import { z } from "zod";
/**
 * A codec factory that returns codec parsing strings formatted
 * as expected by the [ms](https://www.npmjs.com/package/ms) and turning them
 * into their equivalent number in milliseconds.
 *
 * @param options - Those options are passed to `ms` when turning the milliseconds
 * number into a formatted string.
 *
 * @returns A codec where the schemas are {@link z.string} and {@link z.number},
 * and where the transforms between each are handled by the `ms` package.
 */
export declare const ms: (options?: {
    long: boolean;
}) => z.ZodCodec<z.ZodString, z.ZodNumber>;