Migrate to eslint-plugin-matrix-org

Also add required peer dependencies

Author: AndrewFerr

.eslintrc.js

@@ -1,8 +1,13 @@
 module.exports = {
-    extends: ["matrix-org"],
     plugins: [
-        "babel",
+        "matrix-org",
     ],
+    extends: [
+        "plugin:matrix-org/babel",
+    ],
+    parserOptions: {
+        project: ["./tsconfig.json"],
+    },
     env: {
         browser: true,
     },
@@ -29,7 +34,7 @@ module.exports = {
     },
     overrides: [{
         "files": ["src/**/*.ts", "test/**/*.ts"],
-        "extends": ["matrix-org/ts"],
+        "extends": ["plugin:matrix-org/typescript"],
         "rules": {
             // TypeScript has its own version of this
             "babel/no-invalid-this": "off",

package.json

@@ -38,17 +38,25 @@
     "@babel/cli": "^7.11.6",
     "@babel/core": "^7.11.6",
     "@babel/eslint-parser": "^7.25.9",
+    "@babel/eslint-plugin": "^7.25.9",
     "@babel/plugin-proposal-class-properties": "^7.10.4",
     "@babel/preset-env": "^7.11.5",
     "@babel/preset-typescript": "^7.10.4",
     "@casualbot/jest-sonar-reporter": "^2.2.7",
+    "@stylistic/eslint-plugin": "^2.10.1",
     "@testing-library/dom": "^8.0.0",
     "@types/jest": "^29.5.12",
     "@types/node": "^18.16.0",
+    "@typescript-eslint/eslint-plugin": "^8.0.0",
+    "@typescript-eslint/parser": "^8.0.0",
     "browserify": "^17.0.0",
-    "eslint": "^7.8.1",
-    "eslint-config-matrix-org": "^0.1.2",
+    "eslint": "^8.0.0",
+    "eslint-config-google": "^0.14.0",
+    "eslint-config-prettier": "^9.0.0",
     "eslint-plugin-babel": "^5.3.1",
+    "eslint-plugin-import": "^2.31.0",
+    "eslint-plugin-matrix-org": "^2.0.0",
+    "eslint-plugin-unicorn": "^56.0.0",
     "jest": "^29.5.0",
     "jest-environment-jsdom": "^29.5.0",
     "rimraf": "^3.0.2",