From 7d23432e4ae6f4e94a16deefa0952dc953b509a6 Mon Sep 17 00:00:00 2001
From: Bas Leijdekkers <basleijdekkers@gmail.com>
Date: Wed, 29 May 2019 20:08:27 +0200
Subject: [PATCH] IG: avoid NPE

GitOrigin-RevId: 4bccfa1b28cb6871a246d10ca04fe983527df9b0
---
 .../src/com/siyeh/ig/psiutils/SwitchUtils.java                   | 1 +
 1 file changed, 1 insertion(+)

diff --git a/plugins/InspectionGadgets/InspectionGadgetsAnalysis/src/com/siyeh/ig/psiutils/SwitchUtils.java b/plugins/InspectionGadgets/InspectionGadgetsAnalysis/src/com/siyeh/ig/psiutils/SwitchUtils.java
index df250ba6f18a..4f8cd274af09 100644
--- a/plugins/InspectionGadgets/InspectionGadgetsAnalysis/src/com/siyeh/ig/psiutils/SwitchUtils.java
+++ b/plugins/InspectionGadgets/InspectionGadgetsAnalysis/src/com/siyeh/ig/psiutils/SwitchUtils.java
@@ -154,6 +154,7 @@ public class SwitchUtils {
   }
 
   public static PsiExpression getSwitchSelectorExpression(PsiExpression expression) {
+    if (expression == null) return null;
     final LanguageLevel languageLevel = PsiUtil.getLanguageLevel(expression);
     final PsiExpression selectorExpression = getPossibleSwitchSelectorExpression(expression, languageLevel);
     return canBeSwitchSelectorExpression(selectorExpression, languageLevel) ? selectorExpression : null;