Api types

src/apitypes.rs

@@ -10,9 +10,28 @@ impl<T> ContPayload for T where T: fmt::Debug + Serialize + Send {}
 pub trait UserApiType: ToCborValue {}
 
 pub trait ToUserFacingApiType {
-    fn to_user_facing_api_type(self) -> Box<dyn UserApiType>;
+    fn to_user_facing_api_type(self: Self) -> Box<dyn UserApiType>;
+    fn to_user_facing_api_type_box(self: Box<Self>) -> Box<dyn UserApiType>;
 }
 
+#[derive(Debug, Serialize)]
+pub struct EmptyStruct {}
+
+impl EmptyStruct {
+    pub fn new() -> Self {
+        Self {}
+    }
+}
+
+impl ToCborValue for EmptyStruct {
+    fn to_cbor_value(&self) -> Result<ciborium::Value, ciborium::value::Error> {
+        let ret = ciborium::Value::Map(Vec::new());
+        Ok(ret)
+    }
+}
+
+impl UserApiType for EmptyStruct {}
+
 #[derive(Serialize)]
 pub struct ContainerEventsApi<EVT>
 where

src/timebin.rs

@@ -112,12 +112,6 @@ pub trait BinningggContainerEventsDyn:
     fn as_mergeable_dyn_mut(&mut self) -> &mut dyn MergeableDyn;
 }
 
-impl ToUserFacingApiType for Box<dyn BinningggContainerEventsDyn> {
-    fn to_user_facing_api_type(self) -> Box<dyn crate::apitypes::UserApiType> {
-        let inner = *self;
-    }
-}
-
 impl<T> MergeableDyn for Box<T>
 where
     T: MergeableDyn,