chore: remove std directory (#9361)

This removes the std folder from the tree.

Various parts of the tests are pretty tightly dependent 
on std (47 direct imports and 75 indirect imports, not 
counting the cli tests that use them as fixtures) so I've 
added std as a submodule for now.

5 files changed, 0 insertions, 1060 deletions

diff --git a/std/hash/_sha3/keccak.ts b/std/hash/_sha3/keccak.ts
deleted file mode 100644
index 403a2dcb0..000000000
--- a/std/hash/_sha3/keccak.ts
+++ /dev/null
@@ -1,52 +0,0 @@
-// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
-
-import { Sponge } from "./sponge.ts";
-import { keccakf } from "./keccakf.ts";
-
-/** Keccak-224 hash */
-export class Keccak224 extends Sponge {
-  constructor() {
-    super({
-      bitsize: 224,
-      rate: 144,
-      dsbyte: 1,
-      permutator: keccakf,
-    });
-  }
-}
-
-/** Keccak-256 hash */
-export class Keccak256 extends Sponge {
-  constructor() {
-    super({
-      bitsize: 256,
-      rate: 136,
-      dsbyte: 1,
-      permutator: keccakf,
-    });
-  }
-}
-
-/** Keccak-384 hash */
-export class Keccak384 extends Sponge {
-  constructor() {
-    super({
-      bitsize: 384,
-      rate: 104,
-      dsbyte: 1,
-      permutator: keccakf,
-    });
-  }
-}
-
-/** Keccak-512 hash */
-export class Keccak512 extends Sponge {
-  constructor() {
-    super({
-      bitsize: 512,
-      rate: 72,
-      dsbyte: 1,
-      permutator: keccakf,
-    });
-  }
-}
diff --git a/std/hash/_sha3/keccakf.ts b/std/hash/_sha3/keccakf.ts
deleted file mode 100644
index 0ba2b870c..000000000
--- a/std/hash/_sha3/keccakf.ts
+++ /dev/null
@@ -1,790 +0,0 @@
-// Ported from Go:
-// https://github.com/golang/crypto/blob/master/sha3/keccakf.go
-// Copyright 2011 The Go Authors. All rights reserved. BSD license.
-// https://github.com/golang/go/blob/master/LICENSE
-// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
-
-const KECCAK_ROUNDS = 24;
-const KECCAK_RC: number[] = [
-  0x1,
-  0x0,
-  0x8082,
-  0x0,
-  0x808a,
-  0x80000000,
-  0x80008000,
-  0x80000000,
-  0x808b,
-  0x0,
-  0x80000001,
-  0x0,
-  0x80008081,
-  0x80000000,
-  0x8009,
-  0x80000000,
-  0x8a,
-  0x0,
-  0x88,
-  0x0,
-  0x80008009,
-  0x0,
-  0x8000000a,
-  0x0,
-  0x8000808b,
-  0x0,
-  0x8b,
-  0x80000000,
-  0x8089,
-  0x80000000,
-  0x8003,
-  0x80000000,
-  0x8002,
-  0x80000000,
-  0x80,
-  0x80000000,
-  0x800a,
-  0x0,
-  0x8000000a,
-  0x80000000,
-  0x80008081,
-  0x80000000,
-  0x8080,
-  0x80000000,
-  0x80000001,
-  0x0,
-  0x80008008,
-  0x80000000,
-];
-
-/** keccak1600 permutation function */
-export function keccakf(state: Uint8Array): void {
-  const s = new Uint32Array(state.buffer);
-  let bc0 = 0;
-  let bc1 = 0;
-  let bc2 = 0;
-  let bc3 = 0;
-  let bc4 = 0;
-  let bc5 = 0;
-  let bc6 = 0;
-  let bc7 = 0;
-  let bc8 = 0;
-  let bc9 = 0;
-  let d0 = 0;
-  let d1 = 0;
-  let d2 = 0;
-  let d3 = 0;
-  let d4 = 0;
-  let d5 = 0;
-  let d6 = 0;
-  let d7 = 0;
-  let d8 = 0;
-  let d9 = 0;
-  let t0 = 0;
-  let t1 = 0;
-
-  for (let n = 0; n < KECCAK_ROUNDS * 2; n += 8) {
-    // Round 1
-    bc0 = s[0] ^ s[10] ^ s[20] ^ s[30] ^ s[40];
-    bc1 = s[1] ^ s[11] ^ s[21] ^ s[31] ^ s[41];
-    bc2 = s[2] ^ s[12] ^ s[22] ^ s[32] ^ s[42];
-    bc3 = s[3] ^ s[13] ^ s[23] ^ s[33] ^ s[43];
-    bc4 = s[4] ^ s[14] ^ s[24] ^ s[34] ^ s[44];
-    bc5 = s[5] ^ s[15] ^ s[25] ^ s[35] ^ s[45];
-    bc6 = s[6] ^ s[16] ^ s[26] ^ s[36] ^ s[46];
-    bc7 = s[7] ^ s[17] ^ s[27] ^ s[37] ^ s[47];
-    bc8 = s[8] ^ s[18] ^ s[28] ^ s[38] ^ s[48];
-    bc9 = s[9] ^ s[19] ^ s[29] ^ s[39] ^ s[49];
-
-    d0 = bc8 ^ ((bc2 << 1) | (bc3 >>> 31));
-    d1 = bc9 ^ ((bc3 << 1) | (bc2 >>> 31));
