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.
111 lines
2.8 KiB
111 lines
2.8 KiB
2 months ago
|
/**
|
||
|
|
* @author Yosuke Ota
|
||
|
|
* See LICENSE file in root directory for full license.
|
||
|
|
*/
|
||
|
|
'use strict'
|
||
|
|
|
||
|
|
const utils = require('../utils')
|
||
|
|
const { findVariable } = require('@eslint-community/eslint-utils')
|
||
|
|
|
||
|
|
module.exports = {
|
||
|
|
meta: {
|
||
|
|
type: 'problem',
|
||
|
|
docs: {
|
||
|
|
description: 'disallow to pass multiple arguments to scoped slots',
|
||
|
|
categories: ['vue3-recommended', 'vue2-recommended'],
|
||
|
|
url: 'https://eslint.vuejs.org/rules/no-multiple-slot-args.html'
|
||
|
|
},
|
||
|
|
fixable: null,
|
||
|
|
schema: [],
|
||
|
|
messages: {
|
||
|
|
unexpected: 'Unexpected multiple arguments.',
|
||
|
|
unexpectedSpread: 'Unexpected spread argument.'
|
||
|
|
}
|
||
|
|
},
|
||
|
|
/** @param {RuleContext} context */
|
||
|
|
create(context) {
|
||
|
|
/**
|
||
|
|
* Verify the given node
|
||
|
|
* @param {MemberExpression | Identifier} node The node to verify
|
||
|
|
*/
|
||
|
|
function verify(node) {
|
||
|
|
const parent = node.parent
|
||
|
|
|
||
|
|
if (
|
||
|
|
parent.type === 'VariableDeclarator' &&
|
||
|
|
parent.id.type === 'Identifier'
|
||
|
|
) {
|
||
|
|
// const foo = this.$scopedSlots.foo
|
||
|
|
verifyReferences(parent.id)
|
||
|
|
return
|
||
|
|
}
|
||
|
|
|
||
|
|
if (
|
||
|
|
parent.type === 'AssignmentExpression' &&
|
||
|
|
parent.right === node &&
|
||
|
|
parent.left.type === 'Identifier'
|
||
|
|
) {
|
||
|
|
// foo = this.$scopedSlots.foo
|
||
|
|
verifyReferences(parent.left)
|
||
|
|
return
|
||
|
|
}
|
||
|
|
|
||
|
|
if (parent.type !== 'CallExpression' || parent.arguments.includes(node)) {
|
||
|
|
return
|
||
|
|
}
|
||
|
|
|
||
|
|
if (parent.arguments.length === 0) {
|
||
|
|
return
|
||
|
|
}
|
||
|
|
if (parent.arguments.length > 1) {
|
||
|
|
context.report({
|
||
|
|
node: parent.arguments[1],
|
||
|
|
messageId: 'unexpected'
|
||
|
|
})
|
||
|
|
}
|
||
|
|
if (parent.arguments[0].type === 'SpreadElement') {
|
||
|
|
context.report({
|
||
|
|
node: parent.arguments[0],
|
||
|
|
messageId: 'unexpectedSpread'
|
||
|
|
})
|
||
|
|
}
|
||
|
|
}
|
||
|
|
/**
|
||
|
|
* Verify the references of the given node.
|
||
|
|
* @param {Identifier} node The node to verify
|
||
|
|
*/
|
||
|
|
function verifyReferences(node) {
|
||
|
|
const variable = findVariable(utils.getScope(context, node), node)
|
||
|
|
if (!variable) {
|
||
|
|
return
|
||
|
|
}
|
||
|
|
for (const reference of variable.references) {
|
||
|
|
if (!reference.isRead()) {
|
||
|
|
continue
|
||
|
|
}
|
||
|
|
/** @type {Identifier} */
|
||
|
|
const id = reference.identifier
|
||
|
|
verify(id)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return utils.defineVueVisitor(context, {
|
||
|
|
/** @param {MemberExpression} node */
|
||
|
|
MemberExpression(node) {
|
||
|
|
const object = utils.skipChainExpression(node.object)
|
||
|
|
if (object.type !== 'MemberExpression') {
|
||
|
|
return
|
||
|
|
}
|
||
|
|
const name = utils.getStaticPropertyName(object)
|
||
|
|
if (!name || (name !== '$slots' && name !== '$scopedSlots')) {
|
||
|
|
return
|
||
|
|
}
|
||
|
|
if (!utils.isThis(object.object, context)) {
|
||
|
|
return
|
||
|
|
}
|
||
|
|
verify(node)
|
||
|
|
}
|
||
|
|
})
|
||
|
|
}
|
||
|
|
}
|