fix: use TextEncoder fallbacks where possible

Author: holtwick

src/common/data/basex-secure.spec.ts

@@ -1,4 +1,4 @@
-import { base64 } from './basex-secure'
+import { base64, base32agnoster } from './basex-secure'
 
 describe('baseX-secure', () => {
 
@@ -10,4 +10,12 @@ describe('baseX-secure', () => {
     expect(base64.encode(bin)).toBe(btoa(str))
     expect(base64.decode(btoa(str))).toEqual(bin)
   })
+
+   it('should support 32-agnoster like for Swift', () => {
+      let originalString = "Hello"
+      let data = new TextEncoder().encode(originalString)
+      let encodedString = base32agnoster.encode(data)
+      expect(encodedString).toBe("91jprv3f")
+    })
+  
 })

src/common/data/basex-secure.ts

@@ -1,5 +1,7 @@
 /* scure-base - MIT License (c) 2022 Paul Miller (paulmillr.com) */
 
+import { stringToUInt8Array, Uint8ArrayToString } from "./bin"
+
 // Utilities
 /**
  * @__NO_SIDE_EFFECTS__
@@ -347,6 +349,11 @@ export const base32hexnopad: BytesCoder = /* @__PURE__ */ chain(
   alphabet('0123456789ABCDEFGHIJKLMNOPQRSTUV'),
   join('')
 );
+export const base32agnoster: BytesCoder = /* @__PURE__ */ chain(
+  radix2(5),
+  alphabet('0123456789abcdefghjkmnpqrtuvwxyz'),
+  join('')
+);
 export const base32crockford: BytesCoder = /* @__PURE__ */ chain(
   radix2(5),
   alphabet('0123456789ABCDEFGHJKMNPQRSTVWXYZ'),
@@ -574,12 +581,9 @@ function genBech32(encoding: 'bech32' | 'bech32m'): Bech32 {
 export const bech32: Bech32 = /* @__PURE__ */ genBech32('bech32');
 export const bech32m: Bech32 = /* @__PURE__ */ genBech32('bech32m');
 
-declare const TextEncoder: any;
-declare const TextDecoder: any;
-
 export const utf8: BytesCoder = {
-  encode: (data) => new TextDecoder().decode(data),
-  decode: (str) => new TextEncoder().encode(str),
+  encode: (data) => Uint8ArrayToString(data),
+  decode: (str) => stringToUInt8Array(str),
 };
 
 export const hex: BytesCoder = /* @__PURE__ */ chain(

src/common/data/basex.spec.ts

@@ -109,6 +109,14 @@ describe('baseX', () => {
     expect(decode('o1y89')).toEqual(new Uint8Array([1, 9, 0, 255]))
   })
 
+  it('should support 32-agnoster like for Swift', () => {
+    const { encode, decode } = useBase('32-agnoster')
+    let originalString = "Hello"
+    let data = new TextEncoder().encode(originalString)
+    let encodedString = encode(data)
+    expect(encodedString).toBe("91jprv3f")
+  })
+
   // it('should do the same as atob and btoa', () => {
   //   const { encode, decode } = useBase(64)
   //   const str = 'Hello, World!'

src/common/data/bin.ts

@@ -2,7 +2,7 @@
 /* eslint-disable no-control-regex */
 /* eslint-disable prefer-spread */
 
-import { base64, base64nopad, base64urlnopad, str } from './basex-secure'
+import { base64, base64nopad, base64urlnopad } from './basex-secure'
 import { jsonStringifySafe } from './json'
 
 export type BinInput = Uint8Array | ArrayBuffer | string | number[]