-    d2 = bc0 ^ ((bc4 << 1) | (bc5 >>> 31));
-    d3 = bc1 ^ ((bc5 << 1) | (bc4 >>> 31));
-    d4 = bc2 ^ ((bc6 << 1) | (bc7 >>> 31));
-    d5 = bc3 ^ ((bc7 << 1) | (bc6 >>> 31));
-    d6 = bc4 ^ ((bc8 << 1) | (bc9 >>> 31));
-    d7 = bc5 ^ ((bc9 << 1) | (bc8 >>> 31));
-    d8 = bc6 ^ ((bc0 << 1) | (bc1 >>> 31));
-    d9 = bc7 ^ ((bc1 << 1) | (bc0 >>> 31));
-
-    bc0 = s[0] ^ d0;
-    bc1 = s[1] ^ d1;
-    t0 = s[12] ^ d2;
-    t1 = s[13] ^ d3;
-    bc2 = (t1 << 12) | (t0 >>> 20);
-    bc3 = (t0 << 12) | (t1 >>> 20);
-    t0 = s[24] ^ d4;
-    t1 = s[25] ^ d5;
-    bc4 = (t1 << 11) | (t0 >>> 21);
-    bc5 = (t0 << 11) | (t1 >>> 21);
-    t0 = s[36] ^ d6;
-    t1 = s[37] ^ d7;
-    bc6 = (t0 << 21) | (t1 >>> 11);
-    bc7 = (t1 << 21) | (t0 >>> 11);
-    t0 = s[48] ^ d8;
-    t1 = s[49] ^ d9;
-    bc8 = (t0 << 14) | (t1 >>> 18);
-    bc9 = (t1 << 14) | (t0 >>> 18);
-    s[0] = bc0 ^ (bc4 & ~bc2) ^ KECCAK_RC[n];
-    s[1] = bc1 ^ (bc5 & ~bc3) ^ KECCAK_RC[n + 1];
-    s[12] = bc2 ^ (bc6 & ~bc4);
-    s[13] = bc3 ^ (bc7 & ~bc5);
-    s[24] = bc4 ^ (bc8 & ~bc6);
-    s[25] = bc5 ^ (bc9 & ~bc7);
-    s[36] = bc6 ^ (bc0 & ~bc8);
-    s[37] = bc7 ^ (bc1 & ~bc9);
-    s[48] = bc8 ^ (bc2 & ~bc0);
-    s[49] = bc9 ^ (bc3 & ~bc1);
-
-    t0 = s[20] ^ d0;
-    t1 = s[21] ^ d1;
-    bc4 = (t0 << 3) | (t1 >>> 29);
-    bc5 = (t1 << 3) | (t0 >>> 29);
-    t0 = s[32] ^ d2;
-    t1 = s[33] ^ d3;
-    bc6 = (t1 << 13) | (t0 >>> 19);
-    bc7 = (t0 << 13) | (t1 >>> 19);
-    t0 = s[44] ^ d4;
-    t1 = s[45] ^ d5;
-    bc8 = (t1 << 29) | (t0 >>> 3);
-    bc9 = (t0 << 29) | (t1 >>> 3);
-    t0 = s[6] ^ d6;
-    t1 = s[7] ^ d7;
-    bc0 = (t0 << 28) | (t1 >>> 4);
-    bc1 = (t1 << 28) | (t0 >>> 4);
-    t0 = s[18] ^ d8;
-    t1 = s[19] ^ d9;
-    bc2 = (t0 << 20) | (t1 >>> 12);
-    bc3 = (t1 << 20) | (t0 >>> 12);
-    s[20] = bc0 ^ (bc4 & ~bc2);
-    s[21] = bc1 ^ (bc5 & ~bc3);
-    s[32] = bc2 ^ (bc6 & ~bc4);
-    s[33] = bc3 ^ (bc7 & ~bc5);
-    s[44] = bc4 ^ (bc8 & ~bc6);
-    s[45] = bc5 ^ (bc9 & ~bc7);
-    s[6] = bc6 ^ (bc0 & ~bc8);
-    s[7] = bc7 ^ (bc1 & ~bc9);
-    s[18] = bc8 ^ (bc2 & ~bc0);
-    s[19] = bc9 ^ (bc3 & ~bc1);
-
-    t0 = s[40] ^ d0;
-    t1 = s[41] ^ d1;
-    bc8 = (t0 << 18) | (t1 >>> 14);
-    bc9 = (t1 << 18) | (t0 >>> 14);
-    t0 = s[2] ^ d2;
-    t1 = s[3] ^ d3;
-    bc0 = (t0 << 1) | (t1 >>> 31);
-    bc1 = (t1 << 1) | (t0 >>> 31);
-    t0 = s[14] ^ d4;
-    t1 = s[15] ^ d5;
-    bc2 = (t0 << 6) | (t1 >>> 26);
-    bc3 = (t1 << 6) | (t0 >>> 26);
-    t0 = s[26] ^ d6;
-    t1 = s[27] ^ d7;
-    bc4 = (t0 << 25) | (t1 >>> 7);
-    bc5 = (t1 << 25) | (t0 >>> 7);
-    t0 = s[38] ^ d8;
-    t1 = s[39] ^ d9;
-    bc6 = (t0 << 8) | (t1 >>> 24);
-    bc7 = (t1 << 8) | (t0 >>> 24);
-    s[40] = bc0 ^ (bc4 & ~bc2);
-    s[41] = bc1 ^ (bc5 & ~bc3);
-    s[2] = bc2 ^ (bc6 & ~bc4);
-    s[3] = bc3 ^ (bc7 & ~bc5);
-    s[14] = bc4 ^ (bc8 & ~bc6);
-    s[15] = bc5 ^ (bc9 & ~bc7);
-    s[26] = bc6 ^ (bc0 & ~bc8);
-    s[27] = bc7 ^ (bc1 & ~bc9);
-    s[38] = bc8 ^ (bc2 & ~bc0);
-    s[39] = bc9 ^ (bc3 & ~bc1);
-
-    t0 = s[10] ^ d0;
-    t1 = s[11] ^ d1;
-    bc2 = (t1 << 4) | (t0 >>> 28);
-    bc3 = (t0 << 4) | (t1 >>> 28);
-    t0 = s[22] ^ d2;
-    t1 = s[23] ^ d3;
-    bc4 = (t0 << 10) | (t1 >>> 22);
-    bc5 = (t1 << 10) | (t0 >>> 22);
-    t0 = s[34] ^ d4;
-    t1 = s[35] ^ d5;
-    bc6 = (t0 << 15) | (t1 >>> 17);
-    bc7 = (t1 << 15) | (t0 >>> 17);
-    t0 = s[46] ^ d6;
-    t1 = s[47] ^ d7;
-    bc8 = (t1 << 24) | (t0 >>> 8);
-    bc9 = (t0 << 24) | (t1 >>> 8);
-    t0 = s[8] ^ d8;
-    t1 = s[9] ^ d9;
-    bc0 = (t0 << 27) | (t1 >>> 5);
-    bc1 = (t1 << 27) | (t0 >>> 5);
-    s[10] = bc0 ^ (bc4 & ~bc2);
-    s[11] = bc1 ^ (bc5 & ~bc3);
