From 490b991b9d2d496d962bda9f3ee60d93a55e17a6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EA=B0=95=EB=8F=99=EC=9C=A4=20=28Donny=29?=
 <kdy1997.dev@gmail.com>
Date: Wed, 12 Jun 2024 17:03:51 +0900
Subject: [PATCH] Comment

---
 crates/swc_ecma_lints/src/rules/no_dupe_args.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/crates/swc_ecma_lints/src/rules/no_dupe_args.rs b/crates/swc_ecma_lints/src/rules/no_dupe_args.rs
index 2c0fc0a6c9ee..4b3586f84f0a 100644
--- a/crates/swc_ecma_lints/src/rules/no_dupe_args.rs
+++ b/crates/swc_ecma_lints/src/rules/no_dupe_args.rs
@@ -16,7 +16,9 @@ struct NoDupeArgs {}
 /// is usually small.
 macro_rules! check {
     ($node:expr) => {{
-        // This allocates only if there are duplicate parameters.
+        // This vector allocates only if there are duplicate parameters.
+        // This is used to handle the case where the same parameter is used 3 or more
+        // times.
         let mut done = vec![];
 
         let mut i1 = 0;