replace array with Set

Author: JoCa96

lib/rules/no-shadow-native-events.js

@@ -73,8 +73,8 @@ module.exports = {
     /** @type {Map<ObjectExpression | Program, { contextReferenceIds: Set<Identifier>, emitReferenceIds: Set<Identifier> }>} */
     const setupContexts = new Map()
 
-    /** @type {string[]} */
-    const definedAndReportedEmits = []
+    /** @type {Set<string>} */
+    const definedAndReportedEmits = new Set()
 
     /**
      * @typedef {object} VueTemplateDefineData
@@ -99,7 +99,7 @@ module.exports = {
      */
     function verifyEmit(nameWithLoc) {
       const name = nameWithLoc.name.toLowerCase()
-      if (!domEvents.includes(name) || definedAndReportedEmits.includes(name)) {
+      if (!domEvents.includes(name) || definedAndReportedEmits.has(name)) {
         return
       }
       context.report({
@@ -171,7 +171,7 @@ module.exports = {
           continue
         }
 
-        definedAndReportedEmits.push(emitName)
+        definedAndReportedEmits.add(emitName)
         context.report({
           messageId: 'violation',
           data: { name: emitName },