-    s[22] = bc2 ^ (bc6 & ~bc4);
-    s[23] = bc3 ^ (bc7 & ~bc5);
-    s[34] = bc4 ^ (bc8 & ~bc6);
-    s[35] = bc5 ^ (bc9 & ~bc7);
-    s[46] = bc6 ^ (bc0 & ~bc8);
-    s[47] = bc7 ^ (bc1 & ~bc9);
-    s[8] = bc8 ^ (bc2 & ~bc0);
-    s[9] = bc9 ^ (bc3 & ~bc1);
-
-    t0 = s[30] ^ d0;
-    t1 = s[31] ^ d1;
-    bc6 = (t1 << 9) | (t0 >>> 23);
-    bc7 = (t0 << 9) | (t1 >>> 23);
-    t0 = s[42] ^ d2;
-    t1 = s[43] ^ d3;
-    bc8 = (t0 << 2) | (t1 >>> 30);
-    bc9 = (t1 << 2) | (t0 >>> 30);
-    t0 = s[4] ^ d4;
-    t1 = s[5] ^ d5;
-    bc0 = (t1 << 30) | (t0 >>> 2);
-    bc1 = (t0 << 30) | (t1 >>> 2);
-    t0 = s[16] ^ d6;
-    t1 = s[17] ^ d7;
-    bc2 = (t1 << 23) | (t0 >>> 9);
-    bc3 = (t0 << 23) | (t1 >>> 9);
-    t0 = s[28] ^ d8;
-    t1 = s[29] ^ d9;
-    bc4 = (t1 << 7) | (t0 >>> 25);
-    bc5 = (t0 << 7) | (t1 >>> 25);
-    s[30] = bc0 ^ (bc4 & ~bc2);
-    s[31] = bc1 ^ (bc5 & ~bc3);
-    s[42] = bc2 ^ (bc6 & ~bc4);
-    s[43] = bc3 ^ (bc7 & ~bc5);
-    s[4] = bc4 ^ (bc8 & ~bc6);
-    s[5] = bc5 ^ (bc9 & ~bc7);
-    s[16] = bc6 ^ (bc0 & ~bc8);
-    s[17] = bc7 ^ (bc1 & ~bc9);
-    s[28] = bc8 ^ (bc2 & ~bc0);
-    s[29] = bc9 ^ (bc3 & ~bc1);
-
-    // Round 2
-    bc0 = s[0] ^ s[10] ^ s[20] ^ s[30] ^ s[40];
-    bc1 = s[1] ^ s[11] ^ s[21] ^ s[31] ^ s[41];
-    bc2 = s[2] ^ s[12] ^ s[22] ^ s[32] ^ s[42];
-    bc3 = s[3] ^ s[13] ^ s[23] ^ s[33] ^ s[43];
-    bc4 = s[4] ^ s[14] ^ s[24] ^ s[34] ^ s[44];
-    bc5 = s[5] ^ s[15] ^ s[25] ^ s[35] ^ s[45];
-    bc6 = s[6] ^ s[16] ^ s[26] ^ s[36] ^ s[46];
-    bc7 = s[7] ^ s[17] ^ s[27] ^ s[37] ^ s[47];
-    bc8 = s[8] ^ s[18] ^ s[28] ^ s[38] ^ s[48];
-    bc9 = s[9] ^ s[19] ^ s[29] ^ s[39] ^ s[49];
-
-    d0 = bc8 ^ ((bc2 << 1) | (bc3 >>> 31));
-    d1 = bc9 ^ ((bc3 << 1) | (bc2 >>> 31));
-    d2 = bc0 ^ ((bc4 << 1) | (bc5 >>> 31));
-    d3 = bc1 ^ ((bc5 << 1) | (bc4 >>> 31));
-    d4 = bc2 ^ ((bc6 << 1) | (bc7 >>> 31));
-    d5 = bc3 ^ ((bc7 << 1) | (bc6 >>> 31));
-    d6 = bc4 ^ ((bc8 << 1) | (bc9 >>> 31));
-    d7 = bc5 ^ ((bc9 << 1) | (bc8 >>> 31));
-    d8 = bc6 ^ ((bc0 << 1) | (bc1 >>> 31));
-    d9 = bc7 ^ ((bc1 << 1) | (bc0 >>> 31));
-
-    bc0 = s[0] ^ d0;
-    bc1 = s[1] ^ d1;
-    t0 = s[32] ^ d2;
-    t1 = s[33] ^ d3;
-    bc2 = (t1 << 12) | (t0 >>> 20);
-    bc3 = (t0 << 12) | (t1 >>> 20);
-    t0 = s[14] ^ d4;
-    t1 = s[15] ^ d5;
-    bc4 = (t1 << 11) | (t0 >>> 21);
-    bc5 = (t0 << 11) | (t1 >>> 21);
-    t0 = s[46] ^ d6;
-    t1 = s[47] ^ d7;
-    bc6 = (t0 << 21) | (t1 >>> 11);
-    bc7 = (t1 << 21) | (t0 >>> 11);
-    t0 = s[28] ^ d8;
-    t1 = s[29] ^ d9;
-    bc8 = (t0 << 14) | (t1 >>> 18);
-    bc9 = (t1 << 14) | (t0 >>> 18);
-    s[0] = bc0 ^ (bc4 & ~bc2) ^ KECCAK_RC[n + 2];
-    s[1] = bc1 ^ (bc5 & ~bc3) ^ KECCAK_RC[n + 3];
-    s[32] = bc2 ^ (bc6 & ~bc4);
-    s[33] = bc3 ^ (bc7 & ~bc5);
-    s[14] = bc4 ^ (bc8 & ~bc6);
-    s[15] = bc5 ^ (bc9 & ~bc7);
-    s[46] = bc6 ^ (bc0 & ~bc8);
-    s[47] = bc7 ^ (bc1 & ~bc9);
-    s[28] = bc8 ^ (bc2 & ~bc0);
-    s[29] = bc9 ^ (bc3 & ~bc1);
-
-    t0 = s[40] ^ d0;
-    t1 = s[41] ^ d1;
-    bc4 = (t0 << 3) | (t1 >>> 29);
-    bc5 = (t1 << 3) | (t0 >>> 29);
-    t0 = s[22] ^ d2;
-    t1 = s[23] ^ d3;
-    bc6 = (t1 << 13) | (t0 >>> 19);
-    bc7 = (t0 << 13) | (t1 >>> 19);
-    t0 = s[4] ^ d4;
-    t1 = s[5] ^ d5;
-    bc8 = (t1 << 29) | (t0 >>> 3);
-    bc9 = (t0 << 29) | (t1 >>> 3);
-    t0 = s[36] ^ d6;
-    t1 = s[37] ^ d7;
-    bc0 = (t0 << 28) | (t1 >>> 4);
-    bc1 = (t1 << 28) | (t0 >>> 4);
-    t0 = s[18] ^ d8;
-    t1 = s[19] ^ d9;
-    bc2 = (t0 << 20) | (t1 >>> 12);
-    bc3 = (t1 << 20) | (t0 >>> 12);
-    s[40] = bc0 ^ (bc4 & ~bc2);
-    s[41] = bc1 ^ (bc5 & ~bc3);
-    s[22] = bc2 ^ (bc6 & ~bc4);
