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- import extend from '../utils/extend';
- import { createUTC } from './utc';
- import getParsingFlags from '../create/parsing-flags';
- import some from '../utils/some';
- export function isValid(m) {
- if (m._isValid == null) {
- var flags = getParsingFlags(m);
- var parsedParts = some.call(flags.parsedDateParts, function (i) {
- return i != null;
- });
- m._isValid = !isNaN(m._d.getTime()) &&
- flags.overflow < 0 &&
- !flags.empty &&
- !flags.invalidMonth &&
- !flags.invalidWeekday &&
- !flags.nullInput &&
- !flags.invalidFormat &&
- !flags.userInvalidated &&
- (!flags.meridiem || (flags.meridiem && parsedParts));
- if (m._strict) {
- m._isValid = m._isValid &&
- flags.charsLeftOver === 0 &&
- flags.unusedTokens.length === 0 &&
- flags.bigHour === undefined;
- }
- }
- return m._isValid;
- }
- export function createInvalid (flags) {
- var m = createUTC(NaN);
- if (flags != null) {
- extend(getParsingFlags(m), flags);
- }
- else {
- getParsingFlags(m).userInvalidated = true;
- }
- return m;
- }
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