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.
73 lines
2.3 KiB
73 lines
2.3 KiB
1 month ago
|
// the following rule is based on yannickcr/eslint-plugin-react
|
||
|
|
|
||
|
|
/**
|
||
|
|
The MIT License (MIT)
|
||
|
|
|
||
|
|
Copyright (c) 2014 Yannick Croissant
|
||
|
|
|
||
|
|
Permission is hereby granted, free of charge, to any person obtaining a copy
|
||
|
|
of this software and associated documentation files (the "Software"), to deal
|
||
|
|
in the Software without restriction, including without limitation the rights
|
||
|
|
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||
|
|
copies of the Software, and to permit persons to whom the Software is
|
||
|
|
furnished to do so, subject to the following conditions:
|
||
|
|
|
||
|
|
The above copyright notice and this permission notice shall be included in all
|
||
|
|
copies or substantial portions of the Software.
|
||
|
|
|
||
|
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||
|
|
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||
|
|
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||
|
|
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||
|
|
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||
|
|
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||
|
|
SOFTWARE.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @fileoverview Prevent variables used in JSX to be marked as unused
|
||
|
|
* @author Yannick Croissant
|
||
|
|
*/
|
||
|
|
'use strict'
|
||
|
|
|
||
|
|
const utils = require('../utils')
|
||
|
|
|
||
|
|
module.exports = {
|
||
|
|
// eslint-disable-next-line eslint-plugin/prefer-message-ids
|
||
|
|
meta: {
|
||
|
|
type: 'problem',
|
||
|
|
docs: {
|
||
|
|
description: 'prevent variables used in JSX to be marked as unused', // eslint-disable-line eslint-plugin/require-meta-docs-description
|
||
|
|
categories: ['base'],
|
||
|
|
url: 'https://eslint.vuejs.org/rules/jsx-uses-vars.html'
|
||
|
|
},
|
||
|
|
schema: []
|
||
|
|
},
|
||
|
|
/**
|
||
|
|
* @param {RuleContext} context - The rule context.
|
||
|
|
* @returns {RuleListener} AST event handlers.
|
||
|
|
*/
|
||
|
|
create(context) {
|
||
|
|
return {
|
||
|
|
JSXOpeningElement(node) {
|
||
|
|
let name
|
||
|
|
if (node.name.type === 'JSXIdentifier') {
|
||
|
|
// <Foo>
|
||
|
|
name = node.name.name
|
||
|
|
} else if (node.name.type === 'JSXMemberExpression') {
|
||
|
|
// <Foo...Bar>
|
||
|
|
let parent = node.name.object
|
||
|
|
while (parent.type === 'JSXMemberExpression') {
|
||
|
|
parent = parent.object
|
||
|
|
}
|
||
|
|
name = parent.name
|
||
|
|
} else {
|
||
|
|
return
|
||
|
|
}
|
||
|
|
|
||
|
|
utils.markVariableAsUsed(context, name, node)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|