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@scure/base - npm Package Compare versions

Comparing version 1.1.3 to 1.1.4

41

index.ts

@@ -20,2 +20,9 @@ /*! scure-base - MIT License (c) 2022 Paul Miller (paulmillr.com) */

function isBytes(a: unknown): a is Uint8Array {
return (
a instanceof Uint8Array ||
(a != null && typeof a === 'object' && a.constructor.name === 'Uint8Array')
);
}
// TODO: some recusive type inference so it would check correct order of input/output inside rest?

@@ -41,13 +48,9 @@ // like <string, number>, <number, bytes>, <bytes, float>

function chain<T extends Chain & AsChain<T>>(...args: T): Coder<Input<First<T>>, Output<Last<T>>> {
const id = (a: any) => a;
// Wrap call in closure so JIT can inline calls
const wrap = (a: any, b: any) => (c: any) => a(b(c));
// Construct chain of args[-1].encode(args[-2].encode([...]))
const encode = Array.from(args)
.reverse()
.reduce((acc, i: any) => (acc ? wrap(acc, i.encode) : i.encode), undefined) as any;
const encode = args.map((x) => x.encode).reduceRight(wrap, id);
// Construct chain of args[0].decode(args[1].decode(...))
const decode = args.reduce(
(acc, i: any) => (acc ? wrap(acc, i.decode) : i.decode),
undefined
) as any;
const decode = args.map((x) => x.decode).reduce(wrap, id);
return { encode, decode };

@@ -238,4 +241,3 @@ }

encode: (bytes: Uint8Array) => {
if (!(bytes instanceof Uint8Array))
throw new Error('radix.encode input should be Uint8Array');
if (!isBytes(bytes)) throw new Error('radix.encode input should be Uint8Array');
return convertRadix(Array.from(bytes), 2 ** 8, num);

@@ -245,3 +247,3 @@ },

if (!Array.isArray(digits) || (digits.length && typeof digits[0] !== 'number'))
throw new Error('radix.decode input should be array of strings');
throw new Error('radix.decode input should be array of numbers');
return Uint8Array.from(convertRadix(digits, num, 2 ** 8));

@@ -264,4 +266,3 @@ },

encode: (bytes: Uint8Array) => {
if (!(bytes instanceof Uint8Array))
throw new Error('radix2.encode input should be Uint8Array');
if (!isBytes(bytes)) throw new Error('radix2.encode input should be Uint8Array');
return convertRadix2(Array.from(bytes), 8, bits, !revPadding);

@@ -271,3 +272,3 @@ },

if (!Array.isArray(digits) || (digits.length && typeof digits[0] !== 'number'))
throw new Error('radix2.decode input should be array of strings');
throw new Error('radix2.decode input should be array of numbers');
return Uint8Array.from(convertRadix2(digits, bits, 8, revPadding));

@@ -302,4 +303,3 @@ },

encode(data: Uint8Array) {
if (!(data instanceof Uint8Array))
throw new Error('checksum.encode: input should be Uint8Array');
if (!isBytes(data)) throw new Error('checksum.encode: input should be Uint8Array');
const checksum = fn(data).slice(0, len);

@@ -312,4 +312,3 @@ const res = new Uint8Array(data.length + len);

decode(data: Uint8Array) {
if (!(data instanceof Uint8Array))
throw new Error('checksum.decode: input should be Uint8Array');
if (!isBytes(data)) throw new Error('checksum.decode: input should be Uint8Array');
const payload = data.slice(0, -len);

@@ -412,3 +411,5 @@ const newChecksum = fn(payload).slice(0, len);

export const base58check = /* @__PURE__ */ (sha256: (data: Uint8Array) => Uint8Array): BytesCoder =>
export const createBase58check = /* @__PURE__ */ (
sha256: (data: Uint8Array) => Uint8Array
): BytesCoder =>
chain(

@@ -418,2 +419,4 @@ checksum(4, (data) => sha256(sha256(data))),

);
// legacy export, bad name
export const base58check = createBase58check;

@@ -565,3 +568,3 @@ // Bech32 code

if (typeof type !== 'string' || !CODERS.hasOwnProperty(type)) throw new TypeError(coderTypeError);
if (!(bytes instanceof Uint8Array)) throw new TypeError('bytesToString() expects Uint8Array');
if (!isBytes(bytes)) throw new TypeError('bytesToString() expects Uint8Array');
return CODERS[type].encode(bytes);

@@ -568,0 +571,0 @@ };

29

lib/esm/index.js

@@ -10,2 +10,6 @@ /*! scure-base - MIT License (c) 2022 Paul Miller (paulmillr.com) */

}
function isBytes(a) {
return (a instanceof Uint8Array ||
(a != null && typeof a === 'object' && a.constructor.name === 'Uint8Array'));
}
/**

