import { DateInput, DateTime } from './DateAdapter';
import {
  IRecurrenceRuleModule,
  NormRecurrenceRulesOptions,
  RecurrenceRulesOptions,
} from './recurrence-rule';
export declare class RuleOptionError extends Error {}
export declare namespace RuleOption {
  type Start = DateInput;
  type End = Start;
  type Duration = number;
  type Count = number;
}
export interface IRuleOptionsBase {
  start: RuleOption.Start;
  end?: RuleOption.End;
  duration?: RuleOption.Duration;
  count?: RuleOption.Count;
}
export interface INormRuleOptionsBase {
  start: DateTime;
  end?: DateTime;
  duration?: RuleOption.Duration;
  count?: RuleOption.Count;
}
export interface IRuleOptions extends IRuleOptionsBase {}
export interface INormRuleOptions extends INormRuleOptionsBase {}
export declare function normalizeRuleOptions<
  T extends readonly IRecurrenceRuleModule<any, any>[]
>(
  recurrenceModules: T,
  options: RecurrenceRulesOptions<T>,
): NormRecurrenceRulesOptions<T>;
export declare function cloneRuleOptions<T extends IRuleOptionsBase>(
  options: T,
): T;