Improve chokidar watch on middleware and store

lib/build.js

@@ -183,6 +183,7 @@ function * generateRoutesAndFiles () {
     'components/nuxt-link.js',
     'components/nuxt.vue'
   ]
+  this.options.store = fs.existsSync(join(this.srcDir, 'store'))
   let templateVars = {
     uniqBy: _.uniqBy,
     isDev: this.dev,
@@ -195,7 +196,7 @@ function * generateRoutesAndFiles () {
     },
     env: this.options.env,
     head: this.options.head,
-    middleware: this.options.middleware,
+    middleware: fs.existsSync(join(this.srcDir, 'middleware')),
     store: this.options.store,
     css: this.options.css,
     plugins: this.options.plugins.map((p) => {
@@ -248,7 +249,7 @@ function * generateRoutesAndFiles () {
       return writeFile(path, content, 'utf8')
       .then(() => {
         // Fix webpack loop (https://github.com/webpack/watchpack/issues/25#issuecomment-287789288)
-        const dateFS = Date.now() / 1000 - 10
+        const dateFS = Date.now() / 1000 - 30
         return utimes(path, dateFS, dateFS)
       })
     })
@@ -462,9 +463,11 @@ function createRenderer (bundle) {
 function watchPages () {
   const patterns = [
     r(this.srcDir, 'pages'),
+    r(this.srcDir, 'layouts'),
+    r(this.srcDir, 'store'),
+    r(this.srcDir, 'middleware'),
     r(this.srcDir, 'pages/*.vue'),
     r(this.srcDir, 'pages/**/*.vue'),
-    r(this.srcDir, 'layouts'),
     r(this.srcDir, 'layouts/*.vue'),
     r(this.srcDir, 'layouts/**/*.vue')
   ]
@@ -473,11 +476,7 @@ function watchPages () {
   }
   /* istanbul ignore next */
   const refreshFiles = _.debounce(() => {
-    var d = Date.now()
     co(generateRoutesAndFiles.bind(this))
-    .then(() => {
-      console.log('Time to gen:' + (Date.now() - d) + 'ms') // eslint-disable-line no-console
-    })
   }, 200)
   this.pagesFilesWatcher = chokidar.watch(patterns, options)
   .on('add', refreshFiles)

lib/nuxt.js

@@ -59,11 +59,6 @@ class Nuxt {
     if (fs.existsSync(join(this.srcDir, 'store'))) {
       this.options.store = true
     }
-    // If middleware defined, update middleware option to true
-    this.options.middleware = false
-    if (fs.existsSync(join(this.srcDir, 'middleware'))) {
-      this.options.middleware = true
-    }
     // If app.html is defined, set the template path to the user template
     this.options.appTemplatePath = resolve(__dirname, 'views/app.template.html')
     if (fs.existsSync(join(this.srcDir, 'app.html'))) {