nix support

src/api.rs

@@ -189,8 +189,6 @@ pub struct PlaylistEntry {
 pub struct Playlist(pub Vec<PlaylistEntry>);
 
 pub trait GetPropertyTypeHandler: Sized {
-    // TODO: fix this
-    #[allow(async_fn_in_trait)]
     async fn get_property_generic(instance: &Mpv, property: &str) -> Result<Self, Error>;
 }
 
@@ -207,8 +205,6 @@ where
 }
 
 pub trait SetPropertyTypeHandler<T> {
-    // TODO: fix this
-    #[allow(async_fn_in_trait)]
     async fn set_property_generic(instance: &Mpv, property: &str, value: T) -> Result<(), Error>;
 }