/**
 * Ported from https://github.com/zio/zio/blob/master/core/shared/src/main/scala/zio/Random.scala
 *
 * Copyright 2020 Michael Arnaldi and the Matechs Garage Contributors.
 */
import type { HasTag } from "../../Has";
import * as T from "../Task/_core";
export declare const URI: unique symbol;
export declare abstract class Random {
   readonly _URI: typeof URI;
   abstract readonly next: T.IO<number>;
   abstract readonly nextBoolean: T.IO<boolean>;
   abstract readonly nextInt: T.IO<number>;
   abstract readonly nextDouble: T.IO<number>;
   abstract readonly nextRange: (low: number, high: number) => T.IO<number>;
   abstract readonly nextIntBetween: (low: number, high: number) => T.IO<number>;
   abstract readonly setSeed: (s: string) => T.IO<void>;
}
export declare class LiveRandom extends Random {
   private seed;
   private PRNG;
   constructor(seed: string);
   next: T.IO<number>;
   nextBoolean: T.IO<boolean>;
   nextInt: T.IO<number>;
   nextDouble: T.IO<number>;
   nextRange: (low: number, high: number) => T.IO<number>;
   nextIntBetween: (low: number, high: number) => T.IO<number>;
   setSeed: (s: string) => T.IO<void>;
}
export declare const defaultRandom: LiveRandom;
export declare const HasRandom: import("../../Has").Tag<Random>;
export declare type HasRandom = HasTag<typeof HasRandom>;
export declare const next: T.Task<import("../../Has").Has<Random>, never, number>;
export declare const nextBoolean: T.Task<import("../../Has").Has<Random>, never, boolean>;
export declare const nextIntBetween: (
   low: number,
   high: number
) => T.Task<import("../../Has").Has<Random>, never, number>;
export declare const nextInt: T.Task<import("../../Has").Has<Random>, never, number>;
export declare const nextDouble: T.Task<import("../../Has").Has<Random>, never, number>;
export declare const nextRange: (low: number, high: number) => T.Task<import("../../Has").Has<Random>, never, number>;
export declare const setSeed: (seed: string) => T.Task<import("../../Has").Has<Random>, never, void>;
export declare const withSeed: (
   seed: string
) => <R1, E1, A1>(
   ma: T.Task<R1 & import("../../Has").Has<Random>, E1, A1>
) => T.Task<R1 & import("../../Has").Has<Random>, E1, A1>;
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