Yu1709$!%yuyu!$%wutu!5=126+

                
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\   \/  /  _____|  |   ______  _  __
 \     /  /  ___/  |  /  _ \ \/ \/ /
 /     \  \___ \|  |_(  <_> )     / 
/___/\  \/____  >____/\____/ \/\_/  
      \_/     \/    @ligmakokz

Editing: check-overflow.js

import { daysInMonth } from '../units/month';
import {
    YEAR,
    MONTH,
    DATE,
    HOUR,
    MINUTE,
    SECOND,
    MILLISECOND,
    WEEK,
    WEEKDAY,
} from '../units/constants';
import getParsingFlags from '../create/parsing-flags';

export default function checkOverflow(m) {
    var overflow,
        a = m._a;

if (a && getParsingFlags(m).overflow === -2) {
        overflow =
            a[MONTH] < 0 || a[MONTH] > 11
                ? MONTH
                : a[DATE] < 1 || a[DATE] > daysInMonth(a[YEAR], a[MONTH])
                  ? DATE
                  : a[HOUR] < 0 ||
                      a[HOUR] > 24 ||
                      (a[HOUR] === 24 &&
                          (a[MINUTE] !== 0 ||
                              a[SECOND] !== 0 ||
                              a[MILLISECOND] !== 0))
                    ? HOUR
                    : a[MINUTE] < 0 || a[MINUTE] > 59
                      ? MINUTE
                      : a[SECOND] < 0 || a[SECOND] > 59
                        ? SECOND
                        : a[MILLISECOND] < 0 || a[MILLISECOND] > 999
                          ? MILLISECOND
                          : -1;

if (
            getParsingFlags(m)._overflowDayOfYear &&
            (overflow < YEAR || overflow > DATE)
        ) {
            overflow = DATE;
        }
        if (getParsingFlags(m)._overflowWeeks && overflow === -1) {
            overflow = WEEK;
        }
        if (getParsingFlags(m)._overflowWeekday && overflow === -1) {
            overflow = WEEKDAY;
        }

getParsingFlags(m).overflow = overflow;
    }

return m;
}

Name	Type	Actions
check-overflow.js	File
date-from-array.js	File
from-anything.js	File
from-array.js	File
from-object.js	File
from-string-and-array.js	File
from-string-and-format.js	File
from-string.js	File
local.js	File
parsing-flags.js	File
utc.js	File
valid.js	File