-    s[23] = bc3 ^ (bc7 & ~bc5);
-    s[4] = bc4 ^ (bc8 & ~bc6);
-    s[5] = bc5 ^ (bc9 & ~bc7);
-    s[36] = bc6 ^ (bc0 & ~bc8);
-    s[37] = bc7 ^ (bc1 & ~bc9);
-    s[18] = bc8 ^ (bc2 & ~bc0);
-    s[19] = bc9 ^ (bc3 & ~bc1);
-
-    t0 = s[30] ^ d0;
-    t1 = s[31] ^ d1;
-    bc8 = (t0 << 18) | (t1 >>> 14);
-    bc9 = (t1 << 18) | (t0 >>> 14);
-    t0 = s[12] ^ d2;
-    t1 = s[13] ^ d3;
-    bc0 = (t0 << 1) | (t1 >>> 31);
-    bc1 = (t1 << 1) | (t0 >>> 31);
-    t0 = s[44] ^ d4;
-    t1 = s[45] ^ d5;
-    bc2 = (t0 << 6) | (t1 >>> 26);
-    bc3 = (t1 << 6) | (t0 >>> 26);
-    t0 = s[26] ^ d6;
-    t1 = s[27] ^ d7;
-    bc4 = (t0 << 25) | (t1 >>> 7);
-    bc5 = (t1 << 25) | (t0 >>> 7);
-    t0 = s[8] ^ d8;
-    t1 = s[9] ^ d9;
-    bc6 = (t0 << 8) | (t1 >>> 24);
-    bc7 = (t1 << 8) | (t0 >>> 24);
-    s[30] = bc0 ^ (bc4 & ~bc2);
-    s[31] = bc1 ^ (bc5 & ~bc3);
-    s[12] = bc2 ^ (bc6 & ~bc4);
-    s[13] = bc3 ^ (bc7 & ~bc5);
-    s[44] = bc4 ^ (bc8 & ~bc6);
-    s[45] = bc5 ^ (bc9 & ~bc7);
-    s[26] = bc6 ^ (bc0 & ~bc8);
-    s[27] = bc7 ^ (bc1 & ~bc9);
-    s[8] = bc8 ^ (bc2 & ~bc0);
-    s[9] = bc9 ^ (bc3 & ~bc1);
-
-    t0 = s[20] ^ d0;
-    t1 = s[21] ^ d1;
-    bc2 = (t1 << 4) | (t0 >>> 28);
-    bc3 = (t0 << 4) | (t1 >>> 28);
-    t0 = s[2] ^ d2;
-    t1 = s[3] ^ d3;
-    bc4 = (t0 << 10) | (t1 >>> 22);
-    bc5 = (t1 << 10) | (t0 >>> 22);
-    t0 = s[34] ^ d4;
-    t1 = s[35] ^ d5;
-    bc6 = (t0 << 15) | (t1 >>> 17);
-    bc7 = (t1 << 15) | (t0 >>> 17);
-    t0 = s[16] ^ d6;
-    t1 = s[17] ^ d7;
-    bc8 = (t1 << 24) | (t0 >>> 8);
-    bc9 = (t0 << 24) | (t1 >>> 8);
-    t0 = s[48] ^ d8;
-    t1 = s[49] ^ d9;
-    bc0 = (t0 << 27) | (t1 >>> 5);
-    bc1 = (t1 << 27) | (t0 >>> 5);
-    s[20] = bc0 ^ (bc4 & ~bc2);
-    s[21] = bc1 ^ (bc5 & ~bc3);
-    s[2] = bc2 ^ (bc6 & ~bc4);
-    s[3] = bc3 ^ (bc7 & ~bc5);
-    s[34] = bc4 ^ (bc8 & ~bc6);
-    s[35] = bc5 ^ (bc9 & ~bc7);
-    s[16] = bc6 ^ (bc0 & ~bc8);
-    s[17] = bc7 ^ (bc1 & ~bc9);
-    s[48] = bc8 ^ (bc2 & ~bc0);
-    s[49] = bc9 ^ (bc3 & ~bc1);
-
-    t0 = s[10] ^ d0;
-    t1 = s[11] ^ d1;
-    bc6 = (t1 << 9) | (t0 >>> 23);
-    bc7 = (t0 << 9) | (t1 >>> 23);
-    t0 = s[42] ^ d2;
-    t1 = s[43] ^ d3;
-    bc8 = (t0 << 2) | (t1 >>> 30);
-    bc9 = (t1 << 2) | (t0 >>> 30);
-    t0 = s[24] ^ d4;
-    t1 = s[25] ^ d5;
-    bc0 = (t1 << 30) | (t0 >>> 2);
-    bc1 = (t0 << 30) | (t1 >>> 2);
-    t0 = s[6] ^ d6;
-    t1 = s[7] ^ d7;
-    bc2 = (t1 << 23) | (t0 >>> 9);
-    bc3 = (t0 << 23) | (t1 >>> 9);
-    t0 = s[38] ^ d8;
-    t1 = s[39] ^ d9;
-    bc4 = (t1 << 7) | (t0 >>> 25);
-    bc5 = (t0 << 7) | (t1 >>> 25);
-    s[10] = bc0 ^ (bc4 & ~bc2);
-    s[11] = bc1 ^ (bc5 & ~bc3);
-    s[42] = bc2 ^ (bc6 & ~bc4);
-    s[43] = bc3 ^ (bc7 & ~bc5);
-    s[24] = bc4 ^ (bc8 & ~bc6);
-    s[25] = bc5 ^ (bc9 & ~bc7);
-    s[6] = bc6 ^ (bc0 & ~bc8);
-    s[7] = bc7 ^ (bc1 & ~bc9);
-    s[38] = bc8 ^ (bc2 & ~bc0);
-    s[39] = bc9 ^ (bc3 & ~bc1);
-
-    // Round 3
-    bc0 = s[0] ^ s[10] ^ s[20] ^ s[30] ^ s[40];
-    bc1 = s[1] ^ s[11] ^ s[21] ^ s[31] ^ s[41];
-    bc2 = s[2] ^ s[12] ^ s[22] ^ s[32] ^ s[42];
-    bc3 = s[3] ^ s[13] ^ s[23] ^ s[33] ^ s[43];
-    bc4 = s[4] ^ s[14] ^ s[24] ^ s[34] ^ s[44];
-    bc5 = s[5] ^ s[15] ^ s[25] ^ s[35] ^ s[45];
-    bc6 = s[6] ^ s[16] ^ s[26] ^ s[36] ^ s[46];
-    bc7 = s[7] ^ s[17] ^ s[27] ^ s[37] ^ s[47];
-    bc8 = s[8] ^ s[18] ^ s[28] ^ s[38] ^ s[48];
-    bc9 = s[9] ^ s[19] ^ s[29] ^ s[39] ^ s[49];
-
-    d0 = bc8 ^ ((bc2 << 1) | (bc3 >>> 31));
-    d1 = bc9 ^ ((bc3 << 1) | (bc2 >>> 31));
-    d2 = bc0 ^ ((bc4 << 1) | (bc5 >>> 31));
-    d3 = bc1 ^ ((bc5 << 1) | (bc4 >>> 31));
-    d4 = bc2 ^ ((bc6 << 1) | (bc7 >>> 31));
