better error for qualified associated types

1 files changed, 4 insertions, 0 deletions

diff --git a/src/transform.rs b/src/transform.rs
index 74ab9e6..eed48c4 100644
--- a/src/transform.rs
+++ b/src/transform.rs
@@ -26,6 +26,7 @@ pub enum TransformError {
     UnsupportedType,
     ExpectedAtLeastNTypes(usize),
     AssocTypeAfterFirstNTypes(usize, Ident),
+    QualifiedAssociatedType,
     QualifiedSelfAssociatedType,
 }
 
@@ -119,6 +120,9 @@ impl TypeConverter<'_> {
         {
             if let Type::Path(self_path) = qself.ty.as_ref() {
                 if self_path.path.segments[0].ident == "Self" {
+                    if !self_path.path.is_ident("Self") {
+                        return Err((self_path.span(), TransformError::QualifiedAssociatedType));
+                    }
                     return Err((
                         self_path.span(),
                         TransformError::QualifiedSelfAssociatedType,