Update iron to central GraphQLBatch* enums (#611)

Author: LegNeato

juniper_iron/src/lib.rs

@@ -122,72 +122,10 @@ use std::{error::Error, fmt, io::Read};
 use serde_json::error::Error as SerdeError;
 
 use juniper::{
-    http, serde::Deserialize, DefaultScalarValue, GraphQLType, InputValue, RootNode, ScalarValue,
+    http, http::GraphQLBatchRequest, DefaultScalarValue, GraphQLType, InputValue, RootNode,
+    ScalarValue,
 };
 
-#[derive(serde_derive::Deserialize)]
-#[serde(untagged)]
-#[serde(bound = "InputValue<S>: Deserialize<'de>")]
-enum GraphQLBatchRequest<S = DefaultScalarValue>
-where
-    S: ScalarValue,
-{
-    Single(http::GraphQLRequest<S>),
-    Batch(Vec<http::GraphQLRequest<S>>),
-}
-
-#[derive(serde_derive::Serialize)]
-#[serde(untagged)]
-enum GraphQLBatchResponse<'a, S = DefaultScalarValue>
-where
-    S: ScalarValue,
-{
-    Single(http::GraphQLResponse<'a, S>),
-    Batch(Vec<http::GraphQLResponse<'a, S>>),
-}
-
-impl<S> GraphQLBatchRequest<S>
-where
-    S: ScalarValue,
-{
-    pub fn execute_sync<'a, CtxT, QueryT, MutationT, Subscription>(
-        &'a self,
-        root_node: &'a RootNode<QueryT, MutationT, Subscription, S>,
-        context: &CtxT,
-    ) -> GraphQLBatchResponse<'a, S>
-    where
-        QueryT: GraphQLType<S, Context = CtxT>,
-        MutationT: GraphQLType<S, Context = CtxT>,
-        Subscription: GraphQLType<S, Context = CtxT>,
-    {
-        match *self {
-            GraphQLBatchRequest::Single(ref request) => {
-                GraphQLBatchResponse::Single(request.execute_sync(root_node, context))
-            }
-            GraphQLBatchRequest::Batch(ref requests) => GraphQLBatchResponse::Batch(
-                requests
-                    .iter()
-                    .map(|request| request.execute_sync(root_node, context))
-                    .collect(),
-            ),
-        }
-    }
-}
-
-impl<'a, S> GraphQLBatchResponse<'a, S>
-where
-    S: ScalarValue,
-{
-    fn is_ok(&self) -> bool {
-        match *self {
-            GraphQLBatchResponse::Single(ref response) => response.is_ok(),
-            GraphQLBatchResponse::Batch(ref responses) => {
-                responses.iter().all(|response| response.is_ok())
-            }
-        }
-    }
-}
-
 /// Handler that executes `GraphQL` queries in the given schema
 ///
 /// The handler responds to GET requests and POST requests only. In GET