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29 lines
511 B
JavaScript

'use strict';
const DatePart = require('./datepart');
class Year extends DatePart {
constructor(opts = {}) {
super(opts);
}
up() {
this.date.setFullYear(this.date.getFullYear() + 1);
}
down() {
this.date.setFullYear(this.date.getFullYear() - 1);
}
setTo(val) {
this.date.setFullYear(val.substr(-4));
}
toString() {
let year = String(this.date.getFullYear()).padStart(4, '0');
return this.token.length === 2 ? year.substr(-2) : year;
}
}
module.exports = Year;