Merge pull request #291 from bjorg/graphql-request-fixes

GraphQLRequest fixes

Author: rose-a

src/GraphQL.Client/GraphQLHttpRequest.cs

@@ -16,7 +16,7 @@ public GraphQLHttpRequest(string query, object? variables = null, string? operat
         {
         }
 
-        public GraphQLHttpRequest(GraphQLRequest other): base(other.Query, other.Variables, other.OperationName)
+        public GraphQLHttpRequest(GraphQLRequest other): base(other)
         {
         }
 

src/GraphQL.Primitives/GraphQLRequest.cs

@@ -49,6 +49,8 @@ public GraphQLRequest(string query, object? variables = null, string? operationN
             OperationName = operationName;
         }
 
+        public GraphQLRequest(GraphQLRequest other): base(other) { }
+
         /// <summary>
         /// Returns a value that indicates whether this instance is equal to a specified object
         /// </summary>
@@ -82,16 +84,7 @@ public virtual bool Equals(GraphQLRequest? other)
         /// <summary>
         /// <inheritdoc cref="object.GetHashCode"/>
         /// </summary>
-        public override int GetHashCode()
-        {
-            unchecked
-            {
-                var hashCode = Query.GetHashCode();
-                hashCode = (hashCode * 397) ^ OperationName?.GetHashCode() ?? 0;
-                hashCode = (hashCode * 397) ^ Variables?.GetHashCode() ?? 0;
-                return hashCode;
-            }
-        }
+        public override int GetHashCode() => (Query, OperationName, Variables).GetHashCode();
 
         /// <summary>
         /// Tests whether two specified <see cref="GraphQLRequest"/> instances are equivalent