1 | import { deepMap } from '../../utils/collection';
|
2 | import { factory } from '../../utils/factory';
|
3 | var name = 'factorial';
|
4 | var dependencies = ['typed', 'gamma'];
|
5 | export var createFactorial =
|
6 |
|
7 | factory(name, dependencies, function (_ref) {
|
8 | var typed = _ref.typed,
|
9 | gamma = _ref.gamma;
|
10 |
|
11 | |
12 |
|
13 |
|
14 |
|
15 |
|
16 |
|
17 |
|
18 |
|
19 |
|
20 |
|
21 |
|
22 |
|
23 |
|
24 |
|
25 |
|
26 |
|
27 |
|
28 |
|
29 |
|
30 |
|
31 |
|
32 |
|
33 | var factorial = typed(name, {
|
34 | number: function number(n) {
|
35 | if (n < 0) {
|
36 | throw new Error('Value must be non-negative');
|
37 | }
|
38 |
|
39 | return gamma(n + 1);
|
40 | },
|
41 | BigNumber: function BigNumber(n) {
|
42 | if (n.isNegative()) {
|
43 | throw new Error('Value must be non-negative');
|
44 | }
|
45 |
|
46 | return gamma(n.plus(1));
|
47 | },
|
48 | 'Array | Matrix': function ArrayMatrix(n) {
|
49 | return deepMap(n, factorial);
|
50 | }
|
51 | });
|
52 | return factorial;
|
53 | }); |
\ | No newline at end of file |