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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'
const utils = require('../utils')
module.exports = {
meta: {
type: 'layout',
docs: {
description: 'enforce quotes style of HTML attributes',
categories: ['vue3-strongly-recommended', 'strongly-recommended'],
url: 'https://eslint.vuejs.org/rules/html-quotes.html'
},
fixable: 'code',
schema: [
{ enum: ['double', 'single'] },
{
type: 'object',
properties: {
avoidEscape: {
type: 'boolean'
}
},
additionalProperties: false
}
]
},
/** @param {RuleContext} context */
create(context) {
const sourceCode = context.getSourceCode()
const double = context.options[0] !== 'single'
const avoidEscape =
context.options[1] && context.options[1].avoidEscape === true
const quoteChar = double ? '"' : "'"
const quoteName = double ? 'double quotes' : 'single quotes'
/** @type {boolean} */
let hasInvalidEOF
return utils.defineTemplateBodyVisitor(
context,
{
'VAttribute[value!=null]'(node) {
if (hasInvalidEOF) {
return
}
const text = sourceCode.getText(node.value)
const firstChar = text[0]
if (firstChar !== quoteChar) {
const quoted = firstChar === "'" || firstChar === '"'
if (avoidEscape && quoted) {
const contentText = text.slice(1, -1)
if (contentText.includes(quoteChar)) {
return
}
}
context.report({
node: node.value,
loc: node.value.loc,
message: 'Expected to be enclosed by {{kind}}.',
data: { kind: quoteName },
fix(fixer) {
const contentText = quoted ? text.slice(1, -1) : text
let fixToDouble = double
if (avoidEscape && !quoted && contentText.includes(quoteChar)) {
fixToDouble = double
? contentText.includes("'")
: !contentText.includes('"')
}
const quotePattern = fixToDouble ? /"/g : /'/g
const quoteEscaped = fixToDouble ? '"' : '''
const fixQuoteChar = fixToDouble ? '"' : "'"
const replacement =
fixQuoteChar +
contentText.replace(quotePattern, quoteEscaped) +
fixQuoteChar
return fixer.replaceText(node.value, replacement)
}
})
}
}
},
{
Program(node) {
hasInvalidEOF = utils.hasInvalidEOF(node)
}
}
)
}
}