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// run-rustfix use std::fmt::{self, Display}; fn main() { let a = Foo; if a.to_string() != "bar" { println!("foo"); } if "bar" != a.to_string() { println!("foo"); } } struct Foo; impl Display for Foo { fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { write!(f, "foo") } } impl PartialEq<&str> for Foo { fn eq(&self, other: &&str) -> bool { "foo" == *other } }