Upgrade linter and fix lint errors

Author: foxbenjaminfox

.eslintrc

@@ -1,9 +1,14 @@
 {
   "parser": "babel-eslint",
+  "extends": "standard",
   "env": {
     "node": true,
     "es6": true
   },
   "rules": {
+    "arrow-parens": 0,
+    "quotes": 0,
+    "no-multi-str": 0,
+    "comma-dangle": [2, "only-multiline"]
   }
 }

package.json

@@ -52,7 +52,10 @@
     "coveralls": "^2.11.9",
     "dependency-check": "^2.5.1",
     "doctoc": "^1.0.0",
-    "eslint": "^2.8.0",
+    "eslint": "^3.4.0",
+    "eslint-config-standard": "^6.0.0",
+    "eslint-plugin-promise": "^2.0.1",
+    "eslint-plugin-standard": "^2.0.0",
     "estraverse-fb": "^1.3.1",
     "isparta": "^4.0.0",
     "rimraf": "^2.5.2",

src/index.js

@@ -32,7 +32,7 @@ export default {
               if (options.errorHandler === false) return
 
               const handler = (options.errorHandler === undefined)
-                ?  console.error.bind(console, 'Error evaluating async computed property:')
+                ? console.error.bind(console, 'Error evaluating async computed property:')
                 : options.errorHandler
 
               handler(err.stack)

test/index.js

@@ -31,7 +31,6 @@ test("Async computed values get computed", t => {
   vm.$watch('b', function (val) {
     t.equal(val, 1337)
   })
-
 })
 
 test("Computed value being an already resolved promise updates at the next tick", t => {
@@ -86,7 +85,7 @@ test("Recalculated async value is properly recalculated", t => {
       b () {
         return new Promise(resolve => {
           setTimeout(() => resolve('done'), 40)
-          })
+        })
       }
     },
     data: {
@@ -125,7 +124,7 @@ test("Old async value is invalidated", t => {
     }
   })
   t.equal(vm.a, null)
-  setTimeout(() => vm.waitTime = 10, 10)
+  setTimeout(() => { vm.waitTime = 10 }, 10)
   vm.$watch('a', function (val) {
     t.equal(val, 10) // Not 40, even though we don't cancel the $watch
   })
@@ -167,9 +166,8 @@ test("Handle errors in computed properties", t => {
   })
 })
 
-
 test("Handle multiple asyncComputed objects the same way normal as \
-    normal computed property objects", t => {
+normal computed property objects", t => {
   t.plan(3)
   const vm = new Vue({
     mixins: [{
@@ -184,10 +182,10 @@ test("Handle multiple asyncComputed objects the same way normal as \
     }],
     asyncComputed: {
       a () {
-          return Promise.resolve('vm-a')
+        return Promise.resolve('vm-a')
       },
       c () {
-          return Promise.resolve('vm-c')
+        return Promise.resolve('vm-c')
       }
     }
   })