import { IObservable, IObservablePipe } from '@lifaon//rx-js-light';
import { INumberFormatOptions } from '../number-format.type';
import { ILocales } from '../../locales/locales.type';
export interface ICurrencyFormatOptions extends Omit<INumberFormatOptions, 'style' | 'currency'>, Required<Pick<INumberFormatOptions, 'currency'>> {
}
export declare function currencyFormatObservablePipe(locales: IObservable<ILocales>, options: IObservable<ICurrencyFormatOptions>): IObservablePipe<number, string>;