Change ignorePattern to plain RegExp

Author: lucaswerkmeister

docs/rules/no-v-html.md

@@ -35,7 +35,7 @@ This rule reports all uses of `v-html` directive in order to reduce the risk of
 ```json
 {
     "vue/no-v-html": ["error", {
-        "ignorePattern": "/Html$"
+        "ignorePattern": ".Html$"
     }]
 }
 ```

lib/rules/no-v-html.js

@@ -4,7 +4,6 @@
  */
 'use strict'
 const utils = require('../utils')
-const { toRegExp } = require('../utils/regexp')
 
 module.exports = {
   meta: {
@@ -33,17 +32,17 @@ module.exports = {
   /** @param {RuleContext} context */
   create(context) {
     const options = context.options[0]
-    const ignoredVarMatcher = options?.ignorePattern
-      ? toRegExp(options.ignorePattern, { remove: 'g' })
+    const ignoreRegEx = options?.ignorePattern
+      ? new RegExp(options.ignorePattern, 'u')
       : undefined
 
     return utils.defineTemplateBodyVisitor(context, {
       /** @param {VDirective} node */
       "VAttribute[directive=true][key.name.name='html']"(node) {
         if (
-          ignoredVarMatcher &&
+          ignoreRegEx &&
           node.value.expression.type === 'Identifier' &&
-          ignoredVarMatcher.test(node.value.expression.name)
+          ignoreRegEx.test(node.value.expression.name)
         ) {
           return
         }

tests/lib/rules/no-v-html.js

@@ -32,7 +32,7 @@ ruleTester.run('no-v-html', rule, {
     {
       filename: 'test.vue',
       code: '<template><div v-html="knownHtml"></div></template>',
-      options: [{ ignorePattern: '/^(?:html|.+Html)$/' }]
+      options: [{ ignorePattern: '.Html$' }]
     }
   ],
   invalid: [
@@ -54,7 +54,7 @@ ruleTester.run('no-v-html', rule, {
     {
       filename: 'test.vue',
       code: '<template><div v-html="unsafeString"></div></template>',
-      options: [{ ignorePattern: '^(?:html|.+Html)$' }],
+      options: [{ ignorePattern: '.Html$' }],
       errors: ["'v-html' directive can lead to XSS attack."]
     }
   ]