From 8584175ef1fdc0c902237914f68d27101a4336e6 Mon Sep 17 00:00:00 2001
From: Dmitry Jemerov <yole@jetbrains.com>
Date: Mon, 1 Feb 2010 19:39:08 +0300
Subject: [PATCH] special case of show implementations for Python: show
 initializer for target expressions (PY-237)

---
 .../codeInsight/hint/actions/ShowImplementationsAction.java      | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/platform/lang-impl/src/com/intellij/codeInsight/hint/actions/ShowImplementationsAction.java b/platform/lang-impl/src/com/intellij/codeInsight/hint/actions/ShowImplementationsAction.java
index 373ed13dd5..7583c57b8b 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/hint/actions/ShowImplementationsAction.java
+++ b/platform/lang-impl/src/com/intellij/codeInsight/hint/actions/ShowImplementationsAction.java
@@ -35,6 +35,7 @@ import com.intellij.openapi.vfs.VirtualFile;
 import com.intellij.pom.PomTargetPsiElement;
 import com.intellij.psi.*;
 import com.intellij.psi.presentation.java.SymbolPresentationUtil;
+import com.intellij.psi.util.PsiTreeUtil;
 import com.intellij.ui.popup.NotLookupOrSearchCondition;
 import com.intellij.ui.popup.PopupUpdateProcessor;
 import org.jetbrains.annotations.NonNls;
@@ -190,6 +191,14 @@ public class ShowImplementationsAction extends AnAction {
           PsiFile psiFile = elt.getContainingFile().getOriginalFile();
           if (psiFile.getVirtualFile() == null) unique.remove(elt);
         }
+        // special case for Python (PY-237)
+        // if the definition is the tree parent of the target element, filter out the target element
+        for (int i = 1; i < targetElements.length; i++) {
+          if (PsiTreeUtil.isAncestor(targetElements[i], targetElements[0], true)) {
+            unique.remove(targetElements[0]);
+            break;
+          }
+        }
         return unique.toArray(new PsiElement[unique.size()]);
       }
     };
-- 
2.11.4.GIT