1 files changed, 28 insertions, 0 deletions
diff --git a/refstore/files/update_error.go b/refstore/files/update_error.go
new file mode 100644
index 00000000..d8841d44
--- /dev/null
+++ b/refstore/files/update_error.go
@@ -0,0 +1,28 @@
+package files
+
+import "fmt"
+
+type updateContextError struct {
+	name string
+	err  error
+}
+
+func (err *updateContextError) Error() string {
+	return fmt.Sprintf("refstore/files: update %q: %v", err.name, err.err)
+}
+
+func (err *updateContextError) Unwrap() error {
+	if err == nil {
+		return nil
+	}
+
+	return err.err
+}
+
+func wrapUpdateError(name string, err error) error {
+	if err == nil || name == "" {
+		return err
+	}
+
+	return &updateContextError{name: name, err: err}
+}