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85 lines
2.2 KiB
85 lines
2.2 KiB
2 years ago
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/**
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* @fileoverview Prevents duplication of field names.
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* @author Armano
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*/
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'use strict'
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const { findVariable } = require('@eslint-community/eslint-utils')
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const utils = require('../utils')
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/**
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* @typedef {import('../utils').GroupName} GroupName
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* @typedef {import('eslint').Scope.Variable} Variable
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* @typedef {import('../utils').ComponentProp} ComponentProp
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*/
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/** @type {GroupName[]} */
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const GROUP_NAMES = ['props', 'computed', 'data', 'methods', 'setup']
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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: 'disallow duplication of field names',
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categories: ['vue3-essential', 'essential'],
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url: 'https://eslint.vuejs.org/rules/no-dupe-keys.html'
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},
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fixable: null, // or "code" or "whitespace"
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schema: [
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{
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type: 'object',
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properties: {
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groups: {
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type: 'array'
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}
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},
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additionalProperties: false
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}
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]
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},
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/** @param {RuleContext} context */
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create(context) {
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const options = context.options[0] || {}
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const groups = new Set([...GROUP_NAMES, ...(options.groups || [])])
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return utils.compositingVisitors(
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utils.executeOnVue(context, (obj) => {
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const properties = utils.iterateProperties(obj, groups)
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/** @type {Set<string>} */
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const usedNames = new Set()
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for (const o of properties) {
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if (usedNames.has(o.name)) {
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context.report({
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node: o.node,
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message: "Duplicated key '{{name}}'.",
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data: {
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name: o.name
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}
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})
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}
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usedNames.add(o.name)
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}
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}),
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utils.defineScriptSetupVisitor(context, {
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onDefinePropsEnter(node, props) {
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for (const prop of props) {
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if (!prop.propName) continue
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const variable = findVariable(context.getScope(), prop.propName)
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if (!variable || variable.defs.length === 0) continue
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context.report({
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node: variable.defs[0].node,
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message: "Duplicated key '{{name}}'.",
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data: {
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name: prop.propName
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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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}
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}
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