From e3445967de6ed73e6b2334380236aed8a0ee6e4f Mon Sep 17 00:00:00 2001
From: Mike Auclair <mike@mikeauclair.com>
Date: Wed, 15 Dec 2021 14:45:15 -0500
Subject: [PATCH] fix(eslint-plugin): [no-implied-eval] improve performance
 (#4313)

---
 packages/eslint-plugin/src/rules/no-implied-eval.ts | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/packages/eslint-plugin/src/rules/no-implied-eval.ts b/packages/eslint-plugin/src/rules/no-implied-eval.ts
index 8e19481653d..f11a7f8d7b3 100644
--- a/packages/eslint-plugin/src/rules/no-implied-eval.ts
+++ b/packages/eslint-plugin/src/rules/no-implied-eval.ts
@@ -135,15 +135,14 @@ export default util.createRule({
     function checkImpliedEval(
       node: TSESTree.NewExpression | TSESTree.CallExpression,
     ): void {
-      const tsNode = parserServices.esTreeNodeToTSNodeMap.get(node.callee);
-      const type = checker.getTypeAtLocation(tsNode);
-
       const calleeName = getCalleeName(node.callee);
       if (calleeName === null) {
         return;
       }
 
       if (calleeName === FUNCTION_CONSTRUCTOR) {
+        const tsNode = parserServices.esTreeNodeToTSNodeMap.get(node.callee);
+        const type = checker.getTypeAtLocation(tsNode);
         const symbol = type.getSymbol();
         if (symbol) {
           const declarations = symbol.getDeclarations() ?? [];