Make babel-loader work, change compile targe to IE11

_develop/webpack.config.js

@@ -20,9 +20,24 @@ const constantPack = new DefinePlugin({
   QUILL_VERSION: JSON.stringify(pkg.version),
 });
 
+const source = [
+  'quill.js',
+  'core.js',
+  'vaadin-quill.js',
+  'blots',
+  'core',
+  'formats',
+  'modules',
+  'test',
+  'themes',
+  'ui'
+].map(function(file) {
+  return resolve(__dirname, '..', file);
+});
+
 const jsRules = {
   test: /\.js$/,
-  include: [resolve(__dirname, 'src')],
+  include: source,
   use: ['babel-loader'],
 };
 

babel.config.js

@@ -2,9 +2,18 @@ const pkg = require('./package.json');
 
 module.exports = {
   presets: [
-    ['@babel/preset-env', { modules: false }],
+    [
+      '@babel/preset-env',
+      {
+        modules: false,
+        useBuiltIns: 'usage',
+        corejs: 3,
+        targets: { ie: '11' },
+      },
+    ],
   ],
   plugins: [
+    ['@babel/plugin-transform-runtime'],
     ['transform-define', { QUILL_VERSION: pkg.version }],
   ],
 };

package.json

@@ -42,9 +42,11 @@
   "devDependencies": {
     "@babel/cli": "^7.23.9",
     "@babel/core": "^7.24.0",
+    "@babel/plugin-transform-runtime": "^7.24.7",
     "@babel/preset-env": "^7.24.0",
     "babel-loader": "^9.1.3",
     "babel-plugin-transform-define": "^2.1.4",
+    "core-js": "^3.8.0",
     "css-loader": "^6.10.0",
     "html-loader": "^4.2.0",
     "http-proxy": "^1.16.2",