remove Bare type modifer

Author: yaacovCR

src/execution/types.ts

@@ -88,15 +88,15 @@ export interface FormattedSubsequentIncrementalExecutionResult<
   extensions?: TExtensions;
 }
 
-interface BareCompletedExecutionGroup<TData = ObjMap<unknown>> {
+interface ExecutionGroupResult<TData = ObjMap<unknown>> {
   errors?: ReadonlyArray<GraphQLError>;
   data: TData;
 }
 
 export interface IncrementalDeferResult<
   TData = ObjMap<unknown>,
   TExtensions = ObjMap<unknown>,
-> extends BareCompletedExecutionGroup<TData> {
+> extends ExecutionGroupResult<TData> {
   id: string;
   subPath?: ReadonlyArray<string | number>;
   extensions?: TExtensions;
@@ -113,15 +113,15 @@ export interface FormattedIncrementalDeferResult<
   extensions?: TExtensions;
 }
 
-interface BareStreamItemsResult<TData = ReadonlyArray<unknown>> {
+interface StreamItemsRecordResult<TData = ReadonlyArray<unknown>> {
   errors?: ReadonlyArray<GraphQLError>;
   items: TData;
 }
 
 export interface IncrementalStreamResult<
   TData = ReadonlyArray<unknown>,
   TExtensions = ObjMap<unknown>,
-> extends BareStreamItemsResult<TData> {
+> extends StreamItemsRecordResult<TData> {
   id: string;
   subPath?: ReadonlyArray<string | number>;
   extensions?: TExtensions;
@@ -185,7 +185,7 @@ export function isCompletedExecutionGroup(
 export interface SuccessfulExecutionGroup {
   pendingExecutionGroup: PendingExecutionGroup;
   path: Array<string | number>;
-  result: BareCompletedExecutionGroup;
+  result: ExecutionGroupResult;
   incrementalDataRecords: ReadonlyArray<IncrementalDataRecord> | undefined;
   errors?: never;
 }
@@ -259,11 +259,21 @@ export interface StreamRecord {
   streamItemQueue: Array<StreamItemRecord>;
 }
 
-export interface StreamItemsResult {
+export type StreamItemsResult =
+  | SuccessfulStreamItemsResult
+  | FailedStreamItemsResult;
+
+interface SuccessfulStreamItemsResult {
   streamRecord: StreamRecord;
-  result?: BareStreamItemsResult | undefined;
+  result?: StreamItemsRecordResult;
   incrementalDataRecords?: ReadonlyArray<IncrementalDataRecord> | undefined;
-  errors?: ReadonlyArray<GraphQLError> | undefined;
+  errors?: never;
+}
+
+interface FailedStreamItemsResult {
+  streamRecord: StreamRecord;
+  errors: ReadonlyArray<GraphQLError>;
+  result?: never;
 }
 
 export interface CancellableStreamRecord extends StreamRecord {