Add get_class_name and edit get_symbol_value

nac3artiq/src/symbol_resolver.rs

@@ -947,6 +947,28 @@ impl InnerResolver {
         }
     }
 
+    pub fn get_class_name(&self, field_id: StrRef, defs: &[Arc<RwLock<TopLevelDef>>]) -> Option<String> {
+
+        let field_to_val = self.field_to_val.read();
+        let class_id = field_to_val.iter().find_map(|(&(id, ref name), _)| {
+            if *name == field_id {
+                Some(id)
+            } else {
+                None
+            }
+        })?;
+
+        let id_to_def = self.id_to_def.read();
+        let def_id = id_to_def.get(&StrRef::from(class_id.to_string()))?;
+
+        let definition = defs[def_id.0].read();
+        if let TopLevelDef::Class { name, .. } = &*definition {
+            Some(name.to_string()) // return class name
+        } else {
+            None // then not a class
+        }
+    }
+    
     pub fn get_obj_value<'ctx>(
         &self,
         py: Python,
@@ -1513,11 +1535,13 @@ impl SymbolResolver for Resolver {
     fn get_symbol_value<'ctx>(
         &self,
         id: StrRef,
-        _: &mut CodeGenContext<'ctx, '_>,
+        ctx: &mut CodeGenContext<'ctx, '_>,
         _: &mut dyn CodeGenerator,
     ) -> Option<ValueEnum<'ctx>> {
-        let (resolved_id, is_dunder) = if id.starts_with("__") && !id.ends_with("__") && !id.to_string().contains('.') {
+        let (resolved_id, is_dunder) = if id.to_string().starts_with("__") && !id.to_string().ends_with("__") && !id.to_string().contains('.') {
-            if let Some(class_name) = self.get_class_name() {
+            let inner_resolver = &self.0;
+
+            if let Some(class_name) = inner_resolver.get_class_name(id, &ctx.top_level.definitions.read()) {
                 let stripped_class_name = class_name.trim_start_matches('_');
                 let mangled_id: StrRef = format!("_{}{}", stripped_class_name, id).into();
                 (mangled_id, true)