jackalope/jackalope — comment on commit f9c8240dbe2b2236d16bc17badd2ff1bdbe8be89
File: src/Jackalope/ObjectManager.php line 1522
By dbu:

no need for testing in object manager. the workspace only creates the LockManager if the transport supports it. (and if the user somehow tries to call ObjectManager directly he just deserves fatal exceptions, we don't care)