From 95613712835f690dfd9393c22e367f68e394d84a Mon Sep 17 00:00:00 2001
From: anna <Anna.Kozlova@jetbrains.com>
Date: Tue, 27 Dec 2011 19:53:06 +0100
Subject: [PATCH] empty arrays

---
 .../com/intellij/patterns/compiler/PatternCompilerImpl.java    | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/platform/platform-impl/src/com/intellij/patterns/compiler/PatternCompilerImpl.java b/platform/platform-impl/src/com/intellij/patterns/compiler/PatternCompilerImpl.java
index 333f3ae153bf..8db207dd45d4 100644
--- a/platform/platform-impl/src/com/intellij/patterns/compiler/PatternCompilerImpl.java
+++ b/platform/platform-impl/src/com/intellij/patterns/compiler/PatternCompilerImpl.java
@@ -24,6 +24,7 @@ import com.intellij.openapi.util.text.StringUtil;
 import com.intellij.patterns.ElementPattern;
 import com.intellij.patterns.ElementPatternCondition;
 import com.intellij.patterns.InitialPatternCondition;
+import com.intellij.util.ArrayUtil;
 import com.intellij.util.Function;
 import com.intellij.util.ProcessingContext;
 import com.intellij.util.ReflectionCache;
@@ -88,7 +89,7 @@ public class PatternCompilerImpl<T> implements PatternCompiler<T> {
         for (int i = 0, argsLength = args.length; i < argsLength; i++) {
           args[i] = args[i] instanceof String ? myStringInterner.intern((String)args[i]) : args[i];
         }
-        return new Node((Node)frame.target, myStringInterner.intern(frame.methodName), args);
+        return new Node((Node)frame.target, myStringInterner.intern(frame.methodName), args.length == 0 ? ArrayUtil.EMPTY_OBJECT_ARRAY : args);
       }
     });
     return new LazyPresentablePattern(node);