@@ -15,10 +19,9 @@ * @__NO_SIDE_EFFECTS__

function chain(...args) {
const id = (a) => a;
// Wrap call in closure so JIT can inline calls
const wrap = (a, b) => (c) => a(b(c));
// Construct chain of args[-1].encode(args[-2].encode([...]))
const encode = Array.from(args)
.reverse()
.reduce((acc, i) => (acc ? wrap(acc, i.encode) : i.encode), undefined);
const encode = args.map((x) => x.encode).reduceRight(wrap, id);
// Construct chain of args[0].decode(args[1].decode(...))
const decode = args.reduce((acc, i) => (acc ? wrap(acc, i.decode) : i.decode), undefined);
const decode = args.map((x) => x.decode).reduce(wrap, id);
return { encode, decode };

@@ -223,3 +226,3 @@ }

encode: (bytes) => {
if (!(bytes instanceof Uint8Array))
if (!isBytes(bytes))
throw new Error('radix.encode input should be Uint8Array');

@@ -230,3 +233,3 @@ return convertRadix(Array.from(bytes), 2 ** 8, num);

if (!Array.isArray(digits) || (digits.length && typeof digits[0] !== 'number'))
throw new Error('radix.decode input should be array of strings');
throw new Error('radix.decode input should be array of numbers');
return Uint8Array.from(convertRadix(digits, num, 2 ** 8));

@@ -249,3 +252,3 @@ },

encode: (bytes) => {
if (!(bytes instanceof Uint8Array))
if (!isBytes(bytes))
throw new Error('radix2.encode input should be Uint8Array');

@@ -256,3 +259,3 @@ return convertRadix2(Array.from(bytes), 8, bits, !revPadding);

if (!Array.isArray(digits) || (digits.length && typeof digits[0] !== 'number'))
throw new Error('radix2.decode input should be array of strings');
throw new Error('radix2.decode input should be array of numbers');
return Uint8Array.from(convertRadix2(digits, bits, 8, revPadding));

@@ -284,3 +287,3 @@ },

encode(data) {
if (!(data instanceof Uint8Array))
if (!isBytes(data))
throw new Error('checksum.encode: input should be Uint8Array');

@@ -294,3 +297,3 @@ const checksum = fn(data).slice(0, len);

decode(data) {
if (!(data instanceof Uint8Array))
if (!isBytes(data))
throw new Error('checksum.decode: input should be Uint8Array');

@@ -351,3 +354,5 @@ const payload = data.slice(0, -len);

};
export const base58check = /* @__PURE__ */ (sha256) => chain(checksum(4, (data) => sha256(sha256(data))), base58);
export const createBase58check = /* @__PURE__ */ (sha256) => chain(checksum(4, (data) => sha256(sha256(data))), base58);
// legacy export, bad name
export const base58check = createBase58check;
const BECH_ALPHABET = /* @__PURE__ */ chain(alphabet('qpzry9x8gf2tvdw0s3jn54khce6mua7l'), join(''));

@@ -459,3 +464,3 @@ const POLYMOD_GENERATORS = [0x3b6a57b2, 0x26508e6d, 0x1ea119fa, 0x3d4233dd, 0x2a1462b3];

throw new TypeError(coderTypeError);
if (!(bytes instanceof Uint8Array))
if (!isBytes(bytes))
throw new TypeError('bytesToString() expects Uint8Array');

@@ -462,0 +467,0 @@ return CODERS[type].encode(bytes);

1

lib/index.d.ts

@@ -76,2 +76,3 @@ /*! scure-base - MIT License (c) 2022 Paul Miller (paulmillr.com) */

export declare const base58xmr: BytesCoder;
export declare const createBase58check: (sha256: (data: Uint8Array) => Uint8Array) => BytesCoder;
export declare const base58check: (sha256: (data: Uint8Array) => Uint8Array) => BytesCoder;

@@ -78,0 +79,0 @@ export interface Bech32Decoded<Prefix extends string = string> {

33

lib/index.js
"use strict";
/*! scure-base - MIT License (c) 2022 Paul Miller (paulmillr.com) */
Object.defineProperty(exports, "__esModule", { value: true });
exports.bytes = exports.stringToBytes = exports.str = exports.bytesToString = exports.hex = exports.utf8 = exports.bech32m = exports.bech32 = exports.base58check = exports.base58xmr = exports.base58xrp = exports.base58flickr = exports.base58 = exports.base64urlnopad = exports.base64url = exports.base64 = exports.base32crockford = exports.base32hex = exports.base32 = exports.base16 = exports.utils = exports.assertNumber = void 0;
exports.bytes = exports.stringToBytes = exports.str = exports.bytesToString = exports.hex = exports.utf8 = exports.bech32m = exports.bech32 = exports.base58check = exports.createBase58check = exports.base58xmr = exports.base58xrp = exports.base58flickr = exports.base58 = exports.base64urlnopad = exports.base64url = exports.base64 = exports.base32crockford = exports.base32hex = exports.base32 = exports.base16 = exports.utils = exports.assertNumber = void 0;
// Utilities

@@ -14,2 +14,6 @@ /**

exports.assertNumber = assertNumber;
function isBytes(a) {
return (a instanceof Uint8Array ||
(a != null && typeof a === 'object' && a.constructor.name === 'Uint8Array'));
}
/**

