Proposal for containers: Add 'lookup' function to Data.Set

[Bardur Arantsson]

On 06/29/2016 11:48 PM, Alec wrote:
> `lookupEntry` seems fine to me...
> 
> \begin{bikeshedding}
> but it bugs me a little that (according to the API) Sets have "members"
> (`member`, `notMember`, and `splitMember`) and "elems" (`elems`,
> `elemAt`), but (at least as of yet) no "entries".  (In my brief scan of
> the docs, it appears "element" is the preferred English for "thing that
> can be in a Set").  Andreas' suggestion applies the name to Map as well,
> so I buy that "entry" is actually a new notion distinct from "element"
> or "member"---but if a user isn't expected to have that notion in mind
> when seeking this functionality, it seems mildly disadvantageous to
> introduce a new word for "thing that can be in a Set" to the API.
> \end{bikeshedding}
> 

"I love bikesheds! Don't you!?" :)

I can only agree that it's a little incongrouous... but I'll defer to
maintainer's privilege in the interest of getting things done :).

Regards,