Re: [PATCH] guix package: Add '--delete-generations'.

[Nikita Karetnikov]

> Oh.  I’d prefer if it would delete all generations but the current one.

> That’s a fairly useful pattern: suppose you want to make space on your
> disk (and you know you won’t need to roll back), it’d be handy to run:

>   guix package --delete-generations && guix gc

> Whereas if you have to use ranges, you end up doing something like:

>   guix package --list-generations |grep ^G
>   # check the number of the last generation...
>   guix package --delete-generations=..42 && guix gc

> Conversely, removing *all* the generations is something you’re unlikely
> to do very often.

‘--delete-generations’ could accept an additional argument, say,
‘keep-current’.  It’d be easier to implement, and I find it less
confusing.

Would you accept such a solution?

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