Replace pako with fflate

Author: rkalis

packages/cashscript/package.json

@@ -45,12 +45,11 @@
     "@cashscript/utils": "^0.13.0-next.1",
     "@electrum-cash/network": "^4.1.3",
     "@mr-zwets/bchn-api-wrapper": "^1.0.1",
-    "pako": "^2.1.0",
+    "fflate": "^0.8.2",
     "semver": "^7.7.2"
   },
   "devDependencies": {
     "@psf/bch-js": "^6.8.0",
-    "@types/pako": "^2.0.3",
     "@types/semver": "^7.5.8",
     "@vitest/coverage-v8": "^4.0.15",
     "eslint": "^8.54.0",

packages/cashscript/src/libauth-template/LibauthTemplate.ts

@@ -33,7 +33,7 @@ import {
 import SignatureTemplate from '../SignatureTemplate.js';
 import { addressToLockScript, extendedStringify, zip } from '../utils.js';
 import { TransactionBuilder } from '../TransactionBuilder.js';
-import { deflate } from 'pako';
+import { zlibSync } from 'fflate';
 import MockNetworkProvider from '../network/MockNetworkProvider.js';
 import { addHexPrefixExceptEmpty, DEFAULT_VM_TARGET, formatBytecodeForDebugging, formatParametersForDebugging, getLockScriptName, getSignatureAndPubkeyFromP2PKHInput, getUnlockScriptName, serialiseTokenDetails } from './utils.js';
 
@@ -77,7 +77,7 @@ export const debugLibauthTemplate = (template: WalletTemplate, transaction: Tran
 
 export const getBitauthUri = (template: WalletTemplate): string => {
   const base64toBase64Url = (base64: string): string => base64.replace(/\+/g, '-').replace(/\//g, '_');
-  const payload = base64toBase64Url(binToBase64(deflate(utf8ToBin(extendedStringify(template)))));
+  const payload = base64toBase64Url(binToBase64(zlibSync(utf8ToBin(extendedStringify(template)))));
   return `https://ide.bitauth.com/import-template/${payload}`;
 };
 

yarn.lock

@@ -2010,11 +2010,6 @@
   resolved "https://registry.yarnpkg.com/@types/normalize-package-data/-/normalize-package-data-2.4.0.tgz#e486d0d97396d79beedd0a6e33f4534ff6b4973e"
   integrity sha512-f5j5b/Gf71L+dbqxIpQ4Z2WlmI/mPJ0fOkGGmFgtb6sAu97EPczzbS3/tJKxmcYDj55OX6ssqwDAWOHIYDRDGA==
 
-"@types/pako@^2.0.3":
-  version "2.0.3"
-  resolved "https://registry.yarnpkg.com/@types/pako/-/pako-2.0.3.tgz#b6993334f3af27c158f3fe0dfeeba987c578afb1"
-  integrity sha512-bq0hMV9opAcrmE0Byyo0fY3Ew4tgOevJmQ9grUhpXQhYfyLJ1Kqg3P33JT5fdbT2AjeAjR51zqqVjAL/HMkx7Q==
-
 "@types/semver@^7.5.8":
   version "7.5.8"
   resolved "https://registry.yarnpkg.com/@types/semver/-/semver-7.5.8.tgz#8268a8c57a3e4abd25c165ecd36237db7948a55e"
@@ -4566,6 +4561,11 @@ fdir@^6.5.0:
   resolved "https://registry.yarnpkg.com/fdir/-/fdir-6.5.0.tgz#ed2ab967a331ade62f18d077dae192684d50d350"
   integrity sha512-tIbYtZbucOs0BRGqPJkshJUYdL+SDH7dVM8gjy+ERp3WAUjLEFJE+02kanyHtwjWOnwrKYBiwAmM0p4kLJAnXg==
 
+fflate@^0.8.2:
+  version "0.8.2"
+  resolved "https://registry.yarnpkg.com/fflate/-/fflate-0.8.2.tgz#fc8631f5347812ad6028bbe4a2308b2792aa1dea"
+  integrity sha512-cPJU47OaAoCbg0pBvzsgpTPhmhqI5eJjh/JIu8tPj5q+T7iLvW/JAYUqmE7KOB4R1ZyEhzBaIQpQpardBF5z8A==
+
 figgy-pudding@^3.4.1, figgy-pudding@^3.5.1:
   version "3.5.2"
   resolved "https://registry.yarnpkg.com/figgy-pudding/-/figgy-pudding-3.5.2.tgz#b4eee8148abb01dcf1d1ac34367d59e12fa61d6e"
@@ -7185,11 +7185,6 @@ p-waterfall@^1.0.0:
   dependencies:
     p-reduce "^1.0.0"
 
-pako@^2.1.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/pako/-/pako-2.1.0.tgz#266cc37f98c7d883545d11335c00fbd4062c9a86"
-  integrity sha512-w+eufiZ1WuJYgPXbV/PO3NCMEc3xqylkKHzp8bxp1uW4qaSNQUkwmLLEc3kKsfz8lpV1F8Ht3U1Cm+9Srog2ug==
-
 parallel-transform@^1.1.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/parallel-transform/-/parallel-transform-1.2.0.tgz#9049ca37d6cb2182c3b1d2c720be94d14a5814fc"