[throwaway_au_1]

FWIW a fellow who has published books on the topic calls Service Locator an anti-pattern[1]. I take no position here as usage of any pattern is contextual but it's worth a read.

[1] https://blog.ploeh.dk/2010/02/03/ServiceLocatorisanAnti-Patt...

[rr808]

Looks like a strawman, that isn't the ServiceLocator I expect, it looks like he's writing his own DI engine.