import type { NumberingSystemOption } from './numbering.js';
export interface TemporalFmtConfig {
    locale: string;
    calendar?: string;
    timezone?: string;
    numberingSystem: NumberingSystemOption;
    firstDayOfWeek: 1 | 7;
    roundingMode: 'nearest' | 'floor' | 'ceil' | 'trunc';
    disambiguation: 'compatible' | 'earlier' | 'later' | 'reject';
    overflow: 'constrain' | 'reject';
    parseLenient: boolean;
    durationShowZeroValues: boolean;
}
export declare const DEFAULT_CONFIG: Readonly<TemporalFmtConfig>;
export declare function createConfig(overrides?: Partial<TemporalFmtConfig>): Readonly<TemporalFmtConfig>;
interface ConfigOverrides {
    locale?: string;
    calendar?: string;
    timezone?: string;
    numberingSystem?: string;
    lenient?: boolean;
}
export declare function mergeWithConfig<T extends Record<string, unknown>>(config: Readonly<TemporalFmtConfig> | undefined, perCall: T): Record<string, unknown> & ConfigOverrides;
export {};