"errors"
	"fmt"
	"io"
)

// Converts underlying storage error. Convenience function written to
// handle all cases where we have known types of errors returned by
// underlying storage layer.
func toObjectErr(oerr error, params ...string) error {
	if oerr == nil {
		return nil
	}

	// Unwarp the error first
	err := unwrapAll(oerr)

	if err == context.Canceled {
		return context.Canceled
	}