Versions in this module Expand all Collapse all v2 v2.5.0 Apr 12, 2019 Changes in this version + var ErrLockAcquireInterrupted = fmt.Errorf("lock's request was interrupted") + var ErrLockAlreadyHeld = fmt.Errorf("lock was already held") + var ErrLockNotAcquired = fmt.Errorf("lock was not acquired") v2.4.0 Dec 25, 2018 v2.3.1 Aug 27, 2018 Changes in this version + var ErrNil = fmt.Errorf("Nil returned")