From 4691f6fed526a5244c6cc73f103bf3e905130b95 Mon Sep 17 00:00:00 2001
From: Nikolay Krasko <nikolay.krasko@jetbrains.com>
Date: Tue, 9 Apr 2019 18:23:02 +0300
Subject: [PATCH] Don't read attributes in invalid files (EA-141259)

---
 .../org/jetbrains/kotlin/idea/caches/FileAttributeServiceImpl.kt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/idea/src/org/jetbrains/kotlin/idea/caches/FileAttributeServiceImpl.kt b/idea/src/org/jetbrains/kotlin/idea/caches/FileAttributeServiceImpl.kt
index 2e4f043097a..bf7aae5d7d8 100644
--- a/idea/src/org/jetbrains/kotlin/idea/caches/FileAttributeServiceImpl.kt
+++ b/idea/src/org/jetbrains/kotlin/idea/caches/FileAttributeServiceImpl.kt
@@ -72,6 +72,7 @@ class FileAttributeServiceImpl : FileAttributeService {
     override fun <T> read(file: VirtualFile, id: String, readValueFun: (DataInput) -> T): CachedAttributeData<T>? {
         val attribute = attributes[id] ?: throw IllegalArgumentException("Attribute with $id wasn't registered")
         if (file !is VirtualFileWithId) return null
+        if (!file.isValid) return null
 
         val stream = attribute.readAttribute(file) ?: return null
         return stream.use {