Empty :key + v-for breaks eslint vue #37
Description
Version:
eslint-plugin-vue 3.1.1
eslint: 4.0.0
Minimal template:
<template> <div v-for="(item, index) in suggestions" :key></div> </template>Expect:
report v-bind directive needs an attribute value.
Actual:
crash.
Cannot read property 'references' of null TypeError: Cannot read property 'references' of null at isUsingIterationVar (node_modules/eslint-plugin-vue/lib/rules/no-invalid-v-for.js:24:32) at EventEmitter.VAttribute[directive=true][key.name='for'] (node_modules/eslint-plugin-vue/lib/rules/no-invalid-v-for.js:54:32) at emitOne (events.js:120:20) at EventEmitter.emit (events.js:210:7) at NodeEventGenerator.applySelector (node_modules/eslint/lib/util/node-event-generator.js:265:26) at NodeEventGenerator.applySelectors (node_modules/eslint/lib/util/node-event-generator.js:294:22) at NodeEventGenerator.enterNode (node_modules/eslint/lib/util/node-event-generator.js:308:14) at traverse (node_modules/eslint-plugin-vue/node_modules/vue-eslint-parser/lib/traverse-nodes.js:137:15) at traverse (node_modules/eslint-plugin-vue/node_modules/vue-eslint-parser/lib/traverse-nodes.js:146:21) at traverse (node_modules/eslint-plugin-vue/node_modules/vue-eslint-parser/lib/traverse-nodes.js:151:13)