make it compatible with Node.js v14

vuejs · Nov 30, 2024 · d7331ac · d7331ac
1 parent fe49694
commit d7331ac
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Showing 2 changed files with 14 additions and 2 deletions.
diff --git a/lib/rules/prefer-use-template-ref.js b/lib/rules/prefer-use-template-ref.js
@@ -75,13 +75,15 @@ function addUseTemplateRefImport(context, fixer) {
   )
 
   if (vueDestructuredImport) {
-    const importSpecifierLast = vueDestructuredImport.specifiers.at(-1)
+    const importSpecifierLast = utils.getLastArrayElement(
+      vueDestructuredImport.specifiers
+    )
 
     // @ts-ignore
     return fixer.insertTextAfter(importSpecifierLast, `,useTemplateRef`)
   }
 
-  const lastImport = imports.at(-1)
+  const lastImport = utils.getLastArrayElement(imports)
 
   const importStatement = "import {useTemplateRef} from 'vue';"
 

diff --git a/lib/utils/index.js b/lib/utils/index.js
@@ -2208,6 +2208,16 @@ module.exports = {
       (token, i) =>
         token.type === tokensR[i].type && token.value === tokensR[i].value
     )
+  },
+
+  /**
+   * TODO: replace usages with 'array.at(-1)' once the minimum supported Node.js version is at least 16.6.0
+   * @template T
+   * @param array {T[]}
+   * @returns {T | undefined}
+   * */
+  getLastArrayElement(array) {
+    return array[array.length - 1]
   }
 }