Version 0.41

Mapleader support based on the prototype of a Vim script expressions evaluator

.idea/codeStyleSettings.xml

@@ -141,11 +141,8 @@
           </indentOptions>
         </codeStyleSettings>
         <codeStyleSettings language="Groovy">
-          <option name="LINE_COMMENT_AT_FIRST_COLUMN" value="false" />
-          <option name="BLOCK_COMMENT_AT_FIRST_COLUMN" value="false" />
           <option name="KEEP_LINE_BREAKS" value="false" />
           <option name="ELSE_ON_NEW_LINE" value="true" />
-          <option name="WHILE_ON_NEW_LINE" value="true" />
           <option name="CATCH_ON_NEW_LINE" value="true" />
           <option name="FINALLY_ON_NEW_LINE" value="true" />
           <option name="ALIGN_MULTILINE_PARAMETERS_IN_CALLS" value="true" />
@@ -154,7 +151,6 @@
           <option name="ALIGN_MULTILINE_TERNARY_OPERATION" value="true" />
           <option name="ALIGN_MULTILINE_THROWS_LIST" value="true" />
           <option name="ALIGN_MULTILINE_EXTENDS_LIST" value="true" />
-          <option name="ALIGN_MULTILINE_PARENTHESIZED_EXPRESSION" value="true" />
           <option name="SPACE_AFTER_TYPE_CAST" value="false" />
           <option name="CALL_PARAMETERS_WRAP" value="1" />
           <option name="METHOD_PARAMETERS_WRAP" value="5" />
@@ -165,12 +161,9 @@
           <option name="METHOD_CALL_CHAIN_WRAP" value="1" />
           <option name="BINARY_OPERATION_WRAP" value="5" />
           <option name="TERNARY_OPERATION_WRAP" value="5" />
-          <option name="TERNARY_OPERATION_SIGNS_ON_NEXT_LINE" value="true" />
           <option name="FOR_STATEMENT_WRAP" value="5" />
-          <option name="ARRAY_INITIALIZER_WRAP" value="1" />
           <option name="ASSIGNMENT_WRAP" value="1" />
           <option name="IF_BRACE_FORCE" value="1" />
-          <option name="DOWHILE_BRACE_FORCE" value="1" />
           <option name="WHILE_BRACE_FORCE" value="1" />
           <option name="FOR_BRACE_FORCE" value="1" />
           <option name="FIELD_ANNOTATION_WRAP" value="0" />
@@ -227,6 +220,10 @@
             <option name="TAB_SIZE" value="8" />
           </indentOptions>
         </codeStyleSettings>
+        <codeStyleSettings language="JSON">
+          <option name="KEEP_LINE_BREAKS" value="false" />
+          <option name="PARENT_SETTINGS_INSTALLED" value="true" />
+        </codeStyleSettings>
         <codeStyleSettings language="JSP">
           <indentOptions>
             <option name="INDENT_SIZE" value="2" />
@@ -276,5 +273,4 @@
     </option>
     <option name="USE_PER_PROJECT_SETTINGS" value="true" />
   </component>
-</project>
+</project>
-

AUTHORS.md

@@ -33,6 +33,7 @@ Contributors:
 * [Thomas B Homburg](mailto:thomas@homburg.dk)
 * [smartbomb](mailto:smartbomb@server.fake)
 * [Tuomas Tynkkynen](mailto:tuomas.tynkkynen@iki.fi)
+* [Jackson Popkin](mailto:jackson@donorschoose.org)
 
 If you are a contributor and your name is not listed here, feel free to
 contact the maintainer.

CHANGES.md

@@ -4,6 +4,56 @@ The Changelog
 History of changes in IdeaVim for the IntelliJ platform.
 
 
+0.41, 2015-06-10
+----------------
+
+A bugfix release.
+
+* VIM-957 Fixed plugin version 0.40 is not compatible with IDEs other than
+  IntelliJ
+
+
+0.40, 2015-06-09
+----------------
+
+Added support for `mapleader`. Support comments in `%` brace matching. Various
+bug fixes.
+
+Features:
+
+* VIM-650 Added support for `mapleader`
+* VIM-932 Support comments in `%` brace matching
+
+Bug fixes:
+
+* VIM-586 Invoke Vim shortcuts handler later to restore the sequence of input
+  events
+* VIM-838 `J` shouldn't add whitespace if there is a trailing space
+* VIM-855 Fixed regexp character class problem
+* VIM-210 Fix focus issues with the Ex panel and splits
+* VIM-575 Don't change cursor position of other splits in visual mode
+* VIM-864 Fixed visual marks getting changed during visual substitute
+* VIM-856 Fixed regex look-behind problem
+* VIM-868 Allow count on `gt` and `gT`
+* VIM-700 Remapping `0` should still allow it to be entered in command count
+* VIM-781 Fixed expanding visual block selection past empty lines
+* VIM-845 Fixed `c` and `x` functionality for visual block selections
+* VIM-930 Fixed editor focus issues after closing Ex entry box on Oracle Java 6
+
+
+0.39, 2014-12-03
+----------------
+
+A bugfix release.
+
+Bug fixes:
+
+* VIM-848 Show line numbers if they are enabled in the settings and there is
+  no `set number`
+* VIM-702 Fix infinite loop on `s/$/\r/g`
+* EA-63022 Don't update line numbers in the caret movement event listener
+
+
 0.38, 2014-12-01
 ----------------
 

README.md

@@ -91,6 +91,11 @@ Note, that IdeaVim currently parses ~/.ideavimrc file via simple pattern matchin
 see [VIM-669](http://youtrack.jetbrains.com/issue/VIM-669) for proper parsing
 of VimL files.
 
+Also note that if you have overridden the `user.home` JVM option, this will
+will affect where IdeaVim looks for your .ideavimrc file.  For example, if you
+have `-Duser.home=/my/alternate/home` then IdeaVim will source
+`/my/alternate/home/.ideavimrc` instead of `~/.ideavimrc`.
+
 
 Changes to the IDE
 ------------------
@@ -122,6 +127,10 @@ Ex commands or via `:map` command mappings:
 * `:action {name}`
     * Execute an action named `NAME`
 
+For example, here `\r` is mapped to the Reformat Code action:
+
+    :map \r :action ReformatCode<CR>
+
 
 Contributing
 ------------
@@ -162,7 +171,12 @@ in the issue tracker.
    previous step.
 
 6. Build IdeaVim and run IntelliJ with IdeaVim enabled using the "IdeaVim" run
-   configuration (use "Run | Run... | IdeaVim").
+   configuration (use "Run | Run... | IdeaVim"). This will launch a spare
+   instance of IntelliJ running the compiled plugin in a sandboxed enviroment.
+   To actually deploy the plugin the recommended way is executing `ant dist`
+   from command line, which will update versions in plugin.xml among other
+   tasks. Install the generated "ideavim.jar" file from
+   "Settings | Plugins | Install plugin from disk".
 
