misc: improve --generate option

static version will be generated and auto open + json stats

bin/nuxt-build

@@ -60,9 +60,11 @@ nuxt.hook('error', (_err, from) => Utils.fatalError(_err, from))
 
 // Close function
 const close = () => {
-  if (options.build.analyze === true) {
-    return // Wait for user exit
+  // In analyze mode wait for plugin opening the browser
+  if (options.build.analyze === true && !(this.options.ci || this.options.test)) {
+    return
   }
+
   process.exit(0)
 }
 

lib/builder/webpack/client.mjs

@@ -66,10 +66,18 @@ export default class WebpackClientConfig extends WebpackBaseConfig {
     }
 
     // Webpack Bundle Analyzer
+    // https://github.com/webpack-contrib/webpack-bundle-analyzer
     if (!this.options.dev && this.options.build.analyze) {
-      plugins.push(
-        new BundleAnalyzer.BundleAnalyzerPlugin(Object.assign({}, this.options.build.analyze))
-      )
+      const statsDir = path.resolve(this.options.buildDir, 'stats')
+
+      plugins.push(new BundleAnalyzer.BundleAnalyzerPlugin(Object.assign({
+        analyzerMode: 'static',
+        defaultSizes: 'gzip',
+        generateStatsFile: true,
+        openAnalyzer: !(this.options.ci || this.options.test),
+        reportFilename: path.resolve(statsDir, 'client.html'),
+        statsFilename: path.resolve(statsDir, 'client.json')
+      }, this.options.build.analyze)))
     }
 
     return plugins