Browse Source

Testing generic returns

master
Julio Biason 3 years ago
parent
commit
f6e41ccb74
  1. 24
      genreturn.rs

24
genreturn.rs

@ -0,0 +1,24 @@
// Check if one can create a function that returns generics (instead of, say,
// dyn).
trait SomeTrait {}
// "marker" struct
#[derive(Debug)]
struct SomeStruct {
field: u8,
}
impl SomeTrait for SomeStruct {}
fn gen_function<T>() -> T
where
T: SomeTrait,
{
SomeStruct { field: 10 }
}
fn main() {
let result = gen_function();
println!("{:?}", result);
}
Loading…
Cancel
Save