From d5898b5b80e416da725bedc653343272cccba04e Mon Sep 17 00:00:00 2001
From: Daniel Rosenwasser <DanielRosenwasser@users.noreply.github.com>
Date: Tue, 2 Jul 2024 18:59:25 +0000
Subject: [PATCH] Use `Debug.fail` to avoid a call.

---
 src/compiler/scanner.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/compiler/scanner.ts b/src/compiler/scanner.ts
index 944b3e1e21f..8f977217e1e 100644
--- a/src/compiler/scanner.ts
+++ b/src/compiler/scanner.ts
@@ -2104,7 +2104,7 @@ export function createScanner(languageVersion: ScriptTarget, skipTrivia: boolean
                 return token = scanNumber();
             }
 
-            Debug.assert(tokenInfo & TokenInfo.RecognizedMisc);
+            if (!(tokenInfo & TokenInfo.RecognizedMisc)) Debug.fail(`Unhandled token category ${tokenInfo}`);
             switch (ch) {
                 case CharacterCodes.exclamation:
                     if (charCodeUnchecked(pos + 1) === CharacterCodes.equals) {