 7. In order to be able to run tests in your IntelliJ edition uncomment the
    appropriate lines in the constructor of the `VimTestCase` class.

build.properties

@@ -1,4 +1,4 @@
-version-id:0.38
+version-id:0.41
 platform-version:135.0
-idea.download.url=http://download.jetbrains.com/idea/ideaIU-14.0.1.zip
+idea.download.url=http://download.jetbrains.com/idea/ideaIU-14.0.2.zip
 build.number=dev

build.xml

@@ -159,7 +159,7 @@
 
   <target name="test" depends="unzip, clean, prepare-tests">
     <mkdir dir="${test-reports}"/>
-    <junit fork="true" logfailedtests="false" printsummary="true">
+    <junit fork="true" forkmode="once" logfailedtests="false" printsummary="true">
       <classpath refid="test.classpath"/>
 
       <jvmarg value="-Xmx256M"/>
@@ -169,6 +169,7 @@
       <jvmarg value="-Didea.load.plugins.id=IdeaVIM"/>
 
       <formatter type="plain"/>
+      <formatter type="xml" usefile="true" />
 
       <batchtest todir="${test-reports}">
         <fileset dir="${test}">

resources/META-INF/plugin.xml

@@ -1,8 +1,21 @@
 <idea-plugin url="http://plugins.jetbrains.com/plugin/164">
   <name>IdeaVim</name>
   <id>IdeaVIM</id>
-  <change-notes>
+  <change-notes><![CDATA[
-    <![CDATA[
+      <p>0.41:</p>
+      <ul>
+        <li>Various bug fixes</li>
+      </ul>
+      <p>0.40:</p>
+      <ul>
+        <li>Support for <code>mapleader</code></li>
+        <li>Support comments in <code>%</code> brace matching</li>
+        <li>Various bug fixes</li>
+      </ul>
+      <p>0.39:</p>
+      <ul>
+        <li>Various bug fixes</li>
+      </ul>
       <p>0.38:</p>
       <ul>
         <li>Support for <code>:action</code> and <code>:actionlist</code> for executing arbitrary IDE actions</li>
@@ -21,42 +34,18 @@
         <li>Fixed visual block selection mode</li>
         <li>Various bug fixes</li>
       </ul>
-      <p>0.35:</p>
-      <ul>
-        <li><code>~/.vimrc</code> is no longer read by default, use <code>~/.ideavimrc</code> instead</li>
-        <li>Various bug fixes</li>
-      </ul>
-      <p>0.34:</p>
-      <ul>
-        <li>Various bug fixes</li>
-      </ul>
-      <p>0.33:</p>
-      <ul>
-        <li>Support for <code>:map</code> key mapping commands</li>
-        <li>New keyboard shortcuts handler that doesn't require a separate keymap for Vim emulation</li>
-        <li>Support for <code>:source</code> command</li>
-        <li>Support for <code>:sort</code> command</li>
-        <li>Various bug fixes</li>
-      </ul>
-      <p>0.32:</p>
-      <ul>
-        <li>Fixed API compatibility with IntelliJ platform builds 132.1052+</li>
-      </ul>
       <p>See also the complete <a href="https://github.com/JetBrains/ideavim/blob/master/CHANGES.md">changelog</a>.</p>
-    ]]>
+    ]]></change-notes>
-  </change-notes>
+  <description><![CDATA[
-  <description>
-    <![CDATA[
       <p>Build @VERSION@-@BUILD-NUMBER@</p>
       <p>Vim emulation plug-in for IDEs based on the IntelliJ platform.</p>
       <p>IdeaVim supports many Vim features including normal/insert/visual modes, motion keys, deletion/changing, marks, registers, some Ex commands, Vim regexps, configuration via ~/.ideavimrc, macros, window commands, etc.</p>
       <p>See also:</p>
       <ul>
-        <li><a href="https://github.com/JetBrains/ideavim">GitHub repository</a> for documentation and contributing</li>
+        <li><a href="https://github.com/JetBrains/ideavim">GitHub repository</a>: documentation and contributing</li>
-        <li><a href="http://youtrack.jetbrains.com/issues/VIM">Issue tracker</a> for feature requests and bug reports</li>
+        <li><a href="http://youtrack.jetbrains.com/issues/VIM">Issue tracker</a>: feature requests and bug reports</li>
       </ul>
-    ]]>
+    ]]></description>
-  </description>
   <version>@VERSION@</version>
   <vendor>JetBrains</vendor>
 

src/com/maddyhome/idea/vim/KeyHandler.java

@@ -111,29 +111,29 @@ public class KeyHandler {
     editor = InjectedLanguageUtil.getTopLevelEditor(editor);
     final CommandState editorState = CommandState.getInstance(editor);
 
-    if (allowKeyMappings && handleKeyMapping(editor, key, context)) {
-      return;
-    }
-
-    final boolean isRecording = editorState.isRecording();
-    boolean shouldRecord = true;
     // If this is a "regular" character keystroke, get the character
     char chKey = key.getKeyChar() == KeyEvent.CHAR_UNDEFINED ? 0 : key.getKeyChar();
 
-    if (isEditorReset(key, editorState)) {
+    final boolean isRecording = editorState.isRecording();
-      handleEditorReset(editor, key, context);
+    boolean shouldRecord = true;
-    }
+
-    // At this point the user must be typing in a command. Most commands can be preceded by a number. Let's
+    // Check for command count before key mappings - otherwise e.g. ':map 0 ^' breaks command counts that contain a zero
-    // check if a number can be entered at this point, and if so, did the user send us a digit.
+    if (isCommandCount(editorState, chKey)) {
-    else if (isCommandCount(editorState, chKey)) {
       // Update the count
       count = count * 10 + (chKey - '0');
     }
+    else if (allowKeyMappings && handleKeyMapping(editor, key, context)) {
+      return;
+    }
     // Pressing delete while entering a count "removes" the last digit entered
+    // Unlike the digits, this must be checked *after* checking for key mappings
     else if (isDeleteCommandCount(key, editorState)) {
       // "Remove" the last digit sent to us
       count /= 10;
     }
+    else if (isEditorReset(key, editorState)) {
+      handleEditorReset(editor, key, context);
+    }
     // If we got this far the user is entering a command or supplying an argument to an entered command.
     // First let's check to see if we are at the point of expecting a single character argument to a command.
     else if (currentArg == Argument.Type.CHARACTER) {

src/com/maddyhome/idea/vim/VimPlugin.java

@@ -41,7 +41,7 @@ import com.intellij.openapi.util.SystemInfo;
 import com.intellij.openapi.wm.StatusBar;
 import com.intellij.openapi.wm.WindowManager;
 import com.maddyhome.idea.vim.ex.CommandParser;
-import com.maddyhome.idea.vim.ex.VimScriptParser;
+import com.maddyhome.idea.vim.ex.vimscript.VimScriptParser;
 import com.maddyhome.idea.vim.group.*;
 import com.maddyhome.idea.vim.helper.DocumentManager;
 import com.maddyhome.idea.vim.helper.MacKeyRepeat;

src/com/maddyhome/idea/vim/VimTypedActionHandler.java

@@ -24,6 +24,7 @@ import com.intellij.openapi.actionSystem.DataContext;
 import com.intellij.openapi.diagnostic.Logger;
 import com.intellij.openapi.editor.Editor;
 import com.intellij.openapi.editor.actionSystem.TypedActionHandler;
+import com.maddyhome.idea.vim.helper.EditorDataContext;
 import org.jetbrains.annotations.NotNull;
 
