/**
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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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'use strict'
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// ------------------------------------------------------------------------------
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// Requirements
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// ------------------------------------------------------------------------------
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const utils = require('../utils')
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// ------------------------------------------------------------------------------
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// Rule Definition
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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:
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'require control the display of the content inside `<transition>`',
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categories: ['vue3-essential'],
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url:
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'https://eslint.vuejs.org/rules/require-toggle-inside-transition.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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expected:
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'The element inside `<transition>` is expected to have a `v-if` or `v-show` directive.'
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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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/**
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* Check if the given element has display control.
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* @param {VElement} element The element node to check.
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*/
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function verifyInsideElement(element) {
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if (utils.isCustomComponent(element)) {
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return
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}
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if (
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!utils.hasDirective(element, 'if') &&
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!utils.hasDirective(element, 'show')
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) {
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context.report({
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node: element.startTag,
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loc: element.startTag.loc,
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messageId: 'expected'
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})
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}
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}
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return utils.defineTemplateBodyVisitor(context, {
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/** @param {VElement} node */
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"VElement[name='transition'] > VElement"(node) {
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if (node.parent.children[0] !== node) {
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return
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}
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verifyInsideElement(node)
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}
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})
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}
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}
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