[Haskell-cafe] Building "production stable" software in Haskell

Hugh Perkins hughperkins at gmail.com
Mon Sep 17 23:58:13 EDT 2007

On 9/18/07, Hugh Perkins <hughperkins at gmail.com> wrote:
> Just out of curiosity, how could one do something like a factory, so
> that by default a library uses, say, Data.Map, but by making a simple
> assignment we can switch the library to use a different
> implementation?

(And of course, the 10 million dollar question: could one make GHC
come with a standard factory state, with defaults, which we can update
with our own factories in our code if we wish?)

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