From eb11a23428fb93841b7bc6bafef52932b83a9fc6 Mon Sep 17 00:00:00 2001
From: Pruthvikar Reddy <pruthvikar@gmail.com>
Date: Tue, 30 Nov 2021 19:55:53 +0000
Subject: [PATCH 1/2] Added extension support

---
 graphql_client/src/lib.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/graphql_client/src/lib.rs b/graphql_client/src/lib.rs
index 17f1e170..6662c4db 100644
--- a/graphql_client/src/lib.rs
+++ b/graphql_client/src/lib.rs
@@ -181,6 +181,7 @@ impl Display for PathFragment {
 ///             extensions: None,
 ///         },
 ///     ]),
+///     extensions: None,
 /// };
 ///
 /// assert_eq!(body, expected);
@@ -275,6 +276,7 @@ impl Display for Error {
 ///         dogs: vec![Dog { name: "Strelka".to_owned() }],
 ///     }),
 ///     errors: Some(vec![]),
+///     extensions: None,
 /// };
 ///
 /// assert_eq!(body, expected);
@@ -288,6 +290,8 @@ pub struct Response<Data> {
     pub data: Option<Data>,
     /// The top-level errors returned by the server.
     pub errors: Option<Vec<Error>>,
+    /// The top-level errors returned by the server.
+    pub extensions: Option<serde_json::Value>,
 }
 
 #[cfg(test)]

From efffcd1411c68b9ca637f6ae9a00f1383309b067 Mon Sep 17 00:00:00 2001
From: Pruthvikar Reddy <pruthvikar@gmail.com>
Date: Sat, 4 Dec 2021 09:36:14 +0000
Subject: [PATCH 2/2] Changed extension type to map and added link to GraphQL
 spec on extensions

---
 graphql_client/src/lib.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/graphql_client/src/lib.rs b/graphql_client/src/lib.rs
index 6662c4db..c78548c4 100644
--- a/graphql_client/src/lib.rs
+++ b/graphql_client/src/lib.rs
@@ -290,8 +290,9 @@ pub struct Response<Data> {
     pub data: Option<Data>,
     /// The top-level errors returned by the server.
     pub errors: Option<Vec<Error>>,
-    /// The top-level errors returned by the server.
-    pub extensions: Option<serde_json::Value>,
+    /// Additional extensions. Their exact format is defined by the server.
+    /// See [GraphQL Response Specification](https://github.com/graphql/graphql-spec/blob/main/spec/Section%207%20--%20Response.md#response-format)
+    pub extensions: Option<HashMap<String, serde_json::Value>>,
 }
 
 #[cfg(test)]