update build setup for flow

.eslintrc

@@ -1,4 +1,5 @@
 {
   "root": true,
+  "parser": "babel-eslint",
   "extends": "vue"
 }

build/karma.dev.config.js

@@ -1,15 +1,6 @@
 var base = require('./karma.base.config.js')
 
 module.exports = function (config) {
-  // enable linting during dev
-  base.webpack.module.preLoaders = [
-    {
-      test: /\.js$/,
-      loader: 'eslint',
-      exclude: /node_modules/
-    }
-  ]
-
   config.set(Object.assign(base, {
     browsers: ['Chrome'],
     reporters: ['progress']

build/webpack.dist.dev.config.js

@@ -17,7 +17,7 @@ module.exports = {
   },
   module: {
     loaders: [
-      { test: /\.js/, loader: 'babel!eslint', exclude: /node_modules/ }
+      { test: /\.js/, loader: 'babel', exclude: /node_modules/ }
     ]
   },
   plugins: [

build/webpack.ssr.dev.config.js

@@ -13,7 +13,7 @@ module.exports = {
   },
   module: {
     loaders: [
-      { test: /\.js/, loader: 'babel!eslint', exclude: /node_modules/ }
+      { test: /\.js/, loader: 'babel', exclude: /node_modules/ }
     ]
   }
 }

build/webpack.ssr.test.config.js

@@ -1,18 +0,0 @@
-var path = require('path')
-var alias = require('./alias')
-
-module.exports = {
-  entry: path.resolve(__dirname, '../test/ssr/ssr.spec.js'),
-  output: {
-    path: path.resolve(__dirname, '../test/ssr'),
-    filename: 'ssr.spec.bundle.js'
-  },
-  resolve: {
-    alias: alias
-  },
-  module: {
-    loaders: [
-      { test: /\.js/, loader: 'babel', exclude: /node_modules/ }
-    ]
-  }
-}

package.json

@@ -38,7 +38,10 @@
   "homepage": "https://github.com/vuejs/vue#readme",
   "devDependencies": {
     "babel-core": "6.8.x",
+    "babel-eslint": "^6.0.4",
     "babel-loader": "6.2.x",
+    "babel-plugin-syntax-flow": "^6.8.0",
+    "babel-plugin-transform-flow-strip-types": "^6.8.0",
     "babel-preset-es2015": "6.6.x",
     "babel-preset-es2015-rollup-vue": "1.1.x",
     "chromedriver": "2.21.x",
@@ -46,7 +49,7 @@
     "entities": "1.1.x",
     "eslint": "2.9.x",
     "eslint-config-vue": "1.0.x",
-    "eslint-loader": "1.3.x",
+    "flow-bin": "^0.24.2",
     "http-server": "0.9.x",
     "isparta-loader": "2.0.x",
     "jasmine": "2.4.x",

src/entries/web-compiler.js

@@ -17,14 +17,20 @@ const baseOptions = {
   getTagNamespace
 }
 
-export function compile (template: string, options: Object): Object {
+export function compile (
+  template: string,
+  options: Object
+): { render: string, staticRenderFns: Array<string> } {
   options = options
     ? extend(extend({}, baseOptions), options)
     : baseOptions
   return baseCompile(template, options)
 }
 
-export function compileToFunctions (template: string, options: Object = {}): Object {
+export function compileToFunctions (
+  template: string,
+  options: Object = {}
+): { render: Function, staticRenderFns: Array<Function> } {
   options.preserveWhitespace = options.preserveWhitespace !== false
   const cache = options.preserveWhitespace ? cache1 : cache2
   if (cache[template]) {
@@ -34,11 +40,9 @@ export function compileToFunctions (template: string, options: Object = {}): Obj
   const compiled = compile(template, options)
   res.render = new Function(compiled.render)
   const l: number = compiled.staticRenderFns.length
-  if (l) {
-    res.staticRenderFns = new Array(l)
-    for (let i = 0; i < l; i++) {
-      res.staticRenderFns[i] = new Function(compiled.staticRenderFns[i])
-    }
+  res.staticRenderFns = new Array(l)
+  for (let i = 0; i < l; i++) {
+    res.staticRenderFns[i] = new Function(compiled.staticRenderFns[i])
   }
   return (cache[template] = res)
 }