import { formatMoment } from '../format/format';
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import { hooks } from '../utils/hooks';
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import isFunction from '../utils/is-function';
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hooks.defaultFormat = 'YYYY-MM-DDTHH:mm:ssZ';
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hooks.defaultFormatUtc = 'YYYY-MM-DDTHH:mm:ss[Z]';
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export function toString () {
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return this.clone().locale('en').format('ddd MMM DD YYYY HH:mm:ss [GMT]ZZ');
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}
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export function toISOString(keepOffset) {
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if (!this.isValid()) {
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return null;
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}
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var utc = keepOffset !== true;
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var m = utc ? this.clone().utc() : this;
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if (m.year() < 0 || m.year() > 9999) {
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return formatMoment(m, utc ? 'YYYYYY-MM-DD[T]HH:mm:ss.SSS[Z]' : 'YYYYYY-MM-DD[T]HH:mm:ss.SSSZ');
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}
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if (isFunction(Date.prototype.toISOString)) {
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// native implementation is ~50x faster, use it when we can
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if (utc) {
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return this.toDate().toISOString();
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} else {
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return new Date(this._d.valueOf()).toISOString().replace('Z', formatMoment(m, 'Z'));
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}
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}
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return formatMoment(m, utc ? 'YYYY-MM-DD[T]HH:mm:ss.SSS[Z]' : 'YYYY-MM-DD[T]HH:mm:ss.SSSZ');
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}
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/**
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* Return a human readable representation of a moment that can
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* also be evaluated to get a new moment which is the same
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*
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* @link https://nodejs.org/dist/latest/docs/api/util.html#util_custom_inspect_function_on_objects
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*/
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export function inspect () {
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if (!this.isValid()) {
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return 'moment.invalid(/* ' + this._i + ' */)';
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}
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var func = 'moment';
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var zone = '';
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if (!this.isLocal()) {
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func = this.utcOffset() === 0 ? 'moment.utc' : 'moment.parseZone';
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zone = 'Z';
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}
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var prefix = '[' + func + '("]';
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var year = (0 <= this.year() && this.year() <= 9999) ? 'YYYY' : 'YYYYYY';
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var datetime = '-MM-DD[T]HH:mm:ss.SSS';
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var suffix = zone + '[")]';
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return this.format(prefix + year + datetime + suffix);
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}
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export function format (inputString) {
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if (!inputString) {
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inputString = this.isUtc() ? hooks.defaultFormatUtc : hooks.defaultFormat;
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}
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var output = formatMoment(this, inputString);
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return this.localeData().postformat(output);
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}
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