nxt.static_iota source code

1 module nxt.static_iota;
2 
3 /** Static Iota.
4     TODO Add to Phobos.
5 */
6 template iota(size_t from, size_t to)
7     if (from <= to)
8 {
9     alias iota = siotaImpl!(to-1, from);
10 }
11 private template siotaImpl(size_t to, size_t now)
12 {
13     import std.meta: AliasSeq;
14     static if (now >= to) { alias siotaImpl = AliasSeq!(now); }
15     else                  { alias siotaImpl = AliasSeq!(now, siotaImpl!(to, now+1)); }
16 }