fix(babel): Specify files to make babel actually do something

Author: AMontagu

babel.config.js

@@ -1,7 +1,6 @@
 module.exports = {
   presets: [
-    '@vue/cli-plugin-babel/preset',
-    '@babel/preset-env'
+    '@vue/cli-plugin-babel/preset'
   ],
   plugins: [['@babel/plugin-transform-runtime', { useESModules: true }]]
 }

build/rollup.config.js

@@ -138,7 +138,11 @@ function createConfig(format, output, plugins = []) {
       ),
       ...nodePlugins,
       // Babel plugin need to be placed after commonjs plugin
-      babel({ babelHelpers: 'runtime' }),
+      babel({ 
+        exclude: 'node_modules/**',
+        extensions: ['.js', '.ts'],
+        babelHelpers: 'runtime' 
+      }),
       ...plugins,
     ],
     output,

package-lock.json

@@ -8,9 +8,10 @@
     "lint": "vue-cli-service lint"
   },
   "dependencies": {
+    "@vue/composition-api": "^1.0.0-rc.5",
     "core-js": "^3.6.5",
     "vue": "^2.6.11",
-    "vue-datatable-url-sync": "^1.0.1",
+    "vue-datatable-url-sync": "^1.0.2",
     "vue-router": "^3.2.0",
     "vuetify": "^2.4.0"
   },