Remove babel from toolchain.

Author: OtherCroissant

.eslintrc

@@ -1,5 +1,4 @@
 {
-  "parser": "babel-eslint",
   "extends": "eslint:recommended",
   "rules": {
     "array-bracket-spacing": ["error", "always"],
@@ -42,6 +41,10 @@
   "env": {
     "browser": true,
     "node": true,
-    "es6": true
-  }
+    "es2022": true
+  },
+  "parserOptions": {
+    "sourceType": "module",
+    "ecmaVersion": 2022
+  },
 }

babel.config.json

@@ -27,16 +27,12 @@
   },
   "homepage": "https://trix-editor.org/",
   "devDependencies": {
-    "@babel/core": "^7.16.0",
-    "@babel/preset-env": "^7.16.4",
-    "@rollup/plugin-babel": "^5.3.0",
     "@rollup/plugin-commonjs": "^22.0.2",
     "@rollup/plugin-json": "^4.1.0",
     "@rollup/plugin-node-resolve": "^13.3.0",
     "@web/dev-server": "^0.1.34",
-    "babel-eslint": "^10.1.0",
     "concurrently": "^7.4.0",
-    "eslint": "^7.32.0",
+    "eslint": "8.57.0",
     "esm": "^3.2.25",
     "karma": "6.4.1",
     "karma-chrome-launcher": "3.2.0",

package.json

@@ -1,7 +1,6 @@
 import json from "@rollup/plugin-json"
 import includePaths from "rollup-plugin-includepaths"
 import commonjs from "@rollup/plugin-commonjs"
-import { babel } from "@rollup/plugin-babel"
 import nodeResolve from "@rollup/plugin-node-resolve"
 import { terser } from "rollup-plugin-terser"
 
@@ -20,7 +19,6 @@ const plugins = [
   commonjs({
     extensions: [ ".js" ]
   }),
-  babel({ babelHelpers: "bundled" }),
 ]
 
 const defaultConfig = {