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#![allow(unused)]
pub trait Trait {
type Assoc<'a> where Self: 'a;
fn f(&self) -> Self::Assoc<'_>;
// Disallow elision in return position, for now
fn g(&self) -> Self::Assoc;
//~^ ERROR missing generics for associated type `Trait::Assoc`
}
pub struct Struct {
item: f32
}
pub struct GenericStruct<'a> {
ref_item: &'a f32
}
impl Trait for Struct {
type Assoc<'a> = GenericStruct<'a>;
fn f(&self) -> Self::Assoc<'_> {
Self::Assoc {
ref_item: &self.item
}
}
// Disallow elision in return position, for now
fn g(&self) -> Self::Assoc {
//~^ ERROR missing generics for associated type `Trait::Assoc`
todo!()
}
}
fn main() {}
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