feat: improve stats reporter

.eslintrc.js

@@ -10,6 +10,7 @@ module.exports = {
     'class-methods-use-this': 0,
     'prefer-template': 0,
     'no-underscore-dangle': 0,
-    'arrow-body-style': 0
+    'arrow-body-style': 0,
+    'no-param-reassign': 0
   },
 };

src/reporters/stats.js

@@ -1,9 +1,30 @@
 export default class StatsReporter {
   constructor(options) {
-    this.options = options;
+    this.options = Object.assign(
+      {
+        chunks: false,
+        children: false,
+        modules: false,
+        colors: true,
+        warnings: true,
+        errors: true,
+      },
+      options
+    );
   }
 
-  done(_, { stats }) {
-    process.stderr.write('\n' + stats.toString(this.options) + '\n');
+  done(context, { stats }) {
+    context.state.statsString = stats.toString(this.options);
+  }
+
+  allDone(context) {
+    let str = '';
+
+    context.statesArray.forEach((state) => {
+      str += '\n' + state.statsString + '\n';
+      delete state.statsString;
+    });
+
+    process.stderr.write(str);
   }
 }