Remove dependencies of atob

package.json

@@ -56,10 +56,8 @@
     "typescript": "~3.8.3"
   },
   "dependencies": {
-    "@types/atob": "^2.1.2",
-    "atob": "^2.1.2",
     "ethereum-cryptography": "^1.0.1",
-    "node-fetch": "^2.6.0"
+    "node-fetch": "^2.6.7"
   },
   "husky": {
     "hooks": {

src/core/sdk.ts

@@ -1,4 +1,3 @@
-import '../utils/shim';
 import { TokenModule } from '../modules/token';
 import { UsersModule } from '../modules/users';
 import { UtilsModule } from '../modules/utils';

src/utils/codec.ts

@@ -0,0 +1,25 @@
+/*
+ * Check if global object window is defined
+ */
+export function isBrowser() {
+  return typeof window !== 'undefined';
+}
+
+/*
+ * Decode base64 value, returns string
+ * @Params: string
+ */
+export function decodeValue(value: string): string {
+  if (!value) {
+    return '';
+  }
+
+  const valueToString = value.toString();
+
+  if (isBrowser()) {
+    return atob(valueToString);
+  }
+
+  const buff = Buffer.from(valueToString, 'base64');
+  return buff.toString('ascii');
+}

src/utils/parse-didt.ts

@@ -1,6 +1,7 @@
 import { Claim, ParsedDIDToken } from '../types';
 import { isDIDTClaim } from './type-guards';
 import { createMalformedTokenError } from '../core/sdk-exceptions';
+import { decodeValue } from './codec';
 
 interface ParseDIDTokenResult {
   raw: [string, string];
@@ -10,9 +11,9 @@ interface ParseDIDTokenResult {
 /**
  * Parses a DID Token so that the encoded `claim` is in object form.
  */
-export function parseDIDToken(DIDToken: string): ParseDIDTokenResult {
+export function parseDIDToken(didToken: string): ParseDIDTokenResult {
   try {
-    const [proof, claim] = JSON.parse(globalThis.atob(DIDToken)) as [string, string];
+    const [proof, claim] = JSON.parse(decodeValue(didToken)) as [string, string];
     const parsedClaim = JSON.parse(claim) as Claim;
     if (isDIDTClaim(parsedClaim)) return { raw: [proof, claim], withParsedClaim: [proof, parsedClaim] };
     throw new Error();

test/lib/constants.ts

@@ -4,6 +4,7 @@ export const API_KEY = 'sk_test_123';
 export const VALID_DIDT =
   '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';
 
+export const DECODED_DIDT = `["0xe024355e429dcad3517ad99ea3410abfd45b0b6398b06654dba4179c87e162781575b0981c658f70260e49230da9488a04d9970eb38e6fddecd6509a027b08b91b","{\\"iat\\":1585011204,\\"ext\\":1900411204,\\"iss\\":\\"did:ethr:0xB2ec9b61699762491b6542278E9dFEC9050f8089\\",\\"sub\\":\\"6tFXTfRxykwMKOOjSMbdPrEMrpUl3m3j8DQycFqO2tw=\\",\\"aud\\":\\"did:magic:f54168e9-9ce9-47f2-81c8-7cb2a96b26ba\\",\\"nbf\\":1585011204,\\"tid\\":\\"2ddf5983-983b-487d-b464-bc5e283a03c5\\",\\"add\\":\\"0x91fbe74be6c6bfd8ddddd93011b059b9253f10785649738ba217e51e0e3df1381d20f521a3641f23eb99ccb34e3bc5d96332fdebc8efa50cdb415e45500952cd1c\\"}"]`;
 export const VALID_DIDT_WITH_INVALID_RECOVERY_BIT =
   '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';
 

test/spec/utils/codec.spec.ts

@@ -0,0 +1,26 @@
+import { decodeValue } from '../../../src/utils/codec';
+import { DECODED_DIDT, VALID_DIDT } from '../../lib/constants';
+
+test('Decoding', async () => {
+  const decodedString = decodeValue(VALID_DIDT);
+
+  expect(decodedString).toBe(DECODED_DIDT);
+});
+
+test('Decoding malformed string', async () => {
+  const decodedString = decodeValue(`tRollGoat${VALID_DIDT}`);
+
+  expect(decodedString).not.toBe(DECODED_DIDT);
+});
+
+test('Decoding null value', async () => {
+  const decodedString = decodeValue(null);
+
+  expect(decodedString).toBe('');
+});
+
+test('Decoding undefined', async () => {
+  const decodedString = decodeValue(undefined);
+
+  expect(decodedString).toBe('');
+});

