export declare function formatDuration(seconds: number | null | undefined): string;
export declare function getCurrencySymbol(code: string): string;
export declare function formatMoney(amount: number | null | undefined, currency?: string): string;
export declare function getCompanionFieldSlug(fieldSlug: string, suffix: string): string;
export declare function getCompanionValue(record: Record<string, unknown> | undefined, fieldSlug: string, suffix: string): unknown;
export declare function parseDateRange(value: string | null | undefined): {
    start: Date;
    end: Date;
} | null;
export declare function formatDateRange(start: Date, end: Date): string;
export declare function formatTime(value: string | null | undefined): string;
export declare function formatPhoneDisplay(phone: string | null | undefined, countryCode: string | null | undefined): string;
