From 4e86d9f17cae529279ffa95b28cfc90e48ded65e Mon Sep 17 00:00:00 2001
From: Miaxos <an.griffon@gmail.com>
Date: Wed, 18 Aug 2021 14:22:17 +0000
Subject: [PATCH 1/2] fix: add test case for serializing issue

---
 tests/serializer_uuid.rs | 42 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 tests/serializer_uuid.rs

diff --git a/tests/serializer_uuid.rs b/tests/serializer_uuid.rs
new file mode 100644
index 00000000..ea32bdf8
--- /dev/null
+++ b/tests/serializer_uuid.rs
@@ -0,0 +1,42 @@
+use async_graphql::*;
+use serde::{Deserialize, Serialize};
+
+#[derive(Serialize, Deserialize)]
+#[repr(transparent)]
+#[serde(transparent)]
+struct AssetId(pub uuid::Uuid);
+
+async_graphql::scalar!(AssetId);
+
+#[tokio::test]
+/// Test case for
+/// https://github.com/async-graphql/async-graphql/issues/603
+pub async fn test_serialize_uuid() {
+    let generated_uuid = uuid::Uuid::new_v4();
+
+    struct Query {
+        data: AssetId,
+    }
+
+    #[Object]
+    impl Query {
+        async fn data(&self) -> &AssetId {
+            &self.data
+        }
+    }
+
+    let schema = Schema::new(
+        Query {
+            data: AssetId(generated_uuid),
+        },
+        EmptyMutation,
+        EmptySubscription,
+    );
+    let query = r#"{ data }"#;
+    assert_eq!(
+        schema.execute(query).await.data,
+        value!({
+            "data": generated_uuid.to_string(),
+        })
+    );
+}

From c61abea1f1fe3b8eafb12d8ec5f6f52ecbdd52ab Mon Sep 17 00:00:00 2001
From: Miaxos <an.griffon@gmail.com>
Date: Wed, 18 Aug 2021 14:51:40 +0000
Subject: [PATCH 2/2] fix: add human readable for serializer

---
 value/src/serializer.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/value/src/serializer.rs b/value/src/serializer.rs
index 90fabc9b..1db14dfe 100644
--- a/value/src/serializer.rs
+++ b/value/src/serializer.rs
@@ -249,7 +249,7 @@ impl ser::Serializer for Serializer {
 
     #[inline]
     fn is_human_readable(&self) -> bool {
-        false
+        true
     }
 }