docs: refine interfaces scope

Signed-off-by: Jérôme Benoit <jerome.benoit@sap.com>

diff --git a/src/utility-types.ts b/src/utility-types.ts
index a2f3de1c293475ba8089c91a5715508c4e9d52cb..9ecf56577f999f4d56a5474917d522f644993749 100644 (file)
--- a/src/utility-types.ts
+++ b/src/utility-types.ts
@@ -24,6 +24,8 @@ export interface TaskError<Data = unknown> {
 
 /**
  * Task performance.
+ *
+ * @internal
  */
 export interface TaskPerformance {
   /**
@@ -42,6 +44,8 @@ export interface TaskPerformance {
 
 /**
  * Performance statistics computation.
+ *
+ * @internal
  */
 export interface WorkerStatistics {
   runTime: boolean