From ca91e3c9c505a58ebbfb6664dd0b33b369ccfdfd Mon Sep 17 00:00:00 2001
From: Alexey Kudravtsev <cdr@intellij.com>
Date: Fri, 24 Mar 2017 16:06:38 +0300
Subject: [PATCH] EA-99348 - assert: SharedImplUtil.findFileElement

---
 .../src/com/intellij/codeInsight/TargetElementUtil.java        | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/platform/lang-impl/src/com/intellij/codeInsight/TargetElementUtil.java b/platform/lang-impl/src/com/intellij/codeInsight/TargetElementUtil.java
index 5cb5fefd70bd..3df647a039f3 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/TargetElementUtil.java
+++ b/platform/lang-impl/src/com/intellij/codeInsight/TargetElementUtil.java
@@ -31,6 +31,7 @@ import com.intellij.lang.LanguageExtension;
 import com.intellij.lang.injection.InjectedLanguageManager;
 import com.intellij.navigation.NavigationItem;
 import com.intellij.openapi.application.ApplicationManager;
+import com.intellij.openapi.application.ReadAction;
 import com.intellij.openapi.components.ServiceManager;
 import com.intellij.openapi.editor.Document;
 import com.intellij.openapi.editor.Editor;
@@ -448,7 +449,7 @@ public class TargetElementUtil extends TargetElementUtilBase {
 
   @Override
   public boolean acceptImplementationForReference(@Nullable PsiReference reference, @Nullable PsiElement element) {
-    TargetElementEvaluatorEx2 evaluator = element != null ? getElementEvaluatorsEx2(element.getLanguage()) : null;
+    TargetElementEvaluatorEx2 evaluator = element != null ? getElementEvaluatorsEx2(ReadAction.compute(element::getLanguage)) : null;
     return evaluator == null || evaluator.acceptImplementationForReference(reference, element);
   }