refactor: restrict type check

Author: 9romise

lib/rules/prefer-use-template-ref.js

@@ -11,19 +11,6 @@ const utils = require('../utils')
  * @type {{node: Expression, ref: string}}
  */
 
-/**
- * @param declarator {VariableDeclarator}
- * @returns {ScriptRef}
- * */
-function convertDeclaratorToScriptRef(declarator) {
-  return {
-    // @ts-ignore
-    node: declarator.init,
-    // @ts-ignore
-    ref: declarator.id.name
-  }
-}
-
 /**
  * @param body {(Statement | ModuleDeclaration)[]}
  * @returns {ScriptRef[]}
@@ -36,9 +23,13 @@ function getScriptRefsFromSetupFunction(body) {
       if (
         declarator.init?.type === 'CallExpression' &&
         declarator.init.callee?.type === 'Identifier' &&
-        ['ref', 'shallowRef'].includes(declarator.init?.callee?.name)
+        declarator.id.type === 'Identifier' &&
+        ['ref', 'shallowRef'].includes(declarator.init.callee.name)
       )
-        return [convertDeclaratorToScriptRef(declarator)]
+        return {
+          node: declarator.init,
+          ref: declarator.id.name
+        }
     }
 
     return []