import { getLocale } from ‘../locale/locales’; import { deprecate } from ‘../utils/deprecate’;

// If passed a locale key, it will set the locale for this // instance. Otherwise, it will return the locale configuration // variables for this instance. export function locale (key) {

var newLocaleData;

if (key === undefined) {
    return this._locale._abbr;
} else {
    newLocaleData = getLocale(key);
    if (newLocaleData != null) {
        this._locale = newLocaleData;
    }
    return this;
}

}

export var lang = deprecate(

'moment().lang() is deprecated. Instead, use moment().localeData() to get the language configuration. Use moment().locale() to change languages.',
function (key) {
    if (key === undefined) {
        return this.localeData();
    } else {
        return this.locale(key);
    }
}

);

export function localeData () {

return this._locale;

}