Merge pull request #616 from sangria-graphql/revert_new_implicit

Revert "Merge pull request #600 from ocordsen/master"

modules/core/src/main/scala/sangria/macros/derive/GraphQLOutputTypeLookup.scala

@@ -17,12 +17,6 @@ object GraphQLOutputTypeLookup extends GraphQLOutputTypeLookupLowPrio {
       override val graphqlType: OutputType[T] = out
     }
 
-  implicit def interfaceLookup[T](implicit
-      interfaceType: InterfaceType[_, T]): GraphQLOutputTypeLookup[T] =
-    new GraphQLOutputTypeLookup[T] {
-      override def graphqlType: OutputType[T] = interfaceType
-    }
-
   implicit def optionLookup[T: GraphQLOutputTypeLookup]: GraphQLOutputTypeLookup[Option[T]] =
     new GraphQLOutputTypeLookup[Option[T]] {
       override val graphqlType: OptionType[T] = OptionType(

modules/core/src/test/scala/sangria/macros/derive/DeriveObjectTypeMacroSpec.scala

@@ -776,26 +776,5 @@ class DeriveObjectTypeMacroSpec extends AnyWordSpec with Matchers with FutureRes
 
       "deriveObjectType[Unit, TestContainer[TestSubject]]()" should compile
     }
-
-    "derive a context object type with an implicit interface type and an implicit object type implementing the interface" in {
-      trait Parent3 {
-        def id: String
-      }
-
-      case class TestSubject1(id: String, list: List[String] = Nil, excluded: Int) extends Parent3
-
-      implicit val Parent3Type = InterfaceType(
-        "Parent3",
-        fields[Unit, Parent3](Field("id", StringType, resolve = _.value.id)))
-
-      implicit val TestSubject1Type = deriveObjectType[Unit, TestSubject1](Interfaces(Parent3Type))
-
-      class Query {
-        @GraphQLField
-        def myMethod: Parent3 = TestSubject1("123", List("1", "2", "3"), 123)
-      }
-
-      "deriveContextObjectType[Unit, Query, Unit](_ => new Query)" should compile
-    }
   }
 }