81 lines
2.3 KiB
JavaScript
81 lines
2.3 KiB
JavaScript
'use strict';
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const require_runtime = require('../_virtual/_rolldown/runtime.js');
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const require_index = require('../utils/index.js');
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//#region lib/rules/no-useless-template-attributes.js
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/**
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* @author Yosuke Ota
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* See LICENSE file in root directory for full license.
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*/
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var require_no_useless_template_attributes = /* @__PURE__ */ require_runtime.__commonJSMin(((exports, module) => {
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const utils = require_index.default;
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const SPECIAL_TEMPLATE_DIRECTIVES = new Set([
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"if",
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"else",
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"else-if",
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"for",
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"slot"
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]);
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/**
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* @param {VAttribute | VDirective} attr
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*/
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function getKeyName(attr) {
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if (attr.directive) {
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if (attr.key.name.name !== "bind") return null;
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if (!attr.key.argument || attr.key.argument.type === "VExpressionContainer") return null;
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return attr.key.argument.name;
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}
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return attr.key.name;
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}
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/**
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* @param {VAttribute | VDirective} attr
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*/
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function isFragmentTemplateAttribute(attr) {
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if (attr.directive) {
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const directiveName = attr.key.name.name;
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if (SPECIAL_TEMPLATE_DIRECTIVES.has(directiveName)) return true;
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if (directiveName === "slot-scope") return true;
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if (directiveName === "scope") return true;
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}
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if (getKeyName(attr) === "slot") return true;
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return false;
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}
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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 useless attribute on `<template>`",
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categories: ["vue3-essential", "vue2-essential"],
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url: "https://eslint.vuejs.org/rules/no-useless-template-attributes.html"
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},
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fixable: null,
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schema: [],
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messages: {
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unexpectedAttr: "Unexpected useless attribute on `<template>`.",
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unexpectedDir: "Unexpected useless directive on `<template>`."
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}
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},
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create(context) {
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return utils.defineTemplateBodyVisitor(context, { "VElement[name='template'][parent.type='VElement'] > VStartTag"(node) {
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if (!node.attributes.some(isFragmentTemplateAttribute)) return;
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for (const attr of node.attributes) {
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if (isFragmentTemplateAttribute(attr)) continue;
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if (getKeyName(attr) === "key") continue;
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context.report({
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node: attr,
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messageId: attr.directive ? "unexpectedDir" : "unexpectedAttr"
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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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//#endregion
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Object.defineProperty(exports, 'default', {
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enumerable: true,
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get: function () {
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return require_no_useless_template_attributes();
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}
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}); |