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src/utils.js
55 строк
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iamkun
fix: Fix BadMutable plugin bug in .diff (#1023)
31 авг 2020, 05:59
Не верифицирован
31 авг 2020, 05:59
40ab6d9
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import * as C from './constant' const padStart = (string, length, pad) => { const s = String(string) if (!s || s.length >= length) return string return `${Array((length + 1) - s.length).join(pad)}${string}` } const padZoneStr = (instance) => { const negMinutes = -instance.utcOffset() const minutes = Math.abs(negMinutes) const hourOffset = Math.floor(minutes / 60) const minuteOffset = minutes % 60 return `${negMinutes <= 0 ? '+' : '-'}${padStart(hourOffset, 2, '0')}:${padStart(minuteOffset, 2, '0')}` } const monthDiff = (a, b) => { // function from moment.js in order to keep the same result if (a.date() < b.date()) return -monthDiff(b, a) const wholeMonthDiff = ((b.year() - a.year()) * 12) + (b.month() - a.month()) const anchor = a.clone().add(wholeMonthDiff, C.M) const c = b - anchor < 0 const anchor2 = a.clone().add(wholeMonthDiff + (c ? -1 : 1), C.M) return +(-(wholeMonthDiff + ((b - anchor) / (c ? (anchor - anchor2) : (anchor2 - anchor)))) || 0) } const absFloor = n => (n < 0 ? Math.ceil(n) || 0 : Math.floor(n)) const prettyUnit = (u) => { const special = { M: C.M, y: C.Y, w: C.W, d: C.D, D: C.DATE, h: C.H, m: C.MIN, s: C.S, ms: C.MS, Q: C.Q } return special[u] || String(u || '').toLowerCase().replace(/s$/, '') } const isUndefined = s => s === undefined export default { s: padStart, z: padZoneStr, m: monthDiff, a: absFloor, p: prettyUnit, u: isUndefined }