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46 lines
1.2 KiB
46 lines
1.2 KiB
/** |
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* @fileoverview disallow unused variable definitions of v-for directives or scope attributes. |
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* @author 薛定谔的猫<hh_2013@foxmail.com> |
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*/ |
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'use strict' |
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const utils = require('../utils') |
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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: 'suggestion', |
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docs: { |
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description: 'disallow unused variable definitions of v-for directives or scope attributes', |
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category: 'essential', |
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url: 'https://eslint.vuejs.org/rules/no-unused-vars.html' |
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}, |
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fixable: null, |
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schema: [] |
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}, |
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create (context) { |
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return utils.defineTemplateBodyVisitor(context, { |
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VElement (node) { |
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const variables = node.variables |
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for ( |
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let i = variables.length - 1; |
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i >= 0 && !variables[i].references.length; |
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i-- |
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) { |
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const variable = variables[i] |
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context.report({ |
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node: variable.id, |
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loc: variable.id.loc, |
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message: `'{{name}}' is defined but never used.`, |
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data: variable.id |
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}) |
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} |
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} |
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}) |
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} |
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}
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