9 lines
318 B
ObjectPascal
9 lines
318 B
ObjectPascal
|
// unfold infinite sequences. Nigel Galloway: September 8th., 2022
|
||
|
|
function unfold<gN,gG>(n:Func<gG,(gN,gG)>; g:gG): sequence of gN;
|
||
|
|
begin
|
||
|
|
var (x,r):=n(g);
|
||
|
|
yield x;
|
||
|
|
yield sequence unfold(n,r);
|
||
|
|
end;
|
||
|
|
function unfold<gN,gG>(n:Func<array of gG,(gN,array of gG)>;params g:array of gG): sequence of gN := unfold(n,g);
|