ScriptConfigurationManager, outsider files: search in roots cache too

idea/idea-core/src/org/jetbrains/kotlin/idea/core/script/configuration/DefaultScriptingSupport.kt

@@ -179,8 +179,16 @@ class DefaultScriptingSupport(manager: CompositeScriptConfigurationManager) : De
     }
 
     private val loadingContext = object : ScriptConfigurationLoadingContext {
+        /**
+         * Used from [ScriptOutsiderFileConfigurationLoader] only.
+         */
         override fun getCachedConfiguration(file: VirtualFile): ScriptConfigurationSnapshot? =
-            getAppliedConfiguration(file)
+            getAppliedConfiguration(file) ?: getFromGlobalCache(file)
+
+        private fun getFromGlobalCache(file: VirtualFile): ScriptConfigurationSnapshot? {
+            val info = manager.getLightScriptInfo(file.path) ?: return null
+            return ScriptConfigurationSnapshot(CachedConfigurationInputs.UpToDate, listOf(), info.buildConfiguration())
+        }
 
         override fun suggestNewConfiguration(file: VirtualFile, newResult: ScriptConfigurationSnapshot) {
             suggestOrSaveConfiguration(file, newResult, false)

idea/idea-core/src/org/jetbrains/kotlin/idea/core/script/configuration/cache/ScriptConfigurationCache.kt

@@ -63,6 +63,10 @@ interface CachedConfigurationInputs: Serializable {
         override fun isUpToDate(project: Project, file: VirtualFile, ktFile: KtFile?): Boolean = false
     }
 
+    object UpToDate: CachedConfigurationInputs {
+        override fun isUpToDate(project: Project, file: VirtualFile, ktFile: KtFile?): Boolean = true
+    }
+
     data class PsiModificationStamp(
         val fileModificationStamp: Long,
         val psiModificationStamp: Long