From humble beginnings at an MSP, I've adventured through life as a sysadmin, into an engineer, and finally landed as a developer focused on fixing problems with automation.
This assumption is correct. That said, you should not use new keyword with this pattern. You can add a function to explicitly initialize singleton, and it would look more like traditional "Java" singleton. I don't think the latter is necessary though.
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Not sure this is a Singleton at all, just an immutable instance due to a closure creating pseudo-private members.
A Singleton indicates you can only ever have one instance of an object. Every
new Http(args)would be a reference to the same thing.This assumption is correct. That said, you should not use
newkeyword with this pattern. You can add a function to explicitly initialize singleton, and it would look more like traditional "Java" singleton. I don't think the latter is necessary though.