| 1 | "use strict";
|
| 2 | Object.defineProperty(exports, "__esModule", { value: true });
|
| 3 | function sortBy(arr, fn) {
|
| 4 | function compare(a, b) {
|
| 5 | a = a === undefined ? 0 : a;
|
| 6 | b = b === undefined ? 0 : b;
|
| 7 | if (Array.isArray(a) && Array.isArray(b)) {
|
| 8 | if (a.length === 0 && b.length === 0)
|
| 9 | return 0;
|
| 10 | const diff = compare(a[0], b[0]);
|
| 11 | if (diff !== 0)
|
| 12 | return diff;
|
| 13 | return compare(a.slice(1), b.slice(1));
|
| 14 | }
|
| 15 | if (a < b)
|
| 16 | return -1;
|
| 17 | if (a > b)
|
| 18 | return 1;
|
| 19 | return 0;
|
| 20 | }
|
| 21 | return arr.sort((a, b) => compare(fn(a), fn(b)));
|
| 22 | }
|
| 23 | exports.sortBy = sortBy;
|
| 24 | function uniq(arr) {
|
| 25 | return arr.filter((a, i) => arr.indexOf(a) === i);
|
| 26 | }
|
| 27 | exports.uniq = uniq;
|
| 28 | function uniqWith(arr, fn) {
|
| 29 | return arr.filter((a, i) => {
|
| 30 | return !arr.find((b, j) => j > i && fn(a, b));
|
| 31 | });
|
| 32 | }
|
| 33 | exports.uniqWith = uniqWith;
|