make note of subkernel id, and destination at some point

nac3artiq/src/lib.rs

@@ -415,6 +415,7 @@ impl Nac3 {
         let mut module_to_resolver_cache: HashMap<u64, _> = HashMap::new();
 
         let mut rpc_ids = vec![];
+        let mut subkernel_ids = vec![];
         for (stmt, path, module) in &self.top_levels {
             let py_module: &PyAny = module.extract(py)?;
             let module_id: u64 = id_fn.call1((py_module,))?.extract()?;
@@ -484,7 +485,8 @@ impl Nac3 {
                         rpc_ids.push((None, def_id));
                     } else if decorator_list.iter().any(|decorator| matches!(decorator.node, ExprKind::Name { id, .. } if id == "subkernel".into())) {
                         store_fun.call1(py, (def_id.0.into_py(py), module.getattr(py, name.to_string().as_str()).unwrap())).unwrap();
-                        //rpc_ids.push((None, def_id));
+                        let dest = decorator_list.SOMETHING
+                        subkernel_rpc_ids.push((None, def_id, dest));
                     }
                 }
                 StmtKind::ClassDef { name, body, .. } => {
@@ -500,6 +502,15 @@ impl Nac3 {
                                     )));
                                 }
                                 rpc_ids.push((Some((class_obj.clone(), *name)), def_id));
+                            } else if decorator_list.iter().any(|decorator| matches!(decorator.node, ExprKind::Name { id, .. } if id == "subkernel".into())) {
+                                if name == &"__init__".into() {
+                                    return Err(CompileError::new_err(format!(
+                                        "compilation failed\n----------\nThe constructor of class {} should not be decorated with subkernel decorator (at {})",
+                                        class_name, stmt.location
+                                    )));
+                                }
+                                let dest = decorator_list.iter(). // figure out what's in the decorator list
+                                subkernel_ids.push((Some((class_obj.clone(), *name)), def_id, dest));
                             }
                         }
                     }

nac3core/src/toplevel/composer.rs

@@ -2057,6 +2057,13 @@ impl TopLevelComposer {
                         instance_to_symbol.insert(String::new(), simple_name.to_string());
                         continue;
                     }
+                    if !decorator_list.is_empty()
+                        && matches!(&decorator_list[0].node,
+                            ast::ExprKind::Name{ id, .. } if id == &"subkernel".into())
+                    {
+                        instance_to_symbol.insert(String::new(), simple_name.to_string());
+                        continue;
+                    }
 
                     let fun_body = body
                         .into_iter()