year.js
2.0 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
import { makeGetSet } from '../moment/get-set';
import { addFormatToken } from '../format/format';
import { addUnitAlias } from './aliases';
import { addUnitPriority } from './priorities';
import {
addRegexToken,
match1to2,
match1to4,
match1to6,
match2,
match4,
match6,
matchSigned,
} from '../parse/regex';
import { addParseToken } from '../parse/token';
import { isLeapYear } from '../utils/is-leap-year';
import { hooks } from '../utils/hooks';
import { YEAR } from './constants';
import toInt from '../utils/to-int';
import zeroFill from '../utils/zero-fill';
// FORMATTING
addFormatToken('Y', 0, 0, function () {
var y = this.year();
return y <= 9999 ? zeroFill(y, 4) : '+' + y;
});
addFormatToken(0, ['YY', 2], 0, function () {
return this.year() % 100;
});
addFormatToken(0, ['YYYY', 4], 0, 'year');
addFormatToken(0, ['YYYYY', 5], 0, 'year');
addFormatToken(0, ['YYYYYY', 6, true], 0, 'year');
// ALIASES
addUnitAlias('year', 'y');
// PRIORITIES
addUnitPriority('year', 1);
// PARSING
addRegexToken('Y', matchSigned);
addRegexToken('YY', match1to2, match2);
addRegexToken('YYYY', match1to4, match4);
addRegexToken('YYYYY', match1to6, match6);
addRegexToken('YYYYYY', match1to6, match6);
addParseToken(['YYYYY', 'YYYYYY'], YEAR);
addParseToken('YYYY', function (input, array) {
array[YEAR] =
input.length === 2 ? hooks.parseTwoDigitYear(input) : toInt(input);
});
addParseToken('YY', function (input, array) {
array[YEAR] = hooks.parseTwoDigitYear(input);
});
addParseToken('Y', function (input, array) {
array[YEAR] = parseInt(input, 10);
});
// HELPERS
export function daysInYear(year) {
return isLeapYear(year) ? 366 : 365;
}
export { isLeapYear };
// HOOKS
hooks.parseTwoDigitYear = function (input) {
return toInt(input) + (toInt(input) > 68 ? 1900 : 2000);
};
// MOMENTS
export var getSetYear = makeGetSet('FullYear', true);
export function getIsLeapYear() {
return isLeapYear(this.year());
}