-    d5 = bc3 ^ ((bc7 << 1) | (bc6 >>> 31));
-    d6 = bc4 ^ ((bc8 << 1) | (bc9 >>> 31));
-    d7 = bc5 ^ ((bc9 << 1) | (bc8 >>> 31));
-    d8 = bc6 ^ ((bc0 << 1) | (bc1 >>> 31));
-    d9 = bc7 ^ ((bc1 << 1) | (bc0 >>> 31));
-
-    bc0 = s[0] ^ d0;
-    bc1 = s[1] ^ d1;
-    t0 = s[22] ^ d2;
-    t1 = s[23] ^ d3;
-    bc2 = (t1 << 12) | (t0 >>> 20);
-    bc3 = (t0 << 12) | (t1 >>> 20);
-    t0 = s[44] ^ d4;
-    t1 = s[45] ^ d5;
-    bc4 = (t1 << 11) | (t0 >>> 21);
-    bc5 = (t0 << 11) | (t1 >>> 21);
-    t0 = s[16] ^ d6;
-    t1 = s[17] ^ d7;
-    bc6 = (t0 << 21) | (t1 >>> 11);
-    bc7 = (t1 << 21) | (t0 >>> 11);
-    t0 = s[38] ^ d8;
-    t1 = s[39] ^ d9;
-    bc8 = (t0 << 14) | (t1 >>> 18);
-    bc9 = (t1 << 14) | (t0 >>> 18);
-    s[0] = bc0 ^ (bc4 & ~bc2) ^ KECCAK_RC[n + 4];
-    s[1] = bc1 ^ (bc5 & ~bc3) ^ KECCAK_RC[n + 5];
-    s[22] = bc2 ^ (bc6 & ~bc4);
-    s[23] = bc3 ^ (bc7 & ~bc5);
-    s[44] = bc4 ^ (bc8 & ~bc6);
-    s[45] = bc5 ^ (bc9 & ~bc7);
-    s[16] = bc6 ^ (bc0 & ~bc8);
-    s[17] = bc7 ^ (bc1 & ~bc9);
-    s[38] = bc8 ^ (bc2 & ~bc0);
-    s[39] = bc9 ^ (bc3 & ~bc1);
-
-    t0 = s[30] ^ d0;
-    t1 = s[31] ^ d1;
-    bc4 = (t0 << 3) | (t1 >>> 29);
-    bc5 = (t1 << 3) | (t0 >>> 29);
-    t0 = s[2] ^ d2;
-    t1 = s[3] ^ d3;
-    bc6 = (t1 << 13) | (t0 >>> 19);
-    bc7 = (t0 << 13) | (t1 >>> 19);
-    t0 = s[24] ^ d4;
-    t1 = s[25] ^ d5;
-    bc8 = (t1 << 29) | (t0 >>> 3);
-    bc9 = (t0 << 29) | (t1 >>> 3);
-    t0 = s[46] ^ d6;
-    t1 = s[47] ^ d7;
-    bc0 = (t0 << 28) | (t1 >>> 4);
-    bc1 = (t1 << 28) | (t0 >>> 4);
-    t0 = s[18] ^ d8;
-    t1 = s[19] ^ d9;
-    bc2 = (t0 << 20) | (t1 >>> 12);
-    bc3 = (t1 << 20) | (t0 >>> 12);
-    s[30] = bc0 ^ (bc4 & ~bc2);
-    s[31] = bc1 ^ (bc5 & ~bc3);
-    s[2] = bc2 ^ (bc6 & ~bc4);
-    s[3] = bc3 ^ (bc7 & ~bc5);
-    s[24] = bc4 ^ (bc8 & ~bc6);
-    s[25] = bc5 ^ (bc9 & ~bc7);
-    s[46] = bc6 ^ (bc0 & ~bc8);
-    s[47] = bc7 ^ (bc1 & ~bc9);
-    s[18] = bc8 ^ (bc2 & ~bc0);
-    s[19] = bc9 ^ (bc3 & ~bc1);
-
-    t0 = s[10] ^ d0;
-    t1 = s[11] ^ d1;
-    bc8 = (t0 << 18) | (t1 >>> 14);
-    bc9 = (t1 << 18) | (t0 >>> 14);
-    t0 = s[32] ^ d2;
-    t1 = s[33] ^ d3;
-    bc0 = (t0 << 1) | (t1 >>> 31);
-    bc1 = (t1 << 1) | (t0 >>> 31);
-    t0 = s[4] ^ d4;
-    t1 = s[5] ^ d5;
-    bc2 = (t0 << 6) | (t1 >>> 26);
-    bc3 = (t1 << 6) | (t0 >>> 26);
-    t0 = s[26] ^ d6;
-    t1 = s[27] ^ d7;
-    bc4 = (t0 << 25) | (t1 >>> 7);
-    bc5 = (t1 << 25) | (t0 >>> 7);
-    t0 = s[48] ^ d8;
-    t1 = s[49] ^ d9;
-    bc6 = (t0 << 8) | (t1 >>> 24);
-    bc7 = (t1 << 8) | (t0 >>> 24);
-    s[10] = bc0 ^ (bc4 & ~bc2);
-    s[11] = bc1 ^ (bc5 & ~bc3);
-    s[32] = bc2 ^ (bc6 & ~bc4);
-    s[33] = bc3 ^ (bc7 & ~bc5);
-    s[4] = bc4 ^ (bc8 & ~bc6);
-    s[5] = bc5 ^ (bc9 & ~bc7);
-    s[26] = bc6 ^ (bc0 & ~bc8);
-    s[27] = bc7 ^ (bc1 & ~bc9);
-    s[48] = bc8 ^ (bc2 & ~bc0);
-    s[49] = bc9 ^ (bc3 & ~bc1);
-
-    t0 = s[40] ^ d0;
-    t1 = s[41] ^ d1;
-    bc2 = (t1 << 4) | (t0 >>> 28);
-    bc3 = (t0 << 4) | (t1 >>> 28);
-    t0 = s[12] ^ d2;
-    t1 = s[13] ^ d3;
-    bc4 = (t0 << 10) | (t1 >>> 22);
-    bc5 = (t1 << 10) | (t0 >>> 22);
-    t0 = s[34] ^ d4;
-    t1 = s[35] ^ d5;
-    bc6 = (t0 << 15) | (t1 >>> 17);
-    bc7 = (t1 << 15) | (t0 >>> 17);
-    t0 = s[6] ^ d6;
-    t1 = s[7] ^ d7;
-    bc8 = (t1 << 24) | (t0 >>> 8);
-    bc9 = (t0 << 24) | (t1 >>> 8);
-    t0 = s[28] ^ d8;
-    t1 = s[29] ^ d9;
-    bc0 = (t0 << 27) | (t1 >>> 5);
-    bc1 = (t1 << 27) | (t0 >>> 5);
-    s[40] = bc0 ^ (bc4 & ~bc2);
-    s[41] = bc1 ^ (bc5 & ~bc3);
-    s[12] = bc2 ^ (bc6 & ~bc4);
-    s[13] = bc3 ^ (bc7 & ~bc5);
-    s[34] = bc4 ^ (bc8 & ~bc6);
