From 3ef20298650f4050e8e69031517331e4e05d90d9 Mon Sep 17 00:00:00 2001
From: peter <peter@jetbrains.com>
Date: Mon, 25 Feb 2013 14:52:36 +0100
Subject: [PATCH] don't select anything when implementing a method with no
 range or text

---
 .../codeInsight/hint/ImplementationViewComponent.java        | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/platform/lang-impl/src/com/intellij/codeInsight/hint/ImplementationViewComponent.java b/platform/lang-impl/src/com/intellij/codeInsight/hint/ImplementationViewComponent.java
index 715fd486f772..8a7bd9f7b796 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/hint/ImplementationViewComponent.java
+++ b/platform/lang-impl/src/com/intellij/codeInsight/hint/ImplementationViewComponent.java
@@ -420,6 +420,7 @@ public class ImplementationViewComponent extends JPanel {
   }
 
 
+  @Nullable
   public static String getNewText(PsiElement elt) {
     Project project = elt.getProject();
     PsiFile psiFile = getContainingFile(elt);
@@ -427,6 +428,10 @@ public class ImplementationViewComponent extends JPanel {
     final Document doc = PsiDocumentManager.getInstance(project).getDocument(psiFile);
     if (doc == null) return null;
 
+    if (elt.getText() == null || elt.getTextRange() == null) {
+      return null;
+    }
+
     final ImplementationTextSelectioner implementationTextSelectioner =
       LanguageImplementationTextSelectioner.INSTANCE.forLanguage(elt.getLanguage());
     int start = implementationTextSelectioner.getTextStartOffset(elt);