From 3864f182dabcf06109de0a3b1dcbd2a281881925 Mon Sep 17 00:00:00 2001
From: Natalia Ukhorskaya <natalia.ukhorskaya@jetbrains.com>
Date: Mon, 9 Feb 2015 17:29:41 +0300
Subject: [PATCH] Debugger: return void value for empty code fragment

---
 .../kotlin/idea/debugger/evaluate/KotlinEvaluationBuilder.kt  | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/idea/src/org/jetbrains/kotlin/idea/debugger/evaluate/KotlinEvaluationBuilder.kt b/idea/src/org/jetbrains/kotlin/idea/debugger/evaluate/KotlinEvaluationBuilder.kt
index 485bdddc058..40584c5a074 100644
--- a/idea/src/org/jetbrains/kotlin/idea/debugger/evaluate/KotlinEvaluationBuilder.kt
+++ b/idea/src/org/jetbrains/kotlin/idea/debugger/evaluate/KotlinEvaluationBuilder.kt
@@ -116,6 +116,10 @@ class KotlinEvaluator(val codeFragment: JetCodeFragment,
                       val sourcePosition: SourcePosition
 ) : Evaluator {
     override fun evaluate(context: EvaluationContextImpl): Any? {
+        if (codeFragment.getText().isEmpty()) {
+            return context.getDebugProcess().getVirtualMachineProxy().mirrorOf()
+        }
+
         var isCompiledDataFromCache = true
         try {
             val compiledData = KotlinEvaluateExpressionCache.getOrCreateCompiledData(codeFragment, sourcePosition, context) {