Thanks, call(...) is exactly what I needed. And yes, that's the intended
stack effect, and 2all? works for my purpose.
It would be helpful if the help page for 'call' mentions 'call(' as an
alternative where it doesn't work.
On Mon, Dec 7, 2020, 12:05 PM John Benediktsson <mrj...@gmail.com> wrote:
> You should be able to call dynamic quots by specifying their stack effect
> in the call, assuming your quotations take one input and produce a Boolean
>
> [ call( elt — ? ) ] 2map
>
> Or even use 2all? If you want to know if an input array passes all the
> tests.
>
>
>
> > On Dec 6, 2020, at 6:11 PM, bubbler9...@gmail.com wrote:
> >
> >
> > Hi,
> >
> > I'm currently solving problems on Advent of Code 2020 (
> adventofcode.com/2020) and Rosalind (rosalind.info) in Factor.
> > I encountered an interesting problem in AoC2020 Day4 Part2: the main
> part of the problem is, given an array of 7 strings, validate them for
> seven different conditions, i.e. test item 0 for condition 0, item 1 for
> condition 1, etc.
> > I initially thought pushing an array of 7 functions and doing "[ call ]
> 2map" should work, but it didn't. I "solved" the problem by extracting the
> 7 strings on the stack (using "7 firstn"), using spread, and collecting
> them back (using "7 narray"). Is there a better way to achieve this?
> >
> > The full code can be found here:
> github.com/Bubbler-4/factor-problem-solving/blob/main/aoc2020/day4/day4.factor
> > _______________________________________________
> > Factor-talk mailing list
> > Factor-talk@lists.sourceforge.net
> > https://lists.sourceforge.net/lists/listinfo/factor-talk
>
>
> _______________________________________________
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