 import javax.swing.*;
@@ -53,7 +54,7 @@ public class VimTypedActionHandler implements TypedActionHandler {
         @Override
         public void run() {
           try {
-            handler.handleKey(editor, KeyStroke.getKeyStroke(charTyped), context);
+            handler.handleKey(editor, KeyStroke.getKeyStroke(charTyped), new EditorDataContext(editor));
           }
           catch (Throwable e) {
             logger.error(e);

src/com/maddyhome/idea/vim/action/VimShortcutKeyAction.java

@@ -24,6 +24,7 @@ import com.intellij.notification.Notification;
 import com.intellij.notification.NotificationListener;
 import com.intellij.notification.NotificationType;
 import com.intellij.openapi.actionSystem.*;
+import com.intellij.openapi.diagnostic.Logger;
 import com.intellij.openapi.editor.Editor;
 import com.intellij.openapi.keymap.KeymapUtil;
 import com.intellij.openapi.options.ShowSettingsUtil;
@@ -34,6 +35,7 @@ import com.maddyhome.idea.vim.VimPlugin;
 import com.maddyhome.idea.vim.action.change.insert.InsertExitModeAction;
 import com.maddyhome.idea.vim.command.CommandState;
 import com.maddyhome.idea.vim.helper.EditorData;
+import com.maddyhome.idea.vim.helper.EditorDataContext;
 import com.maddyhome.idea.vim.key.ShortcutOwner;
 import com.maddyhome.idea.vim.ui.VimEmulationConfigurable;
 import org.jetbrains.annotations.NotNull;
@@ -83,6 +85,8 @@ public class VimShortcutKeyAction extends AnAction implements DumbAware {
     .addAll(getKeyStrokes(VK_DOWN, 0))
     .build();
 
+  private static final Logger ourLogger = Logger.getInstance(VimShortcutKeyAction.class.getName());
+
   @Override
   public void actionPerformed(@NotNull AnActionEvent e) {
     final Editor editor = getEditor(e);
@@ -93,7 +97,18 @@ public class VimShortcutKeyAction extends AnAction implements DumbAware {
         notifyAboutShortcutConflict(keyStroke);
       }
       // Should we use InjectedLanguageUtil.getTopLevelEditor(editor) here, as we did in former EditorKeyHandler?
-      KeyHandler.getInstance().handleKey(editor, keyStroke, e.getDataContext());
+      // Run key handler later to restore input events sequence due to VimTypedActionHandler
+      SwingUtilities.invokeLater(new Runnable() {
+        @Override
+        public void run() {
+          try {
+            KeyHandler.getInstance().handleKey(editor, keyStroke, new EditorDataContext(editor));
+          }
+          catch (Throwable throwable) {
+            ourLogger.error(throwable);
+          }
+        }
+      });
     }
   }
 

src/com/maddyhome/idea/vim/action/motion/tabs/MotionNextTabAction.java

@@ -36,7 +36,7 @@ public class MotionNextTabAction extends MotionEditorAction {
 
   private static class Handler extends MotionEditorActionHandler {
     public int getOffset(@NotNull final Editor editor, @NotNull final DataContext context, final int count, final int rawCount, final Argument argument) {
-      return VimPlugin.getMotion().moveCaretGotoNextTab(editor, context);
+      return VimPlugin.getMotion().moveCaretGotoNextTab(editor, context, rawCount);
     }
   }
 }

src/com/maddyhome/idea/vim/action/motion/tabs/MotionPreviousTabAction.java

@@ -36,7 +36,7 @@ public class MotionPreviousTabAction extends MotionEditorAction {
 
   private static class Handler extends MotionEditorActionHandler {
     public int getOffset(@NotNull final Editor editor, @NotNull final DataContext context, final int count, final int rawCount, final Argument argument) {
-      return VimPlugin.getMotion().moveCaretGotoPreviousTab(editor, context);
+      return VimPlugin.getMotion().moveCaretGotoPreviousTab(editor, context, rawCount);
     }
   }
 }

src/com/maddyhome/idea/vim/command/CommandState.java

@@ -85,6 +85,11 @@ public class CommandState {
     return state.getMode() == Mode.VISUAL && state.getSubMode() == SubMode.VISUAL_CHARACTER;
   }
 
+  public static boolean inVisualBlockMode(@Nullable Editor editor) {
+    final CommandState state = getInstance(editor);
+    return state.getMode() == Mode.VISUAL && state.getSubMode() == SubMode.VISUAL_BLOCK;
+  }
+
   @Nullable
   public Command getCommand() {
     return myCommand;
@@ -311,7 +316,7 @@ public class CommandState {
     VimPlugin.showMode(msg.toString());
   }
 
-  public static enum Mode {
+  public enum Mode {
     COMMAND,
     INSERT,
     REPLACE,
@@ -320,7 +325,7 @@ public class CommandState {
     EX_ENTRY
   }
 
-  public static enum SubMode {
+  public enum SubMode {
     NONE,
     SINGLE_COMMAND,
     VISUAL_CHARACTER,

src/com/maddyhome/idea/vim/ex/CommandParser.java

@@ -79,6 +79,7 @@ public class CommandParser {
     new DumpLineHandler();
     new EditFileHandler();
     new ActionHandler();
+    new EchoHandler();
     new ExitHandler();
     new FindClassHandler();
     new FindFileHandler();
@@ -89,6 +90,7 @@ public class CommandParser {
     new HistoryHandler();
     new JoinLinesHandler();
     new JumpsHandler();
+    new LetHandler();
     new MapHandler();
     new MarkHandler();
     new MarksHandler();
@@ -301,7 +303,7 @@ public class CommandParser {
               state = STATE_RANGE_MARK;
             }
             else if (ch == '+' || ch == '-') {
-              location.append('0');
+              location.append('.');
               state = STATE_RANGE_OFFSET;
             }
             else if (ch == '\\') {

src/com/maddyhome/idea/vim/ex/ExOutputModel.java

@@ -56,7 +56,7 @@ public class ExOutputModel {
   public void clear() {
     myText = null;
     if (!ApplicationManager.getApplication().isUnitTestMode()) {
-      ExOutputPanel.getInstance(myEditor).deactivate();
+      ExOutputPanel.getInstance(myEditor).deactivate(false);
     }
   }
 

