/**
 * Random helpers that accept an optional `random` parameter,
 * defaulting to `Math.random`. Pass a seeded PRNG for reproducible results:
 *
 * - `create_random_xoshiro` — fast, high-quality numeric seeding (recommended)
 * - `create_random_alea` — supports string and variadic seeds
 *
 * @module
 */
import type { ArrayElement } from './types.js';
/**
 * Generates a random `number` between `min` and `max`.
 */
export declare const random_float: (min: number, max: number, random?: () => number) => number;
/**
 * Returns a random integer between `min` and `max` inclusive.
 * Node's `randomInt` is similar but exclusive of the max value, and makes `min` optional -
 * https://nodejs.org/docs/latest-v20.x/api/crypto.html#cryptorandomintmin-max-callback
 */
export declare const random_int: (min: number, max: number, random?: () => number) => number;
/**
 * Generates a random `boolean`.
 */
export declare const random_boolean: (random?: () => number) => boolean;
/**
 * Selects a random item from an array.
 */
export declare const random_item: <T extends ReadonlyArray<any>>(arr: T, random?: () => number) => ArrayElement<T>;
/**
 * Mutates `array` with random ordering.
 * @mutates array - randomly reorders elements in place using Fisher-Yates shuffle
 */
export declare const shuffle: <T extends Array<any>>(array: T, random?: typeof random_int) => T;
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