From 0026ff6702cbc165ba2ddd05d74457da6852ecf2 Mon Sep 17 00:00:00 2001
From: Anna Kozlova <anna.kozlova@jetbrains.com>
Date: Wed, 3 Jul 2024 17:05:37 +0200
Subject: [PATCH] EA-1313868 (plugin) - REWA:
 ThreadingAssertions.createThreadAccessException

GitOrigin-RevId: 1027dae673b2500cf5ec7d7a6a5025346cfb5b8b
---
 .../searching/usages/handlers/KotlinFindClassUsagesHandler.kt   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plugins/kotlin/kotlin.searching/base/src/org/jetbrains/kotlin/idea/base/searching/usages/handlers/KotlinFindClassUsagesHandler.kt b/plugins/kotlin/kotlin.searching/base/src/org/jetbrains/kotlin/idea/base/searching/usages/handlers/KotlinFindClassUsagesHandler.kt
index 2508e02933d1..db5fa42af79c 100644
--- a/plugins/kotlin/kotlin.searching/base/src/org/jetbrains/kotlin/idea/base/searching/usages/handlers/KotlinFindClassUsagesHandler.kt
+++ b/plugins/kotlin/kotlin.searching/base/src/org/jetbrains/kotlin/idea/base/searching/usages/handlers/KotlinFindClassUsagesHandler.kt
@@ -123,7 +123,7 @@ class KotlinFindClassUsagesHandler(
                 } else {
                     val ktClass = element as? KtClass
                     val psiClass = ktClass?.toLightClass() ?: ktClass?.toFakeLightClass()
-                    if (psiClass != null && LambdaUtil.isFunctionalClass(psiClass)) {
+                    if (psiClass != null && runReadAction { LambdaUtil.isFunctionalClass(psiClass) }) {
                         FunctionalExpressionSearch.search(psiClass, options.searchScope).all(processor)
                     } else {
                         true