rust/tests/ui/traits/test-2.rs

18 lines
510 B
Rust

#[allow(non_camel_case_types)]
trait bar { fn dup(&self) -> Self; fn blah<X>(&self); }
impl bar for i32 { fn dup(&self) -> i32 { *self } fn blah<X>(&self) {} }
impl bar for u32 { fn dup(&self) -> u32 { *self } fn blah<X>(&self) {} }
fn main() {
10.dup::<i32>();
//~^ ERROR method takes 0 generic arguments but 1
10.blah::<i32, i32>();
//~^ ERROR method takes 1 generic argument but 2
(Box::new(10) as Box<dyn bar>).dup();
//~^ ERROR E0038
//~| ERROR E0038
//~| ERROR E0038
}