[Haskell-cafe] Re: Haskell version of Norvig's Python Spelling Corrector

[Udo Stenzel]

Bryan O'Sullivan wrote:
> Udo Stenzel wrote:
> 
> >There is another bug of this sort in your code.  Consider
> >
> >>        incWordCount w m = M.insertWith (+) w 1 m
> >
> >There is no reason to evaluate the sum inside the map, instead an
> >unevaluated thunk is put in there.
> 
> Would not Data.Map.insertWith' do the trick?

Oops, you're right, this is a fairly recent addition.  


-Udo
-- 
Walk softly and carry a BFG-9000.
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