Add prettier (#1339)

package.json

@@ -71,10 +71,12 @@
     "chai-exclude": "3.0.1",
     "cross-env": "10.1.0",
     "eslint": "8.57.1",
+    "eslint-config-prettier": "10.1.8",
     "eslint-plugin-import": "2.32.0",
     "eslint-plugin-jsdoc": "50.6.3",
     "eslint-plugin-no-null": "1.0.2",
     "eslint-plugin-prefer-arrow": "1.2.3",
+    "eslint-plugin-prettier": "5.5.4",
     "eslint-plugin-unicorn": "56.0.1",
     "eslint-webpack-plugin": "4.2.0",
     "fork-ts-checker-notifier-webpack-plugin": "9.0.0",
@@ -84,6 +86,7 @@
     "mocha": "11.7.4",
     "nyc": "17.1.0",
     "pjson": "1.0.9",
+    "prettier": "3.6.2",
     "rimraf": "6.0.1",
     "sinon": "19.0.2",
     "source-map-resolve": "0.6.0",
@@ -117,6 +120,9 @@
     "test:mocha-memory-performance": "cross-env NODE_OPTIONS=--max-old-space-size=280 mocha --require ts-node/register test/performance-tests/JavaScriptObfuscatorMemory.spec.ts",
     "test": "yarn run test:full",
     "eslint": "eslint src/**/*.ts",
+    "prettier": "prettier --write \"src/**/*.ts\" \"test/**/*.ts\"",
+    "prettier:check": "prettier --check \"src/**/*.ts\" \"test/**/*.ts\"",
+    "format": "yarn run prettier && yarn run eslint --fix",
     "git:addFiles": "git add .",
     "postinstall": "opencollective-postinstall",
     "precommit": "npm run build",