[Haskell-cafe] [Alternative] change some/many semantics

[wren ng thornton]

On 12/15/11 8:26 AM, Gregory Crosswhite wrote:
> Put another way, the problem with Maybe computations is that if there
> is a failure at any point in the computation than *the entire
> computation fails*, and this means that you can't lazily generate a
> list of results using some/many because you can't tell whether your
> computation was a success or a failure until the entire infinite
> computation has been run;

exactamente.

-- 
Live well,
~wren