From 9ba86501ecc1f2795268269ba3d48dfeb61834c6 Mon Sep 17 00:00:00 2001
From: Evgeny Gerashchenko <Evgeny.Gerashchenko@jetbrains.com>
Date: Thu, 15 Jan 2015 23:10:07 +0300
Subject: [PATCH] Not marking enum entries as unused.

---
 .../kotlin/idea/inspections/UnusedSymbolInspection.kt      | 3 +++
 .../testData/inspections/unusedSymbol/class/enumEntries.kt | 7 +++++++
 2 files changed, 10 insertions(+)
 create mode 100644 idea/testData/inspections/unusedSymbol/class/enumEntries.kt

diff --git a/idea/src/org/jetbrains/kotlin/idea/inspections/UnusedSymbolInspection.kt b/idea/src/org/jetbrains/kotlin/idea/inspections/UnusedSymbolInspection.kt
index 0a3d89ccd2a..59320f38162 100644
--- a/idea/src/org/jetbrains/kotlin/idea/inspections/UnusedSymbolInspection.kt
+++ b/idea/src/org/jetbrains/kotlin/idea/inspections/UnusedSymbolInspection.kt
@@ -43,6 +43,7 @@ import com.intellij.psi.search.PsiSearchHelper
 import com.intellij.psi.search.PsiSearchHelper.SearchCostResult.*
 import org.jetbrains.kotlin.idea.search.usagesSearch.getOperationSymbolsToSearch
 import org.jetbrains.kotlin.idea.search.usagesSearch.INVOKE_OPERATION_NAME
+import org.jetbrains.kotlin.psi.JetEnumEntry
 
 public class UnusedSymbolInspection : AbstractKotlinInspection() {
     private val javaInspection = UnusedDeclarationInspection()
@@ -54,6 +55,8 @@ public class UnusedSymbolInspection : AbstractKotlinInspection() {
             override fun visitClass(klass: JetClass) {
                 if (klass.getName() == null) return
 
+                if (klass is JetEnumEntry) return
+
                 if (isEntryPoint(klass)) return
                 if (hasNonTrivialUsages(klass)) return
                 if (classHasTextUsages(klass)) return
diff --git a/idea/testData/inspections/unusedSymbol/class/enumEntries.kt b/idea/testData/inspections/unusedSymbol/class/enumEntries.kt
new file mode 100644
index 00000000000..c4662be7d8b
--- /dev/null
+++ b/idea/testData/inspections/unusedSymbol/class/enumEntries.kt
@@ -0,0 +1,7 @@
+enum class MyEnum {
+    A B C
+}
+
+fun main(args: Array<String>) {
+    MyEnum.values()
+}
\ No newline at end of file