From e124dca09dd866a511eef9c73a5efe050b7065ef Mon Sep 17 00:00:00 2001
From: Dmitry Jemerov <yole@jetbrains.com>
Date: Thu, 15 Dec 2011 17:22:20 +0100
Subject: [PATCH] micro-optimization in ModuleUtil.findModuleForPsiElement()

---
 .../lang-api/src/com/intellij/openapi/module/ModuleUtil.java   | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/platform/lang-api/src/com/intellij/openapi/module/ModuleUtil.java b/platform/lang-api/src/com/intellij/openapi/module/ModuleUtil.java
index e7c99a4b0538..d45baeb40dec 100644
--- a/platform/lang-api/src/com/intellij/openapi/module/ModuleUtil.java
+++ b/platform/lang-api/src/com/intellij/openapi/module/ModuleUtil.java
@@ -125,6 +125,9 @@ public class ModuleUtil {
         if (orderEntries.isEmpty()) {
           return null;
         }
+        if (orderEntries.size() == 1) {
+          return orderEntries.get(0).getOwnerModule();
+        }
         Set<Module> modules = new HashSet<Module>();
         for (OrderEntry orderEntry : orderEntries) {
           modules.add(orderEntry.getOwnerModule());