From 292b0840d9598d64cd5097444fb47ef1b7825004 Mon Sep 17 00:00:00 2001
From: "Joseph C. Sible" <josephcsible@users.noreply.github.com>
Date: Sun, 9 Feb 2020 21:39:02 -0500
Subject: [PATCH] Simplify a double negative

---
 src/ShellCheck/Analytics.hs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ShellCheck/Analytics.hs b/src/ShellCheck/Analytics.hs
index 1806b7d..4d5f460 100644
--- a/src/ShellCheck/Analytics.hs
+++ b/src/ShellCheck/Analytics.hs
@@ -2588,7 +2588,7 @@ prop_checkUnsupported3 = verify checkUnsupported "#!/bin/sh\ncase foo in bar) ba
 prop_checkUnsupported4 = verify checkUnsupported "#!/bin/ksh\ncase foo in bar) baz ;;& esac"
 prop_checkUnsupported5 = verify checkUnsupported "#!/bin/bash\necho \"${ ls; }\""
 checkUnsupported params t =
-    when (not (null support) && (shellType params `notElem` support)) $
+    unless (null support || (shellType params `elem` support)) $
         report name
  where
     (name, support) = shellSupport t