Fix invoking suspend function

Author: varahash

src/main/kotlin/com/coxautodev/graphql/tools/MethodFieldResolver.kt

@@ -157,9 +157,7 @@ open class MethodFieldResolverDataFetcher(private val sourceResolver: SourceReso
 
         return if (isSuspendFunction) {
             GlobalScope.future(options.coroutineContext) {
-                suspendCoroutineUninterceptedOrReturn<Any?> { continuation ->
-                    methodAccess.invoke(source, methodIndex, *args + continuation)?.transformWithGenericWrapper(environment)
-                }
+                methodAccess.invokeSuspend(source, methodIndex, args)?.transformWithGenericWrapper(environment)
             }
         } else {
             methodAccess.invoke(source, methodIndex, *args)?.transformWithGenericWrapper(environment)
@@ -185,6 +183,12 @@ open class MethodFieldResolverDataFetcher(private val sourceResolver: SourceReso
     }
 }
 
+private suspend inline fun MethodAccess.invokeSuspend(target: Any, methodIndex: Int, args: Array<Any?>): Any? {
+    return suspendCoroutineUninterceptedOrReturn { continuation ->
+        invoke(target, methodIndex, *args + continuation)
+    }
+}
+
 class BatchedMethodFieldResolverDataFetcher(sourceResolver: SourceResolver, method: Method, args: List<ArgumentPlaceholder>, options: SchemaParserOptions) : MethodFieldResolverDataFetcher(sourceResolver, method, args, options) {
     @Batched
     override fun get(environment: DataFetchingEnvironment) = super.get(environment)