guix/tests/lang/eval-okay-arithmetic.nix
2006-09-24 15:21:48 +00:00

21 lines
400 B
Nix

with import ./lib.nix;
let {
range = first: last:
if builtins.lessThan last first
then []
else [first] ++ range (builtins.add first 1) last;
/* Supposedly tail recursive version:
range_ = accum: first: last:
if first == last then ([first] ++ accum)
else range_ ([first] ++ accum) (builtins.add first 1) last;
range = range_ [];
*/
body = sum (range 1 50);
}