You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
57 lines
1.7 KiB
57 lines
1.7 KiB
/** |
|
* @author Toru Nagashima |
|
* @copyright 2016 Toru Nagashima. All rights reserved. |
|
* See LICENSE file in root directory for full license. |
|
*/ |
|
'use strict' |
|
|
|
// ------------------------------------------------------------------------------ |
|
// Requirements |
|
// ------------------------------------------------------------------------------ |
|
|
|
const utils = require('../utils') |
|
|
|
// ------------------------------------------------------------------------------ |
|
// Rule Definition |
|
// ------------------------------------------------------------------------------ |
|
|
|
module.exports = { |
|
meta: { |
|
type: 'problem', |
|
docs: { |
|
description: 'disallow `key` attribute on `<template>`', |
|
categories: ['vue3-essential', 'essential'], |
|
url: 'https://eslint.vuejs.org/rules/no-template-key.html' |
|
}, |
|
fixable: null, |
|
schema: [], |
|
messages: { |
|
disallow: |
|
"'<template>' cannot be keyed. Place the key on real elements instead." |
|
} |
|
}, |
|
/** @param {RuleContext} context */ |
|
create(context) { |
|
return utils.defineTemplateBodyVisitor(context, { |
|
/** @param {VElement} node */ |
|
"VElement[name='template']"(node) { |
|
const keyNode = |
|
utils.getAttribute(node, 'key') || |
|
utils.getDirective(node, 'bind', 'key') |
|
if (keyNode) { |
|
if (utils.hasDirective(node, 'for')) { |
|
// It's valid for Vue.js 3.x. |
|
// <template v-for="item in list" :key="item.id"> ... </template> |
|
// see https://github.com/vuejs/vue-next/issues/1734 |
|
return |
|
} |
|
context.report({ |
|
node: keyNode, |
|
loc: keyNode.loc, |
|
messageId: 'disallow' |
|
}) |
|
} |
|
} |
|
}) |
|
} |
|
}
|
|
|