From 942fd02842b5238219e7fa5ab1e1340fddb83bb8 Mon Sep 17 00:00:00 2001
From: Dennis Ushakov <dennis.ushakov@gmail.com>
Date: Fri, 23 Jan 2015 14:06:48 +0300
Subject: [PATCH] give a chance to rebuild ranges after removing to support
 immediate editing of end after start

---
 .../editorActions/XmlTagNameSynchronizer.java       |  1 +
 .../codeInsight/completion/XmlSyncTagTest.java      | 13 ++++++++++++-
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/xml/impl/src/com/intellij/codeInsight/editorActions/XmlTagNameSynchronizer.java b/xml/impl/src/com/intellij/codeInsight/editorActions/XmlTagNameSynchronizer.java
index fbea7a3c3320..8d1e3638dc40 100644
--- a/xml/impl/src/com/intellij/codeInsight/editorActions/XmlTagNameSynchronizer.java
+++ b/xml/impl/src/com/intellij/codeInsight/editorActions/XmlTagNameSynchronizer.java
@@ -218,6 +218,7 @@ public class XmlTagNameSynchronizer extends CommandAdapter implements Applicatio
       }
       if (!fitsInMarker) {
         clearMarkers();
+        beforeDocumentChange(event);
       }
     }
 
diff --git a/xml/tests/src/com/intellij/codeInsight/completion/XmlSyncTagTest.java b/xml/tests/src/com/intellij/codeInsight/completion/XmlSyncTagTest.java
index a55b1dc956cc..5c12e528b5a3 100644
--- a/xml/tests/src/com/intellij/codeInsight/completion/XmlSyncTagTest.java
+++ b/xml/tests/src/com/intellij/codeInsight/completion/XmlSyncTagTest.java
@@ -34,6 +34,13 @@ public class XmlSyncTagTest extends LightPlatformCodeInsightFixtureTestCase {
     doTest("<div></div<caret>>", "v", "<divv></divv>");
   }
 
+  public void testStartToEndAndEndToStart() {
+    doTest("<div<caret>></div>", "v", "<divv></divv>");
+    myFixture.getEditor().getCaretModel().moveToOffset(12);
+    type("\b");
+    myFixture.checkResult("<div></div>");
+  }
+
   public void testLastCharDeleted() {
     doTest("<div<caret>></div>", "\b\b\b", "<></>");
   }
@@ -94,6 +101,11 @@ public class XmlSyncTagTest extends LightPlatformCodeInsightFixtureTestCase {
 
   private void doTest(final String text, final String toType, final String result) {
     myFixture.configureByText(XmlFileType.INSTANCE, text);
+    type(toType);
+    myFixture.checkResult(result);
+  }
+
+  private void type(String toType) {
     for (int i = 0; i < toType.length(); i++) {
       final char c = toType.charAt(i);
       CommandProcessor.getInstance().executeCommand(getProject(), new Runnable() {
@@ -108,7 +120,6 @@ public class XmlSyncTagTest extends LightPlatformCodeInsightFixtureTestCase {
         }
       }, "Typing", DocCommandGroupId.noneGroupId(myFixture.getEditor().getDocument()), myFixture.getEditor().getDocument());
     }
-    myFixture.checkResult(result);
   }
 
   private void doTestCompletion(final String text, final String toType, final String result) {