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// edition: 2021
use std::collections::HashMap;
use std::future::Future;
use std::pin::Pin;
pub trait Trait {
fn do_something<'async_trait>(byte: u8)
->
Pin<Box<dyn Future<Output = ()> +
Send + 'async_trait>>;
}
pub struct Struct;
impl Trait for Struct {
fn do_something<'async_trait>(byte: u8)
->
Pin<Box<dyn Future<Output = ()> +
Send + 'async_trait>> {
Box::pin(
async move { let byte = byte; let _: () = {}; })
}
}
pub struct Map {
map: HashMap<u16, fn(u8) -> Pin<Box<dyn Future<Output = ()> + Send>>>,
}
impl Map {
pub fn new() -> Self {
let mut map = HashMap::new();
map.insert(1, Struct::do_something);
Self { map }
//~^ ERROR mismatched types
}
}
fn main() {}
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