From 3b298413efb1c2b4633980e399dcf9d06ebc5e4d Mon Sep 17 00:00:00 2001
From: Francisco Ryan Tolmasky I <tolmasky@gmail.com>
Date: Fri, 14 Jan 2022 11:36:32 -0800
Subject: [PATCH] Corresponding change in typescript's checkCommaAfterRest.

Reviewed by @tolmasky.
---
 packages/babel-parser/src/plugins/typescript/index.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/packages/babel-parser/src/plugins/typescript/index.js b/packages/babel-parser/src/plugins/typescript/index.js
index 1673c1e3e27f..e869bcf3d75d 100644
--- a/packages/babel-parser/src/plugins/typescript/index.js
+++ b/packages/babel-parser/src/plugins/typescript/index.js
@@ -3161,15 +3161,16 @@ export default (superClass: Class<Parser>): Class<Parser> =>
       return super.parseMaybeDecoratorArguments(expr);
     }
 
-    checkCommaAfterRest(close) {
+    checkCommaAfterRest(close): boolean {
       if (
         this.state.isAmbientContext &&
         this.match(tt.comma) &&
         this.lookaheadCharCode() === close
       ) {
         this.next();
+        return false;
       } else {
-        super.checkCommaAfterRest(close);
+        return super.checkCommaAfterRest(close);
       }
     }