From 6ec13ab38a50f7faf3e88f1f6385b8eec36ca273 Mon Sep 17 00:00:00 2001
From: Natalia Selezneva <natalia.selezneva@jetbrains.com>
Date: Fri, 26 Jun 2020 07:07:36 +0300
Subject: [PATCH] Scripts: do not throw roots change event in case when roots
 are empty

---
 .../kotlin/idea/core/script/ucache/ScriptClassRootsCache.kt | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/idea/idea-core/src/org/jetbrains/kotlin/idea/core/script/ucache/ScriptClassRootsCache.kt b/idea/idea-core/src/org/jetbrains/kotlin/idea/core/script/ucache/ScriptClassRootsCache.kt
index 58105d9691a..7de3976aed7 100644
--- a/idea/idea-core/src/org/jetbrains/kotlin/idea/core/script/ucache/ScriptClassRootsCache.kt
+++ b/idea/idea-core/src/org/jetbrains/kotlin/idea/core/script/ucache/ScriptClassRootsCache.kt
@@ -165,9 +165,13 @@ class ScriptClassRootsCache(
 
     class FullUpdate(override val cache: ScriptClassRootsCache) : Updates {
         override val changed: Boolean get() = true
-        override val hasNewRoots: Boolean get() = true
         override val hasUpdatedScripts: Boolean get() = true
         override fun isScriptChanged(scriptPath: String): Boolean = true
+
+        override val hasNewRoots: Boolean
+            get() {
+                return cache.allDependenciesClassFiles.isNotEmpty() || cache.allDependenciesSources.isNotEmpty()
+            }
     }
 
     class NotChanged(override val cache: ScriptClassRootsCache) : Updates {