[NTG-context] Writing to .tuc directly from Lua

Jairo A. del Rio jairoadelrio6 at gmail.com
Wed Mar 24 22:00:15 CET 2021


No, no actually. I only put a toy example. What I need to solve is related
with storing data in the .tuc file when processes take a long time.
Memoization doesn't work as data is lost with each new run.

Jairo

El mié, 24 de mar. de 2021 a la(s) 15:36, Aditya Mahajan (adityam at umich.edu)
escribió:

> On Wed, 24 Mar 2021, Jairo A. del Rio wrote:
>
> > Hi, Hans. Here's my (miserably failing) attempt:
> >
> > \definedataset[nicedata]
> >
> > \starttext
> >
> > \startluacode
> >
> > local name = "nicedata"
> >
> >
> > -- For exposition only
> >
> > local function dofactorial(n)
> >
> > local function inner(c,m)
> >
> > if m<2 then return c end
> >
> > return inner(c*m, m-1)
> >
> > end
> >
> > return inner(1,n)
> >
> > end
>
> Is this an example or your actual use case? In case you want to just
> compute the factorial without doing tail recursion:
>
> function factorial(n)
>   local product = 1
>   for i = 1,n do
>     product = product * i
>   end
>   return product
> end
>
> is reasonable fast (for values of n for which factorial(n) doesn't
> overflow anyways).
>
> Aditya
>
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