src/com/maddyhome/idea/vim/ex/handler/EchoHandler.java

@@ -0,0 +1,54 @@
+/*
+ * IdeaVim - Vim emulator for IDEs based on the IntelliJ platform
+ * Copyright (C) 2003-2015 The IdeaVim authors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.maddyhome.idea.vim.ex.handler;
+
+import com.intellij.openapi.actionSystem.DataContext;
+import com.intellij.openapi.editor.Editor;
+import com.maddyhome.idea.vim.ex.CommandHandler;
+import com.maddyhome.idea.vim.ex.ExCommand;
+import com.maddyhome.idea.vim.ex.ExException;
+import com.maddyhome.idea.vim.ex.ExOutputModel;
+import com.maddyhome.idea.vim.ex.vimscript.VimScriptGlobalEnvironment;
+import com.maddyhome.idea.vim.ex.vimscript.VimScriptParser;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.Map;
+
+/**
+ * @author vlan
+ */
+public class EchoHandler extends CommandHandler {
+
+  public EchoHandler() {
+    super("ec", "ho", RANGE_FORBIDDEN | ARGUMENT_OPTIONAL);
+  }
+
+  @Override
+  public boolean execute(@NotNull Editor editor, @NotNull DataContext context,
+                         @NotNull ExCommand cmd) throws ExException {
+    final String argument = cmd.getArgument();
+    final VimScriptGlobalEnvironment env = VimScriptGlobalEnvironment.getInstance();
+    final Map<String, Object> globals = env.getVariables();
+    final Object value = VimScriptParser.evaluate(argument, globals);
+    final String text = VimScriptParser.expressionToString(value) + "\n";
+    ExOutputModel.getInstance(editor).output(text);
+    return true;
+  }
+}
+

src/com/maddyhome/idea/vim/ex/handler/LetHandler.java

@@ -0,0 +1,78 @@
+/*
+ * IdeaVim - Vim emulator for IDEs based on the IntelliJ platform
+ * Copyright (C) 2003-2015 The IdeaVim authors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.maddyhome.idea.vim.ex.handler;
+
+import com.intellij.openapi.actionSystem.DataContext;
+import com.intellij.openapi.editor.Editor;
+import com.maddyhome.idea.vim.ex.CommandHandler;
+import com.maddyhome.idea.vim.ex.ExCommand;
+import com.maddyhome.idea.vim.ex.ExException;
+import com.maddyhome.idea.vim.ex.vimscript.VimScriptCommandHandler;
+import com.maddyhome.idea.vim.ex.vimscript.VimScriptGlobalEnvironment;
+import com.maddyhome.idea.vim.ex.vimscript.VimScriptParser;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.Map;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+/**
+ * @author vlan
+ */
+public class LetHandler extends CommandHandler implements VimScriptCommandHandler {
+  private static Pattern SIMPLE_ASSIGNMENT = Pattern.compile("([A-Za-z_][A-Za-z_0-9]*)[ \\t]*=[ \\t]*(.*)");
+
+  public LetHandler() {
+    super("let", "", RANGE_FORBIDDEN | ARGUMENT_OPTIONAL);
+  }
+
+  @Override
+  public boolean execute(@NotNull Editor editor, @NotNull DataContext context,
+                         @NotNull ExCommand cmd) throws ExException {
+    execute(cmd);
+    return true;
+  }
+
+  @Override
+  public void execute(@NotNull ExCommand cmd) throws ExException {
+    final String argument = cmd.getArgument();
+    if (argument.trim().isEmpty()) {
+      showVariables();
+    }
+    else {
+      final Matcher matcher = SIMPLE_ASSIGNMENT.matcher(argument);
+      if (matcher.matches()) {
+        final String name = matcher.group(1);
+        // TODO: Check that 'name' is global
+        final String expression = matcher.group(2);
+        final VimScriptGlobalEnvironment env = VimScriptGlobalEnvironment.getInstance();
+        final Map<String, Object> globals = env.getVariables();
+        final Object value = VimScriptParser.evaluate(expression, globals);
+        globals.put(name, value);
+      }
+      else {
+        throw new ExException("Only simple '=' assignments are supported in 'let' expressions");
+      }
+    }
+  }
+
+  private void showVariables() throws ExException {
+    throw new ExException("'let' without arguments is not supported yet");
+  }
+}

src/com/maddyhome/idea/vim/ex/handler/MapHandler.java

@@ -24,6 +24,7 @@ import com.intellij.openapi.util.text.StringUtil;
 import com.maddyhome.idea.vim.VimPlugin;
 import com.maddyhome.idea.vim.command.MappingMode;
 import com.maddyhome.idea.vim.ex.*;
+import com.maddyhome.idea.vim.ex.vimscript.VimScriptCommandHandler;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 

src/com/maddyhome/idea/vim/ex/handler/SetHandler.java

@@ -23,7 +23,7 @@ import com.intellij.openapi.editor.Editor;
 import com.maddyhome.idea.vim.ex.CommandHandler;
 import com.maddyhome.idea.vim.ex.ExCommand;
 import com.maddyhome.idea.vim.ex.ExException;
-import com.maddyhome.idea.vim.ex.VimScriptCommandHandler;
+import com.maddyhome.idea.vim.ex.vimscript.VimScriptCommandHandler;
 import com.maddyhome.idea.vim.option.Options;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;

src/com/maddyhome/idea/vim/ex/handler/SourceHandler.java

@@ -21,6 +21,8 @@ package com.maddyhome.idea.vim.ex.handler;
 import com.intellij.openapi.actionSystem.DataContext;
 import com.intellij.openapi.editor.Editor;
 import com.maddyhome.idea.vim.ex.*;
+import com.maddyhome.idea.vim.ex.vimscript.VimScriptCommandHandler;
+import com.maddyhome.idea.vim.ex.vimscript.VimScriptParser;
 import org.jetbrains.annotations.NotNull;
 
 import java.io.File;

src/com/maddyhome/idea/vim/ex/vimscript/VimScriptCommandHandler.java

@@ -16,8 +16,10 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-package com.maddyhome.idea.vim.ex;
+package com.maddyhome.idea.vim.ex.vimscript;
 
+import com.maddyhome.idea.vim.ex.ExCommand;
+import com.maddyhome.idea.vim.ex.ExException;
 import org.jetbrains.annotations.NotNull;
 
 /**

src/com/maddyhome/idea/vim/ex/vimscript/VimScriptGlobalEnvironment.java

@@ -0,0 +1,45 @@
+/*
+ * IdeaVim - Vim emulator for IDEs based on the IntelliJ platform
+ * Copyright (C) 2003-2015 The IdeaVim authors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.maddyhome.idea.vim.ex.vimscript;
+
+import com.intellij.util.containers.hash.HashMap;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.Map;
+
+/**
+ * @author vlan
+ */
+public class VimScriptGlobalEnvironment {
+  private static final VimScriptGlobalEnvironment ourInstance = new VimScriptGlobalEnvironment();
+
+  private final Map<String, Object> myVariables = new HashMap<String, Object>();
+
+  private VimScriptGlobalEnvironment() {}
+
+  @NotNull
+  public static VimScriptGlobalEnvironment getInstance() {
+    return ourInstance;
+  }
+
+  @NotNull
+  public Map<String, Object> getVariables() {
+    return myVariables;
+  }
+}

src/com/maddyhome/idea/vim/ex/vimscript/VimScriptParser.java

@@ -16,8 +16,12 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-package com.maddyhome.idea.vim.ex;
+package com.maddyhome.idea.vim.ex.vimscript;
 
