File: trait_obj_default_method.rs

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rust-auto-impl 1.3.0-1
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use auto_impl::auto_impl;


#[auto_impl(Box)]
trait Trait {
    fn bar(&self);

    #[auto_impl(keep_default_for(Box))]
    fn foo(self) where Self: Sized {}
}

fn assert_impl<T: Trait>() {}

struct Foo {}
impl Trait for Foo {
    fn bar(&self) {}
}

fn main() {
    assert_impl::<Foo>();
    assert_impl::<Box<dyn Trait>>();
}