On 8/16/07, Ian Duncan <[EMAIL PROTECTED]> wrote: > > Is there any way to view the steps that a haskell program goes > through step by step? > I'm thinking something similar to what I've seen in things I've been > reading. For example: > foldl (+) 0 [1..10] > => (0+1) > => ((0+1)+2) > => (((0+1)+2)+3) > => etc. > I've seen these sorts of line-by-line execution steps, but I was > curious if there was any way to simply type in a function and its > arguments and have ghci or hugs or something print out this sort of > visual representation of what's going on. Anyone know of something > like this?
You probably want to check out Hat: http://www.haskell.org/hat/ I've only used it a bit myself but I think it provides some of the features you're looking for. -Brent
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