+import com.maddyhome.idea.vim.ex.CommandHandler;
+import com.maddyhome.idea.vim.ex.CommandParser;
+import com.maddyhome.idea.vim.ex.ExCommand;
+import com.maddyhome.idea.vim.ex.ExException;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
@@ -25,6 +29,8 @@ import java.io.BufferedReader;
 import java.io.File;
 import java.io.FileReader;
 import java.io.IOException;
+import java.util.Map;
+import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
 /**
@@ -34,6 +40,9 @@ public class VimScriptParser {
   public static final String[] VIMRC_FILES = {".ideavimrc", "_ideavimrc"};
   public static final int BUFSIZE = 4096;
   private static final Pattern EOL_SPLIT_PATTERN = Pattern.compile(" *(\r\n|\n)+ *");
+  private static final Pattern DOUBLE_QUOTED_STRING = Pattern.compile("\"([^\"]*)\"");
+  private static final Pattern SINGLE_QUOTED_STRING = Pattern.compile("'([^']*)'");
+  private static final Pattern REFERENCE_EXPR = Pattern.compile("([A-Za-z_][A-Za-z_0-9]*)");
 
   private VimScriptParser() {
   }
@@ -86,6 +95,42 @@ public class VimScriptParser {
     }
   }
 
+  @NotNull
+  public static Object evaluate(@NotNull String expression, @NotNull Map<String, Object> globals) throws ExException {
+    // This evaluator is very basic, no proper parsing whatsoever. It is here as the very first step necessary to
+    // support mapleader, VIM-650. See also VIM-669.
+    Matcher m;
+    m = DOUBLE_QUOTED_STRING.matcher(expression);
+    if (m.matches()) {
+      return m.group(1);
+    }
+    m = SINGLE_QUOTED_STRING.matcher(expression);
+    if (m.matches()) {
+      return m.group(1);
+    }
+    m = REFERENCE_EXPR.matcher(expression);
+    if (m.matches()) {
+      final String name = m.group(1);
+      final Object value = globals.get(name);
+      if (value != null) {
+        return value;
+      }
+      else {
+        throw new ExException(String.format("Undefined variable: %s", name));
+      }
+    }
+    throw new ExException(String.format("Invalid expression: %s", expression));
+  }
+
+  @NotNull
+  public static String expressionToString(@NotNull Object value) throws ExException {
+    // TODO: Return meaningful value representations
+    if (value instanceof String) {
+      return (String)value;
+    }
+    throw new ExException(String.format("Cannot convert '%s' to string", value));
+  }
+
   @NotNull
   private static String readFile(@NotNull File file) throws IOException {
     final BufferedReader reader = new BufferedReader(new FileReader(file));

src/com/maddyhome/idea/vim/group/ChangeGroup.java

@@ -17,7 +17,9 @@
  */
 package com.maddyhome.idea.vim.group;
 
+import com.google.common.base.Splitter;
 import com.google.common.collect.ImmutableSet;
+import com.google.common.collect.Lists;
 import com.intellij.openapi.actionSystem.ActionManager;
 import com.intellij.openapi.actionSystem.AnAction;
 import com.intellij.openapi.actionSystem.DataContext;
@@ -788,6 +790,9 @@ public class ChangeGroup {
     MotionGroup.moveCaret(editor, VimPlugin.getMotion().moveCaretToLineEnd(editor, startLine, true));
     for (int i = 1; i < count; i++) {
       int start = VimPlugin.getMotion().moveCaretToLineEnd(editor);
+      int trailingWhitespaceStart = VimPlugin.getMotion().moveCaretToLineEndSkipLeading(editor);
+      boolean hasTrailingWhitespace = start != trailingWhitespaceStart + 1;
+
       MotionGroup.moveCaret(editor, start);
       int offset;
       if (spaces) {
@@ -797,7 +802,7 @@ public class ChangeGroup {
         offset = VimPlugin.getMotion().moveCaretToLineStartOffset(editor);
       }
       deleteText(editor, new TextRange(editor.getCaretModel().getOffset(), offset), null);
-      if (spaces) {
+      if (spaces && !hasTrailingWhitespace) {
         insertText(editor, start, " ");
         MotionGroup.moveCaret(editor, VimPlugin.getMotion().moveCaretHorizontal(editor, -1, false));
       }
@@ -1290,18 +1295,14 @@ public class ChangeGroup {
       end = start;
       start = t;
     }
+    end = EditorHelper.normalizeOffset(editor, end);
 
     CharSequence chars = editor.getDocument().getCharsSequence();
+    StringBuilder sb = new StringBuilder();
     for (int i = start; i < end; i++) {
-      if (i >= chars.length()) {
+      sb.append(CharacterHelper.changeCase(chars.charAt(i), type));
-        break;
-      }
-
-      char ch = CharacterHelper.changeCase(chars.charAt(i), type);
-      if (ch != chars.charAt(i)) {
-        replaceText(editor, i, i + 1, Character.toString(ch));
-      }
     }
+    replaceText(editor, start, end, sb.toString());
   }
 
   public void autoIndentLines(@NotNull DataContext context) {
@@ -1345,12 +1346,6 @@ public class ChangeGroup {
 
     int sline = editor.offsetToLogicalPosition(range.getStartOffset()).line;
     int eline = editor.offsetToLogicalPosition(range.getEndOffset()).line;
-    int eoff = EditorHelper.getLineStartForOffset(editor, range.getEndOffset());
-    boolean elineIsEmpty = EditorHelper.getLineLength(editor, eline) == 0;
-    // Skip an empty ending line
-    if (eoff == range.getEndOffset() && elineIsEmpty) {
-      eline--;
-    }
 
     if (range.isMultiple()) {
       int col = editor.offsetToLogicalPosition(range.getStartOffset()).column;
@@ -1410,10 +1405,11 @@ public class ChangeGroup {
       // Shift non-blockwise selection
       for (int l = sline; l <= eline; l++) {
         int soff = EditorHelper.getLineStartOffset(editor, l);
+        int eoff = EditorHelper.getLineEndOffset(editor, l, true);
         int woff = VimPlugin.getMotion().moveCaretToLineStartSkipLeading(editor, l);
         int col = editor.offsetToVisualPosition(woff).column;
         int newCol = Math.max(0, col + dir * indentSize * count);
-        if (dir == 1 || col > 0) {
+        if (col > 0 || soff != eoff) {
           StringBuilder space = new StringBuilder();
           int tabCnt = 0;
           int spcCnt;
@@ -1550,7 +1546,7 @@ public class ChangeGroup {
   private boolean sortTextRange(@NotNull Editor editor, int start, int end,
                                 @NotNull Comparator<String> lineComparator) {
     final String selectedText = editor.getDocument().getText(new TextRangeInterval(start, end));
-    final List<String> lines = Arrays.asList(StringUtil.splitByLines(selectedText));
+    final List<String> lines = Lists.newArrayList(Splitter.on("\n").split(selectedText));
     if (lines.size() < 1) {
       return false;
     }

src/com/maddyhome/idea/vim/group/EditorGroup.java

@@ -87,7 +87,7 @@ public class EditorGroup {
       public void editorReleased(@NotNull EditorFactoryEvent event) {
         final Editor editor = event.getEditor();
         deinitLineNumbers(editor);
-        EditorData.uninitializeEditor(editor);
+        EditorData.unInitializeEditor(editor);
         VimPlugin.getKey().unregisterShortcutKeys(editor);
         editor.getSettings().setAnimatedScrolling(isAnimatedScrolling);
         editor.getSettings().setRefrainFromScrolling(isRefrainFromScrolling);
@@ -136,12 +136,27 @@ public class EditorGroup {
   }
 
