import { ITimeQuantity, TimeUnit } from './types';
export declare class Time {
    /**
     * Convert a time value from any supported unit to milliseconds
     * @param value The time value to convert
     * @param units The time value unit type
     */
    static toMilliseconds(value: number, units?: TimeUnit): number;
    /**
     * Convert a time value from milliseconds to any supported unit
     * @param ms The millisecond time value to convert
     * @param units The time value unit type
     */
    static fromMilliseconds(ms: number, units: TimeUnit): number;
    /**
     * Convert a time value from any supported unit to seconds
     * @param value The time value to convert
     * @param units The time value unit type
     */
    static toSeconds(value: number, units?: TimeUnit): number;
    /**
     * Convert a time value from seconds to any supported unit
     * @param s The second time value to convert
     * @param units The time value unit type
     */
    static fromSeconds(s: number, units: TimeUnit): number;
    /**
     * Convert a time quantity to any supported unit
     * @param quantity The time quantity
     * @param unit The unit type of the time quantity
     */
    static from(quantity: ITimeQuantity, unit: TimeUnit): number;
    /**
     * Assert the passed time unit is valid
     * @param unit The unit type to check
     */
    static assertValid(unit: TimeUnit): true | never;
}