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