/**
 * Attempt to convert `amount` from the currency `fromCur` to the currency `toCur`.
 *
 * By default, when the conversion is not possible (currency module not present or
 * throwing errors), the amount is returned unchanged. This behavior can be
 * toggled off with bestEffort = false.
 */
export function convertCurrency(amount: any, fromCur: any, toCur: any, bestEffort?: boolean): any;
export function currencyNormalizer(toCurrency?: any, bestEffort?: boolean, convert?: typeof convertCurrency): (amount: any, currency: any) => any;
export function currencyCompare(get?: (obj: any) => any[], normalize?: (amount: any, currency: any) => any): (a: any, b: any) => 0 | 1 | -1;