vue hello world项目
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/**
* @author Toru Nagashima
* @copyright 2017 Toru Nagashima. All rights reserved.
* See LICENSE file in root directory for full license.
*/
'use strict'
// ------------------------------------------------------------------------------
// Requirements
// ------------------------------------------------------------------------------
const utils = require('../utils')
// ------------------------------------------------------------------------------
// Helpers
// ------------------------------------------------------------------------------
const VALID_MODIFIERS = new Set(['prop', 'camel', 'sync', 'attr'])
// ------------------------------------------------------------------------------
// Rule Definition
// ------------------------------------------------------------------------------
module.exports = {
meta: {
type: 'problem',
docs: {
description: 'enforce valid `v-bind` directives',
categories: ['vue3-essential', 'essential'],
url: 'https://eslint.vuejs.org/rules/valid-v-bind.html'
},
fixable: null,
schema: [],
messages: {
unsupportedModifier:
"'v-bind' directives don't support the modifier '{{name}}'.",
expectedValue: "'v-bind' directives require an attribute value."
}
},
/** @param {RuleContext} context */
create(context) {
return utils.defineTemplateBodyVisitor(context, {
/** @param {VDirective} node */
"VAttribute[directive=true][key.name.name='bind']"(node) {
for (const modifier of node.key.modifiers) {
if (!VALID_MODIFIERS.has(modifier.name)) {
context.report({
node: modifier,
messageId: 'unsupportedModifier',
data: { name: modifier.name }
})
}
}
if (!node.value || utils.isEmptyValueDirective(node, context)) {
context.report({
node,
messageId: 'expectedValue'
})
}
}
})
}
}