fixed

Author: ota-meshi

docs/rules/valid-v-bind-sync.md

@@ -60,6 +60,10 @@ Nothing.
 
 [no-parsing-error]: no-parsing-error.md
 
+## :books: Further reading
+
+- [Guide - `.sync` Modifier]([https://vuejs.org/v2/guide/list.html#v-for-with-a-Component](https://vuejs.org/v2/guide/components-custom-events.html#sync-Modifier))
+
 ## :mag: Implementation
 
 - [Rule source](https://github.com/vuejs/eslint-plugin-vue/blob/master/lib/rules/valid-v-bind-sync.js)

lib/rules/valid-v-bind-sync.js

@@ -66,8 +66,8 @@ module.exports = {
 
   create (context) {
     return utils.defineTemplateBodyVisitor(context, {
-      "VAttribute[directive=true][key.name='bind']" (node) {
-        if (node.key.modifiers.indexOf('sync') < 0) {
+      "VAttribute[directive=true][key.name.name='bind']" (node) {
+        if (!node.key.modifiers.map(mod => mod.name).includes('sync')) {
           return
         }
         const element = node.parent.parent