test/spec/utils/parse-didt.spec.ts

@@ -1,4 +1,3 @@
-import '../../../src/utils/shim';
 import { VALID_DIDT, VALID_DIDT_DECODED, INVALID_DIDT_MALFORMED_CLAIM } from '../../lib/constants';
 import { createMalformedTokenError } from '../../../src/core/sdk-exceptions';
 import { parseDIDToken } from '../../../src/utils/parse-didt';

yarn.lock

@@ -3913,11 +3913,18 @@ nice-try@^1.0.4:
   resolved "https://registry.yarnpkg.com/nice-try/-/nice-try-1.0.5.tgz#a3378a7696ce7d223e88fc9b764bd7ef1089e366"
   integrity sha512-1nh45deeb5olNY7eX82BkPO7SSxR5SSYJiPTrTdFUVYwAl8CKMA5N9PjTYkHiRjisVcxcQ1HXdLhx2qxxJzLNQ==
 
-[email protected], node-fetch@^2.6.0, node-fetch@^2.6.1:
+[email protected], node-fetch@^2.6.1:
   version "2.6.1"
   resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.1.tgz#045bd323631f76ed2e2b55573394416b639a0052"
   integrity sha512-V4aYg89jEoVRxRb2fJdAg8FHvI7cEyYdVAh94HH0UIK8oJxUfkjlDQN9RbMx+bEjP7+ggMiFRprSti032Oipxw==
 
+node-fetch@^2.6.7:
+  version "2.7.0"
+  resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.7.0.tgz#d0f0fa6e3e2dc1d27efcd8ad99d550bda94d187d"
+  integrity sha512-c4FRfUm/dbcWZ7U+1Wq0AwCyFL+3nt2bEw05wfxSz+DWpWsitgmSgYmy2dQdWyKC1694ELPqMs/YzUSNozLt8A==
+  dependencies:
+    whatwg-url "^5.0.0"
+
 node-int64@^0.4.0:
   version "0.4.0"
   resolved "https://registry.yarnpkg.com/node-int64/-/node-int64-0.4.0.tgz#87a9065cdb355d3182d8f94ce11188b825c68a3b"
@@ -5191,6 +5198,11 @@ tr46@^2.1.0:
   dependencies:
     punycode "^2.1.1"
 
+tr46@~0.0.3:
+  version "0.0.3"
+  resolved "https://registry.yarnpkg.com/tr46/-/tr46-0.0.3.tgz#8184fd347dac9cdc185992f3a6622e14b9d9ab6a"
+  integrity sha512-N3WMsuqV66lT30CrXNbEjx4GEwlow3v6rr4mCcv6prnfwhS01rkgyFdjPNBYd9br7LpXV1+Emh01fHnq2Gdgrw==
+
 trim-newlines@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/trim-newlines/-/trim-newlines-1.0.0.tgz#5887966bb582a4503a41eb524f7d35011815a613"
@@ -5402,6 +5414,11 @@ walker@^1.0.7:
   dependencies:
     makeerror "1.0.12"
 
+webidl-conversions@^3.0.0:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/webidl-conversions/-/webidl-conversions-3.0.1.tgz#24534275e2a7bc6be7bc86611cc16ae0a5654871"
+  integrity sha512-2JAn3z8AR6rjK8Sm8orRC0h/bcl/DqL7tRPdGZ4I1CjdF+EaMLmYxBHyXuKL849eucPFhvBoxMsflfOb8kxaeQ==
+
 webidl-conversions@^5.0.0:
   version "5.0.0"
   resolved "https://registry.yarnpkg.com/webidl-conversions/-/webidl-conversions-5.0.0.tgz#ae59c8a00b121543a2acc65c0434f57b0fc11aff"
@@ -5424,6 +5441,14 @@ whatwg-mimetype@^2.3.0:
   resolved "https://registry.yarnpkg.com/whatwg-mimetype/-/whatwg-mimetype-2.3.0.tgz#3d4b1e0312d2079879f826aff18dbeeca5960fbf"
   integrity sha512-M4yMwr6mAnQz76TbJm914+gPpB/nCwvZbJU28cUD6dR004SAxDLOOSUaB1JDRqLtaOV/vi0IC5lEAGFgrjGv/g==
 
+whatwg-url@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/whatwg-url/-/whatwg-url-5.0.0.tgz#966454e8765462e37644d3626f6742ce8b70965d"
+  integrity sha512-saE57nupxk6v3HY35+jzBwYa0rKSy0XR8JSxZPwgLr7ys0IBzhGviA1/TUGJLmSVqs8pb9AnvICXEuOHLprYTw==
+  dependencies:
+    tr46 "~0.0.3"
+    webidl-conversions "^3.0.0"
+
 whatwg-url@^8.0.0, whatwg-url@^8.5.0:
   version "8.7.0"
   resolved "https://registry.yarnpkg.com/whatwg-url/-/whatwg-url-8.7.0.tgz#656a78e510ff8f3937bc0bcbe9f5c0ac35941b77"