From cab6decdbc54f55692c205bd34f92a8d493a5fe7 Mon Sep 17 00:00:00 2001
From: Jade Devin Cabatlao <jadedevin13@users.noreply.github.com>
Date: Sun, 22 Mar 2020 13:04:58 +0800
Subject: [PATCH] Implement GraphQLTypeAsync for Box (#582)

---
 juniper/src/types/pointers.rs | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/juniper/src/types/pointers.rs b/juniper/src/types/pointers.rs
index 6d32e4ac..b599b2ca 100644
--- a/juniper/src/types/pointers.rs
+++ b/juniper/src/types/pointers.rs
@@ -215,6 +215,23 @@ where
     }
 }
 
+impl<S, T, CtxT> crate::GraphQLTypeAsync<S> for Box<T>
+where
+    T: crate::GraphQLTypeAsync<S, Context = CtxT>,
+    T::TypeInfo: Send + Sync,
+    S: ScalarValue + Send + Sync,
+    CtxT: Send + Sync,
+{
+    fn resolve_async<'a>(
+        &'a self,
+        info: &'a Self::TypeInfo,
+        selection_set: Option<&'a [Selection<S>]>,
+        executor: &'a Executor<Self::Context, S>,
+    ) -> crate::BoxFuture<'a, crate::ExecutionResult<S>> {
+        (**self).resolve_async(info, selection_set, executor)
+    }
+}
+
 impl<'e, S, T> crate::GraphQLTypeAsync<S> for std::sync::Arc<T>
 where
     S: ScalarValue + Send + Sync,