@@ -19,10 +23,9 @@ * @__NO_SIDE_EFFECTS__

function chain(...args) {
const id = (a) => a;
// Wrap call in closure so JIT can inline calls
const wrap = (a, b) => (c) => a(b(c));
// Construct chain of args[-1].encode(args[-2].encode([...]))
const encode = Array.from(args)
.reverse()
.reduce((acc, i) => (acc ? wrap(acc, i.encode) : i.encode), undefined);
const encode = args.map((x) => x.encode).reduceRight(wrap, id);
// Construct chain of args[0].decode(args[1].decode(...))
const decode = args.reduce((acc, i) => (acc ? wrap(acc, i.decode) : i.decode), undefined);
const decode = args.map((x) => x.decode).reduce(wrap, id);
return { encode, decode };

@@ -227,3 +230,3 @@ }

encode: (bytes) => {
if (!(bytes instanceof Uint8Array))
if (!isBytes(bytes))
throw new Error('radix.encode input should be Uint8Array');

@@ -234,3 +237,3 @@ return convertRadix(Array.from(bytes), 2 ** 8, num);

if (!Array.isArray(digits) || (digits.length && typeof digits[0] !== 'number'))
throw new Error('radix.decode input should be array of strings');
throw new Error('radix.decode input should be array of numbers');
return Uint8Array.from(convertRadix(digits, num, 2 ** 8));

@@ -253,3 +256,3 @@ },

encode: (bytes) => {
if (!(bytes instanceof Uint8Array))
if (!isBytes(bytes))
throw new Error('radix2.encode input should be Uint8Array');

@@ -260,3 +263,3 @@ return convertRadix2(Array.from(bytes), 8, bits, !revPadding);

if (!Array.isArray(digits) || (digits.length && typeof digits[0] !== 'number'))
throw new Error('radix2.decode input should be array of strings');
throw new Error('radix2.decode input should be array of numbers');
return Uint8Array.from(convertRadix2(digits, bits, 8, revPadding));

@@ -288,3 +291,3 @@ },

encode(data) {
if (!(data instanceof Uint8Array))
if (!isBytes(data))
throw new Error('checksum.encode: input should be Uint8Array');

@@ -298,3 +301,3 @@ const checksum = fn(data).slice(0, len);

decode(data) {
if (!(data instanceof Uint8Array))
if (!isBytes(data))
throw new Error('checksum.decode: input should be Uint8Array');

@@ -355,4 +358,6 @@ const payload = data.slice(0, -len);

};
const base58check = (sha256) => chain(checksum(4, (data) => sha256(sha256(data))), exports.base58);
exports.base58check = base58check;
const createBase58check = (sha256) => chain(checksum(4, (data) => sha256(sha256(data))), exports.base58);
exports.createBase58check = createBase58check;
// legacy export, bad name
exports.base58check = exports.createBase58check;
const BECH_ALPHABET = /* @__PURE__ */ chain(alphabet('qpzry9x8gf2tvdw0s3jn54khce6mua7l'), join(''));

@@ -464,3 +469,3 @@ const POLYMOD_GENERATORS = [0x3b6a57b2, 0x26508e6d, 0x1ea119fa, 0x3d4233dd, 0x2a1462b3];

throw new TypeError(coderTypeError);
if (!(bytes instanceof Uint8Array))
if (!isBytes(bytes))
throw new TypeError('bytesToString() expects Uint8Array');

@@ -467,0 +472,0 @@ return CODERS[type].encode(bytes);

6

package.json
{
"name": "@scure/base",
"version": "1.1.3",
"version": "1.1.4",
"description": "Secure, audited & 0-dep implementation of base64, bech32, base58, base32 & base16",

@@ -41,4 +41,4 @@ "files": [

"micro-should": "0.4.0",
"prettier": "2.8.4",
"typescript": "5.0.2"
"prettier": "3.1.1",
"typescript": "5.3.2"
},

@@ -45,0 +45,0 @@ "keywords": [

13

README.md

@@ -20,7 +20,8 @@ # scure-base

> **scure** — secure, independently audited packages for every use case.
> **scure** — audited micro-libraries.
- Minimal or zero dependencies
- Releases are signed with PGP keys and built transparently with NPM provenance
- Check out all libraries:
- Zero or minimal dependencies
- Highly readable TypeScript / JS code
- PGP-signed releases and transparent NPM builds
- Check out [homepage](https://paulmillr.com/noble/#scure) & all libraries:
[base](https://github.com/paulmillr/scure-base),

@@ -66,4 +67,4 @@ [bip32](https://github.com/paulmillr/scure-bip32),

```js
import { base58check } from '@scure/base';
base58check(sha256).encode(data);
import { createBase58check } from '@scure/base';
createBase58check(sha256).encode(data);
```

@@ -70,0 +71,0 @@ 

lib/index.d.ts.map

Sorry, the diff of this file is not supported yet

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