Merge pull request #420 from LegNeato/async-await

Replace `futures::future::FutureExt::boxed` with `Box::pin`Rebase on master and

juniper/src/lib.rs

@@ -181,7 +181,7 @@ pub use crate::{
 pub type BoxFuture<'a, T> = std::pin::Pin<Box<dyn std::future::Future<Output = T> + 'a + Send>>;
 
 #[cfg(feature = "async")]
-pub use crate::types::async_await::{GraphQLTypeAsync};
+pub use crate::types::async_await::GraphQLTypeAsync;
 
 /// An error that prevented query execution
 #[derive(Debug, PartialEq)]

juniper/src/macros/scalar.rs

@@ -432,7 +432,7 @@ macro_rules! graphql_scalar {
                     use $crate::GraphQLType;
                     use futures::future;
                     let v = self.resolve(info, selection_set, executor);
-                    future::FutureExt::boxed(future::ready(v))
+                    Box::pin(future::ready(v))
                 }
             }
         );

juniper/src/schema/schema.rs

@@ -99,7 +99,7 @@ where
         match field_name {
             "__schema" | "__type" => {
                 let v = self.resolve_field(info, field_name, arguments, executor);
-                ready(v).boxed()
+                Box::pin(ready(v))
             }
             _ => self
                 .query_type

juniper/src/types/async_await.rs

@@ -1,9 +1,12 @@
+use crate::{
+    ast::{Directive, FromInputValue, InputValue, Selection},
+    value::{Object, ScalarRefValue, ScalarValue, Value},
+};
 
-use crate::ast::{Directive, FromInputValue, InputValue, Selection};
-use crate::value::{Object, ScalarRefValue, ScalarValue, Value};
-
-use crate::executor::{ExecutionResult, Executor};
-use crate::parser::Spanning;
+use crate::{
+    executor::{ExecutionResult, Executor},
+    parser::Spanning,
+};
 
 use crate::BoxFuture;
 
@@ -57,9 +60,12 @@ where
     'e: 'a,
     for<'b> &'b S: ScalarRefValue<'b>,
 {
-    use futures::future::FutureExt;
-
-    resolve_selection_set_into_async_recursive(instance, info, selection_set, executor).boxed()
+    Box::pin(resolve_selection_set_into_async_recursive(
+        instance,
+        info,
+        selection_set,
+        executor,
+    ))
 }
 
 struct AsyncField<S> {
@@ -86,10 +92,7 @@ where
     CtxT: Send + Sync,
     for<'b> &'b S: ScalarRefValue<'b>,
 {
-    use futures::{
-        future::FutureExt,
-        stream::{FuturesOrdered, StreamExt},
-    };
+    use futures::stream::{FuturesOrdered, StreamExt};
 
     let mut object = Object::with_capacity(selection_set.len());
 
@@ -180,7 +183,7 @@ where
                         value,
                     })
                 };
-                async_values.push(field_future.boxed());
+                async_values.push(Box::pin(field_future));
             }
             Selection::FragmentSpread(Spanning {
                 item: ref spread, ..
@@ -203,7 +206,7 @@ where
                     .await;
                     AsyncValue::Nested(value)
                 };
-                async_values.push(f.boxed());
+                async_values.push(Box::pin(f));
             }
             Selection::InlineFragment(Spanning {
                 item: ref fragment,
@@ -247,7 +250,7 @@ where
                         .await;
                         AsyncValue::Nested(value)
                     };
-                    async_values.push(f.boxed());
+                    async_values.push(Box::pin(f));
                 }
             }
         }

juniper/src/types/containers.rs

@@ -272,7 +272,7 @@ where
         executor: &'a Executor<Self::Context, S>,
     ) -> crate::BoxFuture<'a, Value<S>> {
         let f = resolve_into_list_async(executor, info, self.iter());
-        futures::future::FutureExt::boxed(f)
+        Box::pin(f)
     }
 }
 
@@ -292,7 +292,7 @@ where
         executor: &'a Executor<Self::Context, S>,
     ) -> crate::BoxFuture<'a, Value<S>> {
         let f = resolve_into_list_async(executor, info, self.iter());
-        futures::future::FutureExt::boxed(f)
+        Box::pin(f)
     }
 }
 
@@ -317,6 +317,6 @@ where
                 None => Value::null(),
             }
         };
-        futures::future::FutureExt::boxed(f)
+        Box::pin(f)
     }
 }

juniper_rocket/src/lib.rs

@@ -42,14 +42,14 @@ Check the LICENSE file for details.
 
 use std::{
     error::Error,
-    io::Cursor,
+    io::{Cursor, Read},
 };
 
 use rocket::{
-    data::{FromDataFuture, FromDataSimple},
+    data::{FromDataSimple, Outcome as FromDataOutcome},
     http::{ContentType, RawStr, Status},
     request::{FormItems, FromForm, FromFormValue},
-    response::{content, Responder, Response, ResultFuture},
+    response::{content, Responder, Response},
     Data,
     Outcome::{Failure, Forward, Success},
     Request,