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1import { FORMAT_DEFAULT } from '../../constant';
2export default (function (o, c) {
3 // locale needed later
4 var proto = c.prototype;
5 var oldFormat = proto.format;
6
7 proto.format = function (formatStr) {
8 var _this = this;
9
10 var locale = this.$locale();
11
12 if (!this.isValid()) {
13 return oldFormat.bind(this)(formatStr);
14 }
15
16 var utils = this.$utils();
17 var str = formatStr || FORMAT_DEFAULT;
18 var result = str.replace(/\[([^\]]+)]|Q|wo|ww|w|WW|W|zzz|z|gggg|GGGG|Do|X|x|k{1,2}|S/g, function (match) {
19 switch (match) {
20 case 'Q':
21 return Math.ceil((_this.$M + 1) / 3);
22
23 case 'Do':
24 return locale.ordinal(_this.$D);
25
26 case 'gggg':
27 return _this.weekYear();
28
29 case 'GGGG':
30 return _this.isoWeekYear();
31
32 case 'wo':
33 return locale.ordinal(_this.week(), 'W');
34 // W for week
35
36 case 'w':
37 case 'ww':
38 return utils.s(_this.week(), match === 'w' ? 1 : 2, '0');
39
40 case 'W':
41 case 'WW':
42 return utils.s(_this.isoWeek(), match === 'W' ? 1 : 2, '0');
43
44 case 'k':
45 case 'kk':
46 return utils.s(String(_this.$H === 0 ? 24 : _this.$H), match === 'k' ? 1 : 2, '0');
47
48 case 'X':
49 return Math.floor(_this.$d.getTime() / 1000);
50
51 case 'x':
52 return _this.$d.getTime();
53
54 case 'z':
55 return "[" + _this.offsetName() + "]";
56
57 case 'zzz':
58 return "[" + _this.offsetName('long') + "]";
59
60 default:
61 return match;
62 }
63 });
64 return oldFormat.bind(this)(result);
65 };
66});
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