used Error.isError

Author: mertcanaltin

lib/logger.js

@@ -287,13 +287,7 @@ class Logger {
    * @private
    */
   [kIsError](value) {
-    // TODO(@mertcanaltin): Use ErrorIsError from primordials when available
-    // For now, use manual check until ErrorIsError is added to primordials
-
-    return value !== null &&
-           typeof value === 'object' &&
-           (ObjectPrototypeToString(value) === '[object Error]' ||
-           value instanceof Error);
+    return Error.isError(value);
   }
 
   /**