chore: separate polyfill

build/webpack.analyser.js

@@ -1,5 +1,5 @@
-const BundleAnalyzerPlugin =
+const BundleAnalyzerPlugin = require('webpack-bundle-analyzer')
-  require('webpack-bundle-analyzer').BundleAnalyzerPlugin
+  .BundleAnalyzerPlugin
 
 exports = require('./webpack.prod')
 

build/webpack.polyfill.js

@@ -0,0 +1,10 @@
+const path = require('path')
+
+module.exports = {
+  mode: 'production',
+  entry: './src/polyfill',
+  output: {
+    path: path.resolve(__dirname, '../dist'),
+    filename: 'eruda-polyfill.js',
+  },
+}

package.json

@@ -9,7 +9,7 @@
   ],
   "scripts": {
     "ci": "npm run lint && npm run test && npm run build && npm run es5",
-    "build": "lsla shx rm -rf dist && webpack --config build/webpack.prod.js && node build/build && lsla shx cp README.md eruda.d.ts dist",
+    "build": "lsla shx rm -rf dist && webpack --config build/webpack.prod.js && webpack --config build/webpack.polyfill.js && node build/build && lsla shx cp README.md eruda.d.ts dist",
     "build:analyser": "webpack --config build/webpack.analyser.js",
     "dev": "webpack-dev-server --config build/webpack.dev.js --host 0.0.0.0",
     "test": "karma start",

src/eruda.js

@@ -1,5 +1,3 @@
-import 'core-js/modules/es.map'
-import 'core-js/stable/promise'
 import EntryBtn from './EntryBtn/EntryBtn'
 import DevTools from './DevTools/DevTools'
 import Tool from './DevTools/Tool'

src/polyfill.js

@@ -0,0 +1,2 @@
+import 'core-js/modules/es.map'
+import 'core-js/stable/promise'