   private void updateLineNumbers(@NotNull Editor editor) {
+    if (!EditorData.isFileEditor(editor)) {
+      return;
+    }
+
     final Options options = Options.getInstance();
     final boolean relativeLineNumber = options.isSet(Options.RELATIVE_NUMBER);
     final boolean lineNumber = options.isSet(Options.NUMBER);
 
     final EditorSettings settings = editor.getSettings();
-    settings.setLineNumbersShown(lineNumber && !relativeLineNumber);
+    final boolean showEditorLineNumbers = (EditorData.isLineNumbersShown(editor) || lineNumber) && !relativeLineNumber;
+
+    if (settings.isLineNumbersShown() ^ showEditorLineNumbers) {
+      // Update line numbers later since it may be called from a caret listener
+      // on the caret move and it may move the caret internally
+      ApplicationManager.getApplication().invokeLater(new Runnable() {
+        @Override
+        public void run() {
+          settings.setLineNumbersShown(showEditorLineNumbers);
+        }
+      });
+    }
 
     if (relativeLineNumber) {
       final EditorGutter gutter = editor.getGutter();

src/com/maddyhome/idea/vim/group/MotionGroup.java

@@ -25,6 +25,8 @@ import com.intellij.openapi.fileEditor.FileEditor;
 import com.intellij.openapi.fileEditor.FileEditorManagerAdapter;
 import com.intellij.openapi.fileEditor.FileEditorManagerEvent;
 import com.intellij.openapi.fileEditor.TextEditor;
+import com.intellij.openapi.fileEditor.impl.EditorTabbedContainer;
+import com.intellij.openapi.fileEditor.impl.EditorWindow;
 import com.intellij.openapi.vfs.LocalFileSystem;
 import com.intellij.openapi.vfs.VirtualFile;
 import com.maddyhome.idea.vim.EventFacade;
@@ -140,7 +142,7 @@ public class MotionGroup {
    */
   private void processMouseClick(@NotNull Editor editor, @NotNull MouseEvent event) {
     if (ExEntryPanel.getInstance().isActive()) {
-      ExEntryPanel.getInstance().deactivate();
+      ExEntryPanel.getInstance().deactivate(false);
     }
 
     ExOutputModel.getInstance(editor).clear();
@@ -203,7 +205,7 @@ public class MotionGroup {
    */
   private void processLineSelection(@NotNull Editor editor, boolean update) {
     if (ExEntryPanel.getInstance().isActive()) {
-      ExEntryPanel.getInstance().deactivate();
+      ExEntryPanel.getInstance().deactivate(false);
     }
 
     ExOutputModel.getInstance(editor).clear();
@@ -233,7 +235,7 @@ public class MotionGroup {
 
   private void processMouseReleased(@NotNull Editor editor, @NotNull CommandState.SubMode mode, int startOff, int endOff) {
     if (ExEntryPanel.getInstance().isActive()) {
-      ExEntryPanel.getInstance().deactivate();
+      ExEntryPanel.getInstance().deactivate(false);
     }
 
     ExOutputModel.getInstance(editor).clear();
@@ -1043,6 +1045,11 @@ public class MotionGroup {
     return EditorHelper.getLeadingCharacterOffset(editor, line);
   }
 
+  public int moveCaretToLineEndSkipLeading(@NotNull Editor editor) {
+    int logicalLine = editor.getCaretModel().getLogicalPosition().line;
+    return moveCaretToLineEndSkipLeading(editor, logicalLine);
+  }
+
   public int moveCaretToLineEndSkipLeading(@NotNull Editor editor, int line) {
     int start = EditorHelper.getLineStartOffset(editor, line);
     int end = EditorHelper.getLineEndOffset(editor, line, true);
@@ -1229,17 +1236,32 @@ public class MotionGroup {
     return false;
   }
 
-  public int moveCaretGotoPreviousTab(@NotNull Editor editor, @NotNull DataContext context) {
+  /**
-    final AnAction previousTab = ActionManager.getInstance().getAction("PreviousTab");
+   * If 'absolute' is true, then set tab index to 'value', otherwise add 'value' to tab index with wraparound.
-    final AnActionEvent e = new AnActionEvent(null, context, "", new Presentation(), ActionManager.getInstance(), 0);
+   */
-    previousTab.actionPerformed(e);
+   private void switchEditorTab(@Nullable EditorWindow editorWindow, int value, boolean absolute) {
+    if (editorWindow != null) {
+      final EditorTabbedContainer tabbedPane = editorWindow.getTabbedPane();
+      if (tabbedPane != null) {
+        if (absolute) {
+          tabbedPane.setSelectedIndex(value);
+        }
+        else {
+          int tabIndex = (value + tabbedPane.getSelectedIndex()) % tabbedPane.getTabCount();
+          tabbedPane.setSelectedIndex(tabIndex < 0 ? tabIndex + tabbedPane.getTabCount() : tabIndex);
+        }
+      }
+    }
+  }
+
+  public int moveCaretGotoPreviousTab(@NotNull Editor editor, @NotNull DataContext context, int rawCount) {
+    switchEditorTab(EditorWindow.DATA_KEY.getData(context), rawCount >= 1 ? -rawCount : -1, false);
     return editor.getCaretModel().getOffset();
   }
 
-  public int moveCaretGotoNextTab(@NotNull Editor editor, @NotNull DataContext context) {
+  public int moveCaretGotoNextTab(@NotNull Editor editor, @NotNull DataContext context, int rawCount) {
-    final AnAction nextTab = ActionManager.getInstance().getAction("NextTab");
+    final boolean absolute = rawCount >= 1;
-    final AnActionEvent e = new AnActionEvent(null, context, "", new Presentation(), ActionManager.getInstance(), 0);
+    switchEditorTab(EditorWindow.DATA_KEY.getData(context), absolute ? rawCount - 1 : 1, absolute);
-    nextTab.actionPerformed(e);
     return editor.getCaretModel().getOffset();
   }
 
@@ -1583,29 +1605,8 @@ public class MotionGroup {
 
   @NotNull
   public TextRange getVisualRange(@NotNull Editor editor) {
-    final TextRange res = new TextRange(editor.getSelectionModel().getBlockSelectionStarts(),
+    return new TextRange(editor.getSelectionModel().getBlockSelectionStarts(),
-                                        editor.getSelectionModel().getBlockSelectionEnds());
+                         editor.getSelectionModel().getBlockSelectionEnds());
-
-    final CommandState.SubMode subMode = CommandState.getInstance(editor).getSubMode();
-    if (subMode == CommandState.SubMode.VISUAL_BLOCK) {
-      final int[] ends = res.getEndOffsets();
-
-      // If the last left/right motion was the $ command, simulate each line being selected to end-of-line
-      if (EditorData.getLastColumn(editor) >= MotionGroup.LAST_COLUMN) {
-        final int[] starts = res.getStartOffsets();
-        for (int i = 0; i < starts.length; i++) {
-          if (ends[i] > starts[i]) {
-            ends[i] = EditorHelper.getLineEndForOffset(editor, starts[i]);
-          }
-        }
-      }
-      else {
-        for (int i = 0; i < ends.length; ++i) {
-          ends[i] = EditorHelper.normalizeOffset(editor, ends[i] + 1, false);
-        }
-      }
-    }
-    return res;
   }
 
