v0.0.513

exerr/exerr.go

@@ -38,6 +38,13 @@ func (ee *ExErr) Error() string {
 // Unwrap must be implemented so that some error.XXX methods work
 func (ee *ExErr) Unwrap() error {
 	if ee.OriginalError == nil {
+
+		if ee.WrappedErr != nil {
+			if werr, ok := ee.WrappedErr.(error); ok {
+				return werr
+			}
+		}
+
 		return nil // this is neccessary - otherwise we return a wrapped nil and the `x == nil` comparison fails (= panic in errors.Is and other failures)
 	}
 	return ee.OriginalError