import { PipeTransform } from '@angular/core';
export declare const TIME_REGEXP: RegExp;
export declare const TIME_SEPARATOR = ":";
export declare const DISALLOWED_CHARS: RegExp;
export declare const parseTime: (value?: string) => any;
export declare class AppTimePipe implements PipeTransform {
    transform(value?: string): string;
    parse(value?: string): any;
}