   @NotNull
@@ -1613,6 +1614,10 @@ public class MotionGroup {
     return new TextRange(visualStart, visualEnd);
   }
 
+  public void updateSelection(@NotNull Editor editor) {
+    updateSelection(editor, visualEnd);
+  }
+
   private void updateSelection(@NotNull Editor editor, int offset) {
     visualEnd = offset;
     visualOffset = offset;
@@ -1643,9 +1648,28 @@ public class MotionGroup {
       editor.getSelectionModel().setSelection(start, end);
     }
     else if (subMode == CommandState.SubMode.VISUAL_BLOCK) {
-      final LogicalPosition lineStart = editor.offsetToLogicalPosition(start);
+      LogicalPosition blockStart = editor.offsetToLogicalPosition(start);
-      final LogicalPosition lineEnd = editor.offsetToLogicalPosition(end);
+      LogicalPosition blockEnd = editor.offsetToLogicalPosition(end);
-      editor.getSelectionModel().setBlockSelection(lineStart, lineEnd);
+      if (blockStart.column < blockEnd.column) {
+        blockEnd = new LogicalPosition(blockEnd.line, blockEnd.column + 1);
+      }
+      else {
+        blockStart = new LogicalPosition(blockStart.line, blockStart.column + 1);
+      }
+      editor.getSelectionModel().setBlockSelection(blockStart, blockEnd);
+
+      for (Caret caret : editor.getCaretModel().getAllCarets()) {
+        int line = caret.getLogicalPosition().line;
+        int lineEndOffset = EditorHelper.getLineEndOffset(editor, line, true);
+
+        if (EditorData.getLastColumn(editor) >= MotionGroup.LAST_COLUMN) {
+          caret.setSelection(caret.getSelectionStart(), lineEndOffset);
+        }
+        if (!EditorHelper.isLineEmpty(editor, line, false)) {
+          caret.moveToOffset(caret.getSelectionEnd() - 1);
+        }
+      }
+      editor.getCaretModel().moveToOffset(end);
     }
 
     VimPlugin.getMark().setVisualSelectionMarks(editor, new TextRange(start, end));
@@ -1700,7 +1724,7 @@ public class MotionGroup {
   public static class MotionEditorChange extends FileEditorManagerAdapter {
     public void selectionChanged(@NotNull FileEditorManagerEvent event) {
       if (ExEntryPanel.getInstance().isActive()) {
-        ExEntryPanel.getInstance().deactivate();
+        ExEntryPanel.getInstance().deactivate(false);
       }
       final FileEditor fileEditor = event.getOldEditor();
       if (fileEditor instanceof TextEditor) {
@@ -1728,7 +1752,6 @@ public class MotionGroup {
         for (Editor e : EditorFactory.getInstance().getEditors(editor.getDocument())) {
           if (!e.equals(editor)) {
             e.getSelectionModel().setSelection(newRange.getStartOffset(), newRange.getEndOffset());
-            e.getCaretModel().moveToOffset(editor.getCaretModel().getOffset());
           }
         }
       }

src/com/maddyhome/idea/vim/group/ProcessGroup.java

@@ -19,13 +19,8 @@
 package com.maddyhome.idea.vim.group;
 
 import com.intellij.openapi.actionSystem.DataContext;
-import com.intellij.openapi.actionSystem.PlatformDataKeys;
-import com.intellij.openapi.application.ApplicationManager;
 import com.intellij.openapi.diagnostic.Logger;
 import com.intellij.openapi.editor.Editor;
-import com.intellij.openapi.fileEditor.FileEditorManager;
-import com.intellij.openapi.project.Project;
-import com.intellij.openapi.vfs.VirtualFile;
 import com.intellij.util.text.CharSequenceReader;
 import com.maddyhome.idea.vim.KeyHandler;
 import com.maddyhome.idea.vim.VimPlugin;
@@ -35,7 +30,7 @@ import com.maddyhome.idea.vim.command.MappingMode;
 import com.maddyhome.idea.vim.common.TextRange;
 import com.maddyhome.idea.vim.ex.CommandParser;
 import com.maddyhome.idea.vim.ex.ExException;
-import com.maddyhome.idea.vim.helper.EditorData;
+import com.maddyhome.idea.vim.helper.UiHelper;
 import com.maddyhome.idea.vim.ui.ExEntryPanel;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
@@ -69,17 +64,7 @@ public class ProcessGroup {
 
   public String endSearchCommand(@NotNull final Editor editor, @NotNull DataContext context) {
     ExEntryPanel panel = ExEntryPanel.getInstance();
-    panel.deactivate();
+    panel.deactivate(true);
-
-    final Project project = PlatformDataKeys.PROJECT.getData(context); // API change - don't merge
-    SwingUtilities.invokeLater(new Runnable() {
-      public void run() {
-        VirtualFile vf = EditorData.getVirtualFile(editor);
-        if (!ApplicationManager.getApplication().isUnitTestMode() && project != null && vf != null) {
-          FileEditorManager.getInstance(project).openFile(vf, true);
-        }
-      }
-    });
 
     record(editor, panel.getText());
     return panel.getText();
@@ -103,7 +88,7 @@ public class ProcessGroup {
 
     ExEntryPanel panel = ExEntryPanel.getInstance();
     if (panel.isActive()) {
-      panel.requestFocus();
+      UiHelper.requestFocus(panel);
       panel.handleKey(stroke);
 
       return true;
@@ -117,7 +102,7 @@ public class ProcessGroup {
 
   public boolean processExEntry(@NotNull final Editor editor, @NotNull final DataContext context) {
     ExEntryPanel panel = ExEntryPanel.getInstance();
-    panel.deactivate();
+    panel.deactivate(true);
     boolean res = true;
     int flags = 0;
     try {
@@ -153,23 +138,6 @@ public class ProcessGroup {
       VimPlugin.indicateError();
       res = false;
     }
-    finally {
-      final int flg = flags;
-      final Project project = PlatformDataKeys.PROJECT.getData(context); // API change - don't merge
-      SwingUtilities.invokeLater(new Runnable() {
-        public void run() {
-          //editor.getContentComponent().requestFocus();
-          // Reopening the file was the only way I could solve the focus problem introduced in IDEA at
-          // version 1050.
-          if (!ApplicationManager.getApplication().isUnitTestMode() && (flg & CommandParser.RES_DONT_REOPEN) == 0) {
-            VirtualFile vf = EditorData.getVirtualFile(editor);
-            if (project != null && vf != null) {
-              FileEditorManager.getInstance(project).openFile(vf, true);
-            }
-          }
-        }
-      });
-    }
 
