diff --git a/crates/backend/src/codegen/struct.rs b/crates/backend/src/codegen/struct.rs
index 07718f4a..655d6ab5 100644
--- a/crates/backend/src/codegen/struct.rs
+++ b/crates/backend/src/codegen/struct.rs
@@ -245,7 +245,7 @@ impl NapiStruct {
       }) = &ty
       {
         if let Some(last_path) = segments.last() {
-          last_path.ident.to_string() == "Option"
+          last_path.ident == "Option"
         } else {
           false
         }
diff --git a/crates/backend/src/typegen.rs b/crates/backend/src/typegen.rs
index e606fd09..8076e4b9 100644
--- a/crates/backend/src/typegen.rs
+++ b/crates/backend/src/typegen.rs
@@ -264,7 +264,7 @@ pub fn ty_to_ts_type(ty: &Type, is_return_ty: bool) -> (String, bool) {
               .get(rust_ty.as_str())
               .map(|a| (a.to_owned(), false))
           });
-          ts_ty = type_alias.or_else(|| Some((rust_ty, false)));
+          ts_ty = type_alias.or(Some((rust_ty, false)));
         }
       }
 
diff --git a/examples/napi/src/object.rs b/examples/napi/src/object.rs
index 6faeca0c..741c74cf 100644
--- a/examples/napi/src/object.rs
+++ b/examples/napi/src/object.rs
@@ -36,7 +36,7 @@ struct AllOptionalObject {
 
 #[napi]
 fn receive_all_optional_object(obj: Option<AllOptionalObject>) -> Result<()> {
-  if !obj.is_none() {
+  if obj.is_some() {
     assert!(obj.as_ref().unwrap().name.is_none());
     assert!(obj.as_ref().unwrap().age.is_none());
   }