Merge pull request #146 from dtolnay/complexity

Suppress type_complexity lint in generated code

Author: dtolnay

src/expand.rs

@@ -112,6 +112,7 @@ pub fn expand(input: &mut Item, is_local: bool) {
 fn lint_suppress_with_body() -> Attribute {
     parse_quote! {
         #[allow(
+            clippy::type_complexity,
             clippy::type_repetition_in_bounds,
             clippy::used_underscore_binding
         )]
@@ -120,7 +121,10 @@ fn lint_suppress_with_body() -> Attribute {
 
 fn lint_suppress_without_body() -> Attribute {
     parse_quote! {
-        #[allow(clippy::type_repetition_in_bounds)]
+        #[allow(
+            clippy::type_complexity,
+            clippy::type_repetition_in_bounds
+        )]
     }
 }
 

tests/test.rs

@@ -1218,3 +1218,18 @@ pub mod drop_order {
         assert!(!flag.load(Ordering::Acquire));
     }
 }
+
+// https://github.com/dtolnay/async-trait/issues/145
+pub mod issue145 {
+    #![deny(clippy::type_complexity)]
+
+    use async_trait::async_trait;
+
+    #[async_trait]
+    pub trait ManageConnection: Sized + Send + Sync + 'static {
+        type Connection: Send + 'static;
+        type Error: Send + 'static;
+
+        async fn connect(&self) -> Result<Self::Connection, Self::Error>;
+    }
+}