From 866bf583c40112df19df0b1e459e982aec205b31 Mon Sep 17 00:00:00 2001
From: Brown <github@muglug.com>
Date: Fri, 4 Sep 2020 16:50:10 -0400
Subject: [PATCH] Prevent crash when suppressing UndefinedTrait

Fixes #4130
---
 src/Psalm/Internal/Analyzer/ClassAnalyzer.php | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/Psalm/Internal/Analyzer/ClassAnalyzer.php b/src/Psalm/Internal/Analyzer/ClassAnalyzer.php
index ff74217a6..518035fa1 100644
--- a/src/Psalm/Internal/Analyzer/ClassAnalyzer.php
+++ b/src/Psalm/Internal/Analyzer/ClassAnalyzer.php
@@ -1520,6 +1520,8 @@ class ClassAnalyzer extends ClassLikeAnalyzer
                 )) {
                     return false;
                 }
+
+                return null;
             } else {
                 if (!$codebase->traitHasCorrectCase($fq_trait_name)) {
                     if (IssueBuffer::accepts(