From 1aeab287e62ab562142fdb8a42e3f486f93216dd Mon Sep 17 00:00:00 2001
From: "Joseph C. Sible" <josephcsible@users.noreply.github.com>
Date: Fri, 3 Nov 2023 01:33:49 -0400
Subject: [PATCH] Add nil case that went missing in 4fd0615

---
 src/ShellCheck/Analytics.hs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/ShellCheck/Analytics.hs b/src/ShellCheck/Analytics.hs
index 5f77f77..dadf512 100644
--- a/src/ShellCheck/Analytics.hs
+++ b/src/ShellCheck/Analytics.hs
@@ -4380,6 +4380,7 @@ checkEqualsInCommand params originalToken =
     isLeadingNumberVar s =
         case takeWhile (/= '=') s of
             lead@(x:_) -> isDigit x && all isVariableChar lead && not (all isDigit lead)
+            [] -> False
 
     msg cmd leading (T_Literal litId s) = do
         -- There are many different cases, and the order of the branches matter.