Function formatDate

src/chronos/format.ts:13–30

(date: Date, format?: string, locale?: string, isUTC?: boolean, offset = 0)

import { isDateValid } from './utils/type-checks';

export function formatDate(date: Date, format?: string, locale?: string, isUTC?: boolean, offset = 0): string {
  const _locale = getLocale(locale || 'en');
  if (!_locale) {
    throw new Error(
      `Locale "${locale}" is not defined, please add it with "defineLocale(...)"`
    );
  }

  const _format = format || (isUTC ?  'YYYY-MM-DDTHH:mm:ss[Z]' : 'YYYY-MM-DDTHH:mm:ssZ');

  const output = formatMoment(date, _format, _locale, isUTC, offset);

  if (!output) {
    return output;
  }

  return _locale.postformat(output);
}

// format date using native date object
export function formatMoment(date: Date, _format: string, locale: Locale, isUTC?: boolean, offset = 0): string {