fix: modules called before renderer in production

lib/build.js

@@ -76,8 +76,10 @@ export function options () {
   if (this.dev && isUrl(this.options.build.publicPath)) {
     this.options.build.publicPath = defaults.publicPath
   }
+}
+
+export function production () {
   // Production, create server-renderer
-  if (!this.dev) {
   webpackStats = {
     chunks: false,
     children: false,
@@ -94,7 +96,6 @@ export function options () {
     addAppTemplate.call(this)
   }
 }
-}
 
 export async function build () {
   // Avoid calling this method multiple times

lib/generate.js

@@ -42,6 +42,10 @@ export default async function () {
   const s = Date.now()
   let errors = []
   /*
+  ** Wait for modules to be initialized
+  */
+  await this.ready()
+  /*
   ** Set variables
   */
   this.options.generate = _.defaultsDeep(this.options.generate, defaults)

lib/module.js

@@ -19,10 +19,11 @@ class Module {
   async ready () {
     if (this.initing) {
       await this.initing
-      return
+      return this
     }
     // Install all modules in sequence
     await sequence(this.options.modules, this.addModule.bind(this))
+    return this
   }
 
   addVendor (vendor) {

lib/nuxt.js

@@ -124,20 +124,25 @@ class Nuxt {
     // Add module integration
     this.module = new Module(this)
     // Init nuxt.js
-    this.ready()
-    // Launch build in development but don't wait for him to be finished
-    if (this.dev) {
-      this.build()
-    }
+    this._ready = this.ready()
     // Return nuxt.js instance
     return this
   }
 
   async ready () {
-    if (this._ready) return this
+    if (this._ready) {
+      await this._ready
+      return this
+    }
     // Init modules
     await this.module.ready()
-    this._ready = true
+    // Launch build in development but don't wait for it to be finished
+    if (this.dev) {
+      this.build()
+    } else {
+      build.production.call(this)
+    }
+    return this
   }
 
   close (callback) {

lib/render.js

@@ -11,6 +11,9 @@ debug.color = 4
 setAnsiColors(ansiHTML)
 
 export async function render (req, res) {
+  // Wait for nuxt.js to be ready
+  await this.ready()
+  // Check if project is built for production
   if (!this.renderer && !this.dev) {
     console.error('> No build files found, please run `nuxt build` before launching `nuxt start`') // eslint-disable-line no-console
     process.exit(1)
@@ -23,8 +26,6 @@ export async function render (req, res) {
       }, 1000)
     })
   }
-  // Wait for nuxt.js to be ready
-  await this.ready()
   // Get context
   const context = getContext(req, res)
   res.statusCode = 200