Proposal: rename Data.Map.fromAscList to
ndmitchell at gmail.com
Fri Apr 24 09:21:11 EDT 2009
> Do I really need to point out the difference between head and fromAscList?
> fromAscList is total but may badly destroy the internal (invariant of
> the) representation. head at least crashes (hopefully fairly soon) when
> called wrongly.
Better example, sortBy f, where f isn't a valid ordering function. It
works, but destroyed internal invariants. Should it be uncheckedSortBy
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