-    s[35] = bc5 ^ (bc9 & ~bc7);
-    s[6] = bc6 ^ (bc0 & ~bc8);
-    s[7] = bc7 ^ (bc1 & ~bc9);
-    s[28] = bc8 ^ (bc2 & ~bc0);
-    s[29] = bc9 ^ (bc3 & ~bc1);
-
-    t0 = s[20] ^ d0;
-    t1 = s[21] ^ d1;
-    bc6 = (t1 << 9) | (t0 >>> 23);
-    bc7 = (t0 << 9) | (t1 >>> 23);
-    t0 = s[42] ^ d2;
-    t1 = s[43] ^ d3;
-    bc8 = (t0 << 2) | (t1 >>> 30);
-    bc9 = (t1 << 2) | (t0 >>> 30);
-    t0 = s[14] ^ d4;
-    t1 = s[15] ^ d5;
-    bc0 = (t1 << 30) | (t0 >>> 2);
-    bc1 = (t0 << 30) | (t1 >>> 2);
-    t0 = s[36] ^ d6;
-    t1 = s[37] ^ d7;
-    bc2 = (t1 << 23) | (t0 >>> 9);
-    bc3 = (t0 << 23) | (t1 >>> 9);
-    t0 = s[8] ^ d8;
-    t1 = s[9] ^ d9;
-    bc4 = (t1 << 7) | (t0 >>> 25);
-    bc5 = (t0 << 7) | (t1 >>> 25);
-    s[20] = bc0 ^ (bc4 & ~bc2);
-    s[21] = bc1 ^ (bc5 & ~bc3);
-    s[42] = bc2 ^ (bc6 & ~bc4);
-    s[43] = bc3 ^ (bc7 & ~bc5);
-    s[14] = bc4 ^ (bc8 & ~bc6);
-    s[15] = bc5 ^ (bc9 & ~bc7);
-    s[36] = bc6 ^ (bc0 & ~bc8);
-    s[37] = bc7 ^ (bc1 & ~bc9);
-    s[8] = bc8 ^ (bc2 & ~bc0);
-    s[9] = bc9 ^ (bc3 & ~bc1);
-
-    // Round 4
-    bc0 = s[0] ^ s[10] ^ s[20] ^ s[30] ^ s[40];
-    bc1 = s[1] ^ s[11] ^ s[21] ^ s[31] ^ s[41];
-    bc2 = s[2] ^ s[12] ^ s[22] ^ s[32] ^ s[42];
-    bc3 = s[3] ^ s[13] ^ s[23] ^ s[33] ^ s[43];
-    bc4 = s[4] ^ s[14] ^ s[24] ^ s[34] ^ s[44];
-    bc5 = s[5] ^ s[15] ^ s[25] ^ s[35] ^ s[45];
-    bc6 = s[6] ^ s[16] ^ s[26] ^ s[36] ^ s[46];
-    bc7 = s[7] ^ s[17] ^ s[27] ^ s[37] ^ s[47];
-    bc8 = s[8] ^ s[18] ^ s[28] ^ s[38] ^ s[48];
-    bc9 = s[9] ^ s[19] ^ s[29] ^ s[39] ^ s[49];
-
-    d0 = bc8 ^ ((bc2 << 1) | (bc3 >>> 31));
-    d1 = bc9 ^ ((bc3 << 1) | (bc2 >>> 31));
-    d2 = bc0 ^ ((bc4 << 1) | (bc5 >>> 31));
-    d3 = bc1 ^ ((bc5 << 1) | (bc4 >>> 31));
-    d4 = bc2 ^ ((bc6 << 1) | (bc7 >>> 31));
-    d5 = bc3 ^ ((bc7 << 1) | (bc6 >>> 31));
-    d6 = bc4 ^ ((bc8 << 1) | (bc9 >>> 31));
-    d7 = bc5 ^ ((bc9 << 1) | (bc8 >>> 31));
-    d8 = bc6 ^ ((bc0 << 1) | (bc1 >>> 31));
-    d9 = bc7 ^ ((bc1 << 1) | (bc0 >>> 31));
-
-    bc0 = s[0] ^ d0;
-    bc1 = s[1] ^ d1;
-    t0 = s[2] ^ d2;
-    t1 = s[3] ^ d3;
-    bc2 = (t1 << 12) | (t0 >>> 20);
-    bc3 = (t0 << 12) | (t1 >>> 20);
-    t0 = s[4] ^ d4;
-    t1 = s[5] ^ d5;
-    bc4 = (t1 << 11) | (t0 >>> 21);
-    bc5 = (t0 << 11) | (t1 >>> 21);
-    t0 = s[6] ^ d6;
-    t1 = s[7] ^ d7;
-    bc6 = (t0 << 21) | (t1 >>> 11);
-    bc7 = (t1 << 21) | (t0 >>> 11);
-    t0 = s[8] ^ d8;
-    t1 = s[9] ^ d9;
-    bc8 = (t0 << 14) | (t1 >>> 18);
-    bc9 = (t1 << 14) | (t0 >>> 18);
-    s[0] = bc0 ^ (bc4 & ~bc2) ^ KECCAK_RC[n + 6];
-    s[1] = bc1 ^ (bc5 & ~bc3) ^ KECCAK_RC[n + 7];
-    s[2] = bc2 ^ (bc6 & ~bc4);
-    s[3] = bc3 ^ (bc7 & ~bc5);
-    s[4] = bc4 ^ (bc8 & ~bc6);
-    s[5] = bc5 ^ (bc9 & ~bc7);
-    s[6] = bc6 ^ (bc0 & ~bc8);
-    s[7] = bc7 ^ (bc1 & ~bc9);
-    s[8] = bc8 ^ (bc2 & ~bc0);
-    s[9] = bc9 ^ (bc3 & ~bc1);
-
-    t0 = s[10] ^ d0;
-    t1 = s[11] ^ d1;
-    bc4 = (t0 << 3) | (t1 >>> 29);
-    bc5 = (t1 << 3) | (t0 >>> 29);
-    t0 = s[12] ^ d2;
-    t1 = s[13] ^ d3;
-    bc6 = (t1 << 13) | (t0 >>> 19);
-    bc7 = (t0 << 13) | (t1 >>> 19);
-    t0 = s[14] ^ d4;
-    t1 = s[15] ^ d5;
-    bc8 = (t1 << 29) | (t0 >>> 3);
-    bc9 = (t0 << 29) | (t1 >>> 3);
-    t0 = s[16] ^ d6;
-    t1 = s[17] ^ d7;
-    bc0 = (t0 << 28) | (t1 >>> 4);
-    bc1 = (t1 << 28) | (t0 >>> 4);
-    t0 = s[18] ^ d8;
-    t1 = s[19] ^ d9;
-    bc2 = (t0 << 20) | (t1 >>> 12);
-    bc3 = (t1 << 20) | (t0 >>> 12);
-    s[10] = bc0 ^ (bc4 & ~bc2);
-    s[11] = bc1 ^ (bc5 & ~bc3);
-    s[12] = bc2 ^ (bc6 & ~bc4);
-    s[13] = bc3 ^ (bc7 & ~bc5);
-    s[14] = bc4 ^ (bc8 & ~bc6);
-    s[15] = bc5 ^ (bc9 & ~bc7);
-    s[16] = bc6 ^ (bc0 & ~bc8);
