import { Ref, WatchSource } from "vue";
/**
 * Any function
 */
export declare type Fn = () => void;
export interface Pausable {
    /**
     * A ref indicate whether a pusable instance is active
     */
    isActive: Ref<boolean>;
    /**
     * Temporary pause the effect from executing
     */
    pause: Fn;
    /**
     * Resume the effects
     */
    resume: Fn;
}
export declare type MapSources<T> = {
    [K in keyof T]: T[K] extends WatchSource<infer V> ? V : never;
};
export declare type MapOldSources<T, Immediate> = {
    [K in keyof T]: T[K] extends WatchSource<infer V> ? Immediate extends true ? V | undefined : V : never;
};
export declare type FunctionArgs<Args extends any[] = any[], Return = void> = (...args: Args) => Return;
export interface FunctionWrapperOptions<Args extends any[] = any[], This = any> {
    fn: FunctionArgs<Args, This>;
    args: Args;
    thisArg: This;
}
export declare type EventFilter<Args extends any[] = any[], This = any> = (invoke: Fn, options: FunctionWrapperOptions<Args, This>) => void;
export interface ConfigurableEventFilter {
    eventFilter?: EventFilter;
}
export declare const bypassFilter: EventFilter;
/**
 * EventFilter，提供额外的控制来暂停和恢复筛选
 *
 * @param extendFilter  当PauseableFilter激活时应用额外的过滤器，默认为none
 *
 */
export declare function pausableFilter(extendFilter?: EventFilter): Pausable & {
    eventFilter: EventFilter;
};
/**
 * @internal
 */
export declare function createFilterWrapper<T extends FunctionArgs>(filter: EventFilter, fn: T): T;