable |
| let is_debug = false; |
| if is_debug == cfg!(feature = "debugging") {} |
| if cfg!(feature = "debugging") == is_debug {} |
| if is_debug == m!(func) {} |
| if m!(func) == is_debug {} |
| let is_debug = true; |
| if is_debug == cfg!(feature = "debugging") {} |
| if cfg!(feature = "debugging") == is_debug {} |
| if is_debug == m!(func) {} |
| if m!(func) == is_debug {} |
| } |