-    s[17] = bc7 ^ (bc1 & ~bc9);
-    s[18] = bc8 ^ (bc2 & ~bc0);
-    s[19] = bc9 ^ (bc3 & ~bc1);
-
-    t0 = s[20] ^ d0;
-    t1 = s[21] ^ d1;
-    bc8 = (t0 << 18) | (t1 >>> 14);
-    bc9 = (t1 << 18) | (t0 >>> 14);
-    t0 = s[22] ^ d2;
-    t1 = s[23] ^ d3;
-    bc0 = (t0 << 1) | (t1 >>> 31);
-    bc1 = (t1 << 1) | (t0 >>> 31);
-    t0 = s[24] ^ d4;
-    t1 = s[25] ^ d5;
-    bc2 = (t0 << 6) | (t1 >>> 26);
-    bc3 = (t1 << 6) | (t0 >>> 26);
-    t0 = s[26] ^ d6;
-    t1 = s[27] ^ d7;
-    bc4 = (t0 << 25) | (t1 >>> 7);
-    bc5 = (t1 << 25) | (t0 >>> 7);
-    t0 = s[28] ^ d8;
-    t1 = s[29] ^ d9;
-    bc6 = (t0 << 8) | (t1 >>> 24);
-    bc7 = (t1 << 8) | (t0 >>> 24);
-    s[20] = bc0 ^ (bc4 & ~bc2);
-    s[21] = bc1 ^ (bc5 & ~bc3);
-    s[22] = bc2 ^ (bc6 & ~bc4);
-    s[23] = bc3 ^ (bc7 & ~bc5);
-    s[24] = bc4 ^ (bc8 & ~bc6);
-    s[25] = bc5 ^ (bc9 & ~bc7);
-    s[26] = bc6 ^ (bc0 & ~bc8);
-    s[27] = bc7 ^ (bc1 & ~bc9);
-    s[28] = bc8 ^ (bc2 & ~bc0);
-    s[29] = bc9 ^ (bc3 & ~bc1);
-
-    t0 = s[30] ^ d0;
-    t1 = s[31] ^ d1;
-    bc2 = (t1 << 4) | (t0 >>> 28);
-    bc3 = (t0 << 4) | (t1 >>> 28);
-    t0 = s[32] ^ d2;
-    t1 = s[33] ^ d3;
-    bc4 = (t0 << 10) | (t1 >>> 22);
-    bc5 = (t1 << 10) | (t0 >>> 22);
-    t0 = s[34] ^ d4;
-    t1 = s[35] ^ d5;
-    bc6 = (t0 << 15) | (t1 >>> 17);
-    bc7 = (t1 << 15) | (t0 >>> 17);
-    t0 = s[36] ^ d6;
-    t1 = s[37] ^ d7;
-    bc8 = (t1 << 24) | (t0 >>> 8);
-    bc9 = (t0 << 24) | (t1 >>> 8);
-    t0 = s[38] ^ d8;
-    t1 = s[39] ^ d9;
-    bc0 = (t0 << 27) | (t1 >>> 5);
-    bc1 = (t1 << 27) | (t0 >>> 5);
-    s[30] = bc0 ^ (bc4 & ~bc2);
-    s[31] = bc1 ^ (bc5 & ~bc3);
-    s[32] = bc2 ^ (bc6 & ~bc4);
-    s[33] = bc3 ^ (bc7 & ~bc5);
-    s[34] = bc4 ^ (bc8 & ~bc6);
-    s[35] = bc5 ^ (bc9 & ~bc7);
-    s[36] = bc6 ^ (bc0 & ~bc8);
-    s[37] = bc7 ^ (bc1 & ~bc9);
-    s[38] = bc8 ^ (bc2 & ~bc0);
-    s[39] = bc9 ^ (bc3 & ~bc1);
-
-    t0 = s[40] ^ d0;
-    t1 = s[41] ^ d1;
-    bc6 = (t1 << 9) | (t0 >>> 23);
-    bc7 = (t0 << 9) | (t1 >>> 23);
-    t0 = s[42] ^ d2;
-    t1 = s[43] ^ d3;
-    bc8 = (t0 << 2) | (t1 >>> 30);
-    bc9 = (t1 << 2) | (t0 >>> 30);
-    t0 = s[44] ^ d4;
-    t1 = s[45] ^ d5;
-    bc0 = (t1 << 30) | (t0 >>> 2);
-    bc1 = (t0 << 30) | (t1 >>> 2);
-    t0 = s[46] ^ d6;
-    t1 = s[47] ^ d7;
-    bc2 = (t1 << 23) | (t0 >>> 9);
-    bc3 = (t0 << 23) | (t1 >>> 9);
-    t0 = s[48] ^ d8;
-    t1 = s[49] ^ d9;
-    bc4 = (t1 << 7) | (t0 >>> 25);
-    bc5 = (t0 << 7) | (t1 >>> 25);
-    s[40] = bc0 ^ (bc4 & ~bc2);
-    s[41] = bc1 ^ (bc5 & ~bc3);
-    s[42] = bc2 ^ (bc6 & ~bc4);
-    s[43] = bc3 ^ (bc7 & ~bc5);
-    s[44] = bc4 ^ (bc8 & ~bc6);
-    s[45] = bc5 ^ (bc9 & ~bc7);
-    s[46] = bc6 ^ (bc0 & ~bc8);
-    s[47] = bc7 ^ (bc1 & ~bc9);
-    s[48] = bc8 ^ (bc2 & ~bc0);
-    s[49] = bc9 ^ (bc3 & ~bc1);
-  }
-}
diff --git a/std/hash/_sha3/sha3.ts b/std/hash/_sha3/sha3.ts
deleted file mode 100644
index 2966ce2a4..000000000
--- a/std/hash/_sha3/sha3.ts
+++ /dev/null
@@ -1,56 +0,0 @@
-// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
-
-import { Sponge } from "./sponge.ts";
-import { keccakf } from "./keccakf.ts";
-
-/** Sha3-224 hash */
-// deno-lint-ignore camelcase
-export class Sha3_224 extends Sponge {
-  constructor() {
-    super({
-      bitsize: 224,
-      rate: 144,
-      dsbyte: 6,
-      permutator: keccakf,
-    });
-  }
-}
-
-/** Sha3-256 hash */
-// deno-lint-ignore camelcase
-export class Sha3_256 extends Sponge {
-  constructor() {
-    super({
-      bitsize: 256,
-      rate: 136,
-      dsbyte: 6,
-      permutator: keccakf,
-    });
-  }
-}
-
-/** Sha3-384 hash */
-// deno-lint-ignore camelcase
