On Mon, Mar 17, 2008 at 1:54 PM, Thomas Schilling <[EMAIL PROTECTED]> wrote:
> > On 17 mar 2008, at 14.37, rodrigo.bonifacio wrote: > > > Hi all, > > > > Is it possible to define a limit for the size of children list bellow? > > > > I've tried: > > > > children <- resize (10 (listGen featureGenNormal)) > >> > > You are calling a number as a function. > > Also, listGen has to use the size argument. Try something like (not > tested): > > listGen = > sized (\maxSize -> do > n <- arbitrary > x <- g > xs <- frequency [ (1, return []), (n, listGen g) ] > return (x:xs) > In retrospect, this function isn't very good at all, because it never generates the empty list... Something like this is probably better (untested): listGen g = sized (\maxSize -> do count <- choose (0, maxSize - 1) replicateM count g ) -- Sebastian Sylvan +44(0)7857-300802 UIN: 44640862
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