Add http::GraphQLResponse::into_result() method (#1293)

Co-authored-by: Kai Ren <tyranron@gmail.com>

Author: RyogaK

juniper/CHANGELOG.md

@@ -43,6 +43,7 @@ All user visible changes to `juniper` crate will be documented in this file. Thi
     - `jiff::tz::TimeZone` as `TimeZoneOrUtcOffset` and `TimeZone` scalars.
     - `jiff::tz::Offset` as `UtcOffset` scalar.
     - `jiff::Span` as `Duration` scalar.
+- `http::GraphQLResponse::into_result()` method. ([#1293])
 
 ### Changed
 
@@ -62,6 +63,7 @@ All user visible changes to `juniper` crate will be documented in this file. Thi
 [#1281]: /../../pull/1281
 [#1284]: /../../pull/1284
 [#1287]: /../../issues/1287
+[#1293]: /../../pull/1293
 [#1311]: /../../pull/1311
 [#1316]: /../../pull/1316
 [#1318]: /../../pull/1318

juniper/src/http/mod.rs

@@ -171,20 +171,28 @@ impl<S> GraphQLResponse<S>
 where
     S: ScalarValue,
 {
-    /// Constructs new `GraphQLResponse` using the given result
+    /// Constructs a new [`GraphQLResponse`] from the provided execution [`Result`].
+    #[must_use]
     pub fn from_result(r: Result<(Value<S>, Vec<ExecutionError<S>>), GraphQLError>) -> Self {
         Self(r)
     }
 
-    /// Constructs an error response outside of the normal execution flow
+    /// Unwraps this [`GraphQLResponse`] into its underlying execution [`Result`].
+    pub fn into_result(self) -> Result<(Value<S>, Vec<ExecutionError<S>>), GraphQLError> {
+        self.0
+    }
+
+    /// Constructs an error [`GraphQLResponse`] outside the normal execution flow.
+    #[must_use]
     pub fn error(error: FieldError<S>) -> Self {
-        GraphQLResponse(Ok((Value::null(), vec![ExecutionError::at_origin(error)])))
+        Self(Ok((Value::null(), vec![ExecutionError::at_origin(error)])))
     }
 
-    /// Was the request successful or not?
+    /// Indicates whether this [`GraphQLResponse`] contains a successful execution [`Result`].
     ///
-    /// Note that there still might be errors in the response even though it's
-    /// considered OK. This is by design in GraphQL.
+    /// **NOTE**: There still might be errors in the response even though it's considered OK.
+    ///           This is by design in GraphQL.
+    #[must_use]
     pub fn is_ok(&self) -> bool {
         self.0.is_ok()
     }