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struct MyType;
struct MyType2;
struct MyType3;
struct MyType4;
impl std::fmt::Display for MyType {
fn fmt(&self, x: &str) -> () { }
//~^ ERROR method `fmt` has an incompatible type
}
impl std::fmt::Display for MyType2 {
fn fmt(&self) -> () { }
//~^ ERROR method `fmt` has 1 parameter
}
impl std::fmt::Display for MyType3 {
fn fmt() -> () { }
//~^ ERROR method `fmt` has a `&self` declaration in the trait
}
impl std::fmt::Display for MyType4 {}
//~^ ERROR not all trait items
fn main() {}
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