add babel specific config

README.md

@@ -35,7 +35,10 @@ const config: Config = {
   // optional settings for the vega-lite-dev-config
   settings: {
     node: true,
-    react: false
+    react: false,
+    babel: {
+      jest: true
+    }
   }
 };
 ```

configs/babel.ts

@@ -1,8 +1,17 @@
+import {ConfigFile} from '@beemo/core';
 import {BabelConfig} from '@beemo/driver-babel';
+import {Settings} from '..';
+
+const {tool} = process.beemo;
+const {babel = {jest: true}} = (tool.config as ConfigFile<Settings>).settings;
 
 // Used only for jest
-const config: BabelConfig = {
-  presets: [['@babel/preset-env', {targets: {node: 'current'}}], '@babel/preset-typescript'],
-};
+const config: BabelConfig = babel.jest
+  ? {
+      presets: [['@babel/preset-env', {targets: {node: 'current'}}], '@babel/preset-typescript'],
+    }
+  : {
+      // TODO
+    };
 
 export default config;

index.d.ts

@@ -10,6 +10,16 @@ export interface Settings {
    * Support react.
    */
   react?: boolean;
+
+  /**
+   * Babel specific configuration.
+   */
+  babel?: {
+    /**
+     * Set up babel for Jest.
+     */
+    jest: boolean
+  }
 }
 
 export type Config = BeemoConfig<Settings>;