10 breaking releases
0.11.0 | Jul 3, 2024 |
---|---|
0.9.0 | Jul 3, 2024 |
#1062 in Rust patterns
4KB
delegare
Pros
- Faster than
auto_delegate
crate - Easier than
deleagate
crate
Cons
- All delegatable traits must be object safe.
example of this crate
#[delegate]
pub trait Read {
fn read(&self) -> &usize;
}
#[derive(Delegate)]
struct Wrapper<R>
where
R: Read,
{
#[to(Read)]
inner: R,
}
struct Io {
value: usize,
}
impl Read for Io {
fn read(&self) -> &usize {
&self.value
}
}
fn main() {
let wrapper = Wrapper {
inner: Io { value: 1 },
};
wrapper.read();
}
Dependencies
~255–700KB
~17K SLoC