Merge pull request #13 from dtolnay/self

Support arbitrary self types

Author: dtolnay

src/expand.rs

@@ -294,6 +294,14 @@ fn transform_block(context: Context, sig: &mut MethodSig, block: &mut Block, has
                 };
             }
         },
+        Some(FnArg::Captured(ArgCaptured {
+            pat: Pat::Ident(arg),
+            ..
+        })) => {
+            if arg.ident == "self" {
+                arg.ident = Ident::new("_self", arg.ident.span());
+            }
+        }
         _ => {}
     }
 

tests/test.rs

@@ -158,3 +158,21 @@ mod issue9 {
         async fn f(_x: Self) {}
     }
 }
+
+// https://github.com/dtolnay/async-trait/issues/11
+mod issue11 {
+    use async_trait::async_trait;
+    use std::sync::Arc;
+
+    #[async_trait]
+    trait Issue11 {
+        async fn example(self: Arc<Self>);
+    }
+
+    struct Struct;
+
+    #[async_trait]
+    impl Issue11 for Struct {
+        async fn example(self: Arc<Self>) {}
+    }
+}