-export class Sha3_384 extends Sponge {
-  constructor() {
-    super({
-      bitsize: 384,
-      rate: 104,
-      dsbyte: 6,
-      permutator: keccakf,
-    });
-  }
-}
-
-/** Sha3-512 hash */
-// deno-lint-ignore camelcase
-export class Sha3_512 extends Sponge {
-  constructor() {
-    super({
-      bitsize: 512,
-      rate: 72,
-      dsbyte: 6,
-      permutator: keccakf,
-    });
-  }
-}
diff --git a/std/hash/_sha3/shake.ts b/std/hash/_sha3/shake.ts
deleted file mode 100644
index 4fe24d7cf..000000000
--- a/std/hash/_sha3/shake.ts
+++ /dev/null
@@ -1,51 +0,0 @@
-// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
-
-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,
-    });
-  }
-}
diff --git a/std/hash/_sha3/sponge.ts b/std/hash/_sha3/sponge.ts
deleted file mode 100644
index 9ad67ca07..000000000
--- a/std/hash/_sha3/sponge.ts
+++ /dev/null
@@ -1,111 +0,0 @@
-// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
-
-import * as hex from "../../encoding/hex.ts";
-
-type SpongePermutator = (data: Uint8Array) => void;
-
-/** Sponge construction option */
-export interface SpongeOption {
-  bitsize: number;
-  rate: number;
-  dsbyte: number;
-  permutator: SpongePermutator;
-}
-
-export type Message = string | ArrayBuffer;
-
-const STATE_SIZE = 200;
-const TYPE_ERROR_MSG = "sha3: `data` is invalid type";
-
-/** Sponge construction */
-export class Sponge {
-  #option: SpongeOption;
-  #state: Uint8Array;
-  #rp: number;
-  #absorbing: boolean;
-
-  constructor(option: SpongeOption) {
-    this.#option = option;
-    this.#state = new Uint8Array(STATE_SIZE);
-    this.#rp = 0;
-    this.#absorbing = true;
-  }
-
-  /** Applies padding to internal state */
-  private pad(): void {
-    this.#state[this.#rp] ^= this.#option.dsbyte;
-    this.#state[this.#option.rate - 1] ^= 0x80;
-  }
-
-  /** Squeezes internal state */
-  protected squeeze(length: number): Uint8Array {
-    if (length < 0) {
-      throw new Error("sha3: length cannot be negative");
-    }
-
-    this.pad();
-
-    const hash = new Uint8Array(length);
-    let pos = 0;
-    while (length > 0) {
-      const r = length > this.#option.rate ? this.#option.rate : length;
-      this.#option.permutator(this.#state);
-      hash.set(this.#state.slice(0, r), pos);
-      length -= r;
-      pos += r;
-    }
-
-    this.#absorbing = false;
-    return hash;
-  }
-
-  /** Updates internal state by absorbing */
-  update(data: Message): this {
-    if (!this.#absorbing) {
-      throw new Error("sha3: cannot update already finalized hash");
-    }
-
-    let msg: Uint8Array;
-
-    if (typeof data === "string") {
-      msg = new TextEncoder().encode(data as string);
-    } else if (typeof data === "object") {
-      if (data instanceof ArrayBuffer || ArrayBuffer.isView(data)) {
-        msg = new Uint8Array(data);
-      } else {
-        throw new Error(TYPE_ERROR_MSG);
-      }
-    } else {
-      throw new Error(TYPE_ERROR_MSG);
-    }
-
-    let rp = this.#rp;
-
-    for (let i = 0; i < msg.length; ++i) {
-      this.#state[rp++] ^= msg[i];
-      if (rp >= this.#option.rate) {
-        this.#option.permutator(this.#state);
-        rp = 0;
-      }
-    }
-
-    this.#rp = rp;
-    return this;
-  }
-
-  /** Returns the hash in ArrayBuffer */
-  digest(): ArrayBuffer {
-    return this.squeeze(this.#option.bitsize >> 3);
-  }
-
-  /** Returns the hash in given format */
-  toString(format: "hex" = "hex"): string {
-    const rawOutput = this.squeeze(this.#option.bitsize >> 3);
-    switch (format) {
-      case "hex":
-        return hex.encodeToString(rawOutput);
-      default:
-        throw new Error("sha3: invalid output format");
-    }
-  }
-}