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// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.// This module is browser compatible.
import { Sponge } from "./sponge.ts";import { keccakf } from "./keccakf.ts";
/** Shake128 hash */export class Shake128 extends Sponge {  /**   * Instantiates a new Shake128 hash   * @param bitsize length of hash in bits   */  constructor(bitsize: number) {    if (bitsize < 8) {      throw new Error("shake128: `bitsize` too small");    }
    if (bitsize % 8 !== 0) {      throw new Error("shake128: `bitsize` must be multiple of 8");    }
    super({      bitsize: bitsize,      rate: 168,      dsbyte: 0x1f,      permutator: keccakf,    });  }}
/** * Instantiates a new Shake256 hash * @param bitsize length of hash in bits */export class Shake256 extends Sponge {  constructor(bitsize: number) {    if (bitsize < 8) {      throw new Error("shake256: `bitsize` too small");    }
    if (bitsize % 8 !== 0) {      throw new Error("shake256: `bitsize` must be multiple of 8");    }
    super({      bitsize: bitsize,      rate: 136,      dsbyte: 0x1f,      permutator: keccakf,    });  }}