rust/tests/ui/impl-inherent-non-conflict.rs
2024-02-16 20:02:50 +00:00

24 lines
512 B
Rust

//@ run-pass
// Ensure that a user-defined type admits multiple inherent methods
// with the same name, which can be called on values that have a
// precise enough type to allow distinguishing between the methods.
struct Foo<T>(T);
impl Foo<usize> {
fn bar(&self) -> i32 { self.0 as i32 }
}
impl Foo<isize> {
fn bar(&self) -> i32 { -(self.0 as i32) }
}
fn main() {
let foo_u = Foo::<usize>(5);
assert_eq!(foo_u.bar(), 5);
let foo_i = Foo::<isize>(3);
assert_eq!(foo_i.bar(), -3);
}