Re-use noble-hashes crypto module

Author: paulmillr

src/aes.ts

@@ -1,4 +1,5 @@
-import { concatBytes, crypto, equalsBytes } from "./utils";
+import { crypto } from "@noble/hashes/crypto";
+import { concatBytes, equalsBytes } from "./utils";
 
 function validateOpt(key: Uint8Array, iv: Uint8Array, mode: string) {
   if (!mode.startsWith("aes-")) {

src/bip39/index.ts

@@ -1,9 +1,8 @@
 import { pbkdf2, pbkdf2Async } from "@noble/hashes/pbkdf2";
 import { sha256 } from "@noble/hashes/sha256";
 import { sha512 } from "@noble/hashes/sha512";
-import { assertBytes, assertNumber } from "@noble/hashes/utils";
+import { assertBytes, assertNumber, randomBytes } from "@noble/hashes/utils";
 import { utils as baseUtils } from "micro-base";
-import { getRandomBytesSync } from "../random";
 
 const isJapanese = (wordlist: string[]) =>
   wordlist[0] === "\u3042\u3044\u3053\u304f\u3057\u3093"; // Japanese wordlist
@@ -27,7 +26,7 @@ export function generateMnemonic(
   if (strength % 32 !== 0) {
     throw new TypeError("Invalid entropy");
   }
-  return entropyToMnemonic(getRandomBytesSync(strength / 8), wordlist);
+  return entropyToMnemonic(randomBytes(strength / 8), wordlist);
 }
 
 const checksum = (entropy: Uint8Array) => {

src/random.ts

@@ -1,13 +1,7 @@
-import { crypto } from "./utils";
+import { randomBytes } from "@noble/hashes/utils";
 
 export function getRandomBytesSync(bytes: number): Uint8Array {
-  if (crypto.web) {
-    return crypto.web.getRandomValues(new Uint8Array(bytes));
-  } else if (crypto.node) {
-    return new Uint8Array(crypto.node.randomBytes(bytes).buffer);
-  } else {
-    throw new Error("The environment doesn't have randomBytes function");
-  }
+  return randomBytes(bytes);
 }
 
 export async function getRandomBytes(bytes: number): Promise<Uint8Array> {