replace ioError with gg/errext.WithCleanup

1 files changed, 0 insertions, 37 deletions

diff --git a/errors.go b/errors.go
index 4002f58..0a58340 100644
--- a/errors.go
+++ b/errors.go
@@ -26,40 +26,3 @@ func (e MissingRecordError[R]) Error() string {
 	}
 	return "could not UPDATE record that does not exist in the database: " + strings.Join(keyDescs, ", ")
 }
-
-// ioError is an error type that contains:
-// - (optionally) a main error from an IO operation (e.g. a database read)
-// - an auxiliary error from closing or otherwise cleaning up the respective IO handle
-//
-// This is only used when there is a cleanup error.
-// Otherwise, the main error will be returned without being wrapped in this type.
-type ioError struct {
-	MainError        error
-	CleanupError     error
-	CleanupOperation string
-}
-
-func newIOError(err error, cleanupOperation string, cleanupErr error) error {
-	if cleanupErr == nil {
-		return err
-	}
-	return ioError{err, cleanupErr, cleanupOperation}
-}
-
-// Error implements the builtin/error interface.
-func (e ioError) Error() string {
-	if e.MainError == nil {
-		return fmt.Sprintf("during %s(): %s", e.CleanupOperation, e.CleanupError.Error())
-	} else {
-		return fmt.Sprintf("%s (additional error during %s(): %s)", e.MainError.Error(), e.CleanupOperation, e.CleanupError.Error())
-	}
-}
-
-// Unwrap implements the interface implied by the documentation of package errors.
-func (e ioError) Unwrap() []error {
-	if e.MainError == nil {
-		return []error{e.CleanupError}
-	} else {
-		return []error{e.MainError, e.CleanupError}
-	}
-}