Re: Self-awareness of functions?

[Steve Litt <slitt@...>]

On Thursday 30 December 2010 00:44:22 Henk Boom wrote:
 
> function recursify(f)
>   local function g(...)
>     return f(g, ...)
>   end
>   return g
> end
> 
> fact = recursify(function (self, n)
>   if n == 1 then
>     return 1
>   else
>     return n * self(n-1)
>   end
> end)

One of the seven wonders of the world is that Lua actually makes that work. I 
can almost, but not quite wrap my head around it. Tomorrow's another day.

Henk -- by what mental process did you devise this solution?

Thanks,

SteveT

Steve Litt
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