     return res;
   }
@@ -178,17 +146,7 @@ public class ProcessGroup {
     CommandState.getInstance(editor).popState();
     KeyHandler.getInstance().reset(editor);
     ExEntryPanel panel = ExEntryPanel.getInstance();
-    panel.deactivate();
+    panel.deactivate(true);
-    final Project project = PlatformDataKeys.PROJECT.getData(context); // API change - don't merge
-    SwingUtilities.invokeLater(new Runnable() {
-      public void run() {
-        //editor.getContentComponent().requestFocus();
-        VirtualFile vf = EditorData.getVirtualFile(editor);
-        if (project != null && vf != null) {
-          FileEditorManager.getInstance(project).openFile(vf, true);
-        }
-      }
-    });
 
     return true;
   }

src/com/maddyhome/idea/vim/group/SearchGroup.java

@@ -34,6 +34,7 @@ import com.intellij.openapi.project.Project;
 import com.intellij.openapi.project.ProjectManager;
 import com.maddyhome.idea.vim.VimPlugin;
 import com.maddyhome.idea.vim.command.Command;
+import com.maddyhome.idea.vim.command.CommandState;
 import com.maddyhome.idea.vim.command.SelectionType;
 import com.maddyhome.idea.vim.common.CharacterPosition;
 import com.maddyhome.idea.vim.common.TextRange;
@@ -93,6 +94,11 @@ public class SearchGroup {
   public boolean searchAndReplace(@NotNull Editor editor, @NotNull LineRange range, @NotNull String excmd, String exarg) {
     boolean res = true;
 
+    // Explicitly exit visual mode here, so that visual mode marks don't change when we move the cursor to a match.
+    if (CommandState.getInstance(editor).getMode() == CommandState.Mode.VISUAL) {
+      VimPlugin.getMotion().exitVisual(editor);
+    }
+
     CharPointer cmd = new CharPointer(new StringBuffer(exarg));
     //sub_nsubs = 0;
     //sub_nlines = 0;
@@ -375,6 +381,7 @@ public class SearchGroup {
             lastMatch = startoff;
             newpos = EditorHelper.offsetToCharacterPosition(editor, newend);
 
+            lnum += newpos.line - endpos.line;
             line2 += newpos.line - endpos.line;
           }
         }

src/com/maddyhome/idea/vim/helper/EditorData.java

@@ -25,11 +25,13 @@ import com.intellij.openapi.fileEditor.FileDocumentManager;
 import com.intellij.openapi.util.Key;
 import com.intellij.openapi.vfs.VirtualFile;
 import com.intellij.testFramework.LightVirtualFile;
+import com.maddyhome.idea.vim.VimPlugin;
 import com.maddyhome.idea.vim.command.CommandState;
 import com.maddyhome.idea.vim.command.SelectionType;
 import com.maddyhome.idea.vim.command.VisualChange;
 import com.maddyhome.idea.vim.common.TextRange;
 import com.maddyhome.idea.vim.ex.ExOutputModel;
+import com.maddyhome.idea.vim.group.MotionGroup;
 import com.maddyhome.idea.vim.ui.ExOutputPanel;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
@@ -57,7 +59,7 @@ public class EditorData {
    *
    * @param editor The editor to cleanup
    */
-  public static void uninitializeEditor(@NotNull Editor editor) {
+  public static void unInitializeEditor(@NotNull Editor editor) {
     if (logger.isDebugEnabled()) logger.debug("editor closed: " + editor);
     editor.putUserData(COMMAND_STATE, null);
     editor.putUserData(LAST_HIGHLIGHTS, null);
@@ -71,7 +73,7 @@ public class EditorData {
   /**
    * This gets the last column the cursor was in for the editor.
    *
-   * @param editor The editr to get the last column from
+   * @param editor The editor to get the last column from
    * @return Returns the last column as set by {@link #setLastColumn} or the current cursor column
    */
   public static int getLastColumn(@NotNull Editor editor) {
@@ -91,9 +93,16 @@ public class EditorData {
    * @param editor The editor
    */
   public static void setLastColumn(@NotNull Editor editor, int col) {
+    boolean previousWasDollar = getLastColumn(editor) >= MotionGroup.LAST_COLUMN;
+    boolean currentIsDollar = col >= MotionGroup.LAST_COLUMN;
+
     editor.putUserData(LAST_COLUMN, col);
     int t = getLastColumn(editor);
     if (logger.isDebugEnabled()) logger.debug("setLastColumn(" + col + ") is now " + t);
+
+    if (previousWasDollar != currentIsDollar && CommandState.inVisualBlockMode(editor)) {
+      VimPlugin.getMotion().updateSelection(editor);
+    }
   }
 
   @Nullable
@@ -276,8 +285,8 @@ public class EditorData {
       // coded such that two keys with the same name are treated as different keys - oh well.
       // This code will work as long as the key I need is the first one in the ConsoleViewImpl.
       Class cvi = Class.forName("com.intellij.execution.impl.ConsoleViewImpl");
-      Field[] flds = cvi.getDeclaredFields();
+      Field[] fields = cvi.getDeclaredFields();
-      for (Field f : flds) {
+      for (Field f : fields) {
         if (f.getType().equals(Key.class)) {
           f.setAccessible(true);
           CONSOLE_VIEW_IN_EDITOR_VIEW = (Key)f.get(null);
@@ -294,7 +303,7 @@ public class EditorData {
   }
 
   /**
-   * Checks if editor is file editor, also it takes into account that editor can be placed in editors hierarhy
+   * Checks if editor is file editor, also it takes into account that editor can be placed in editors hierarchy
    */
   public static boolean isFileEditor(@NotNull Editor editor){
     final VirtualFile virtualFile = EditorData.getVirtualFile(editor);

src/com/maddyhome/idea/vim/helper/PsiHelper.java

@@ -52,7 +52,7 @@ public class PsiHelper {
     StructureViewBuilder structureViewBuilder = LanguageStructureViewBuilder.INSTANCE.getStructureViewBuilder(file);
     if (!(structureViewBuilder instanceof TreeBasedStructureViewBuilder)) return -1;
     TreeBasedStructureViewBuilder builder = (TreeBasedStructureViewBuilder)structureViewBuilder;
-    StructureViewModel model = builder.createStructureViewModel();
+    StructureViewModel model = builder.createStructureViewModel(editor);
 
     TIntArrayList navigationOffsets = new TIntArrayList();
     addNavigationElements(model.getRoot(), navigationOffsets, isStart);
@@ -109,7 +109,7 @@ public class PsiHelper {
   }
 
   @Nullable
-  private static PsiFile getFile(@NotNull Editor editor) {
+  public static PsiFile getFile(@NotNull Editor editor) {
     VirtualFile vf = EditorData.getVirtualFile(editor);
     if (vf != null) {
       Project proj = editor.getProject();

src/com/maddyhome/idea/vim/helper/SearchHelper.java

@@ -18,9 +18,14 @@
 
 package com.maddyhome.idea.vim.helper;
 
+import com.intellij.lang.*;
 import com.intellij.openapi.diagnostic.Logger;
 import com.intellij.openapi.editor.Editor;
 import com.intellij.openapi.util.Pair;
+import com.intellij.psi.PsiComment;
+import com.intellij.psi.PsiElement;
+import com.intellij.psi.PsiFile;
+import com.intellij.psi.util.PsiTreeUtil;
 import com.maddyhome.idea.vim.common.TextRange;
 import com.maddyhome.idea.vim.option.ListOption;
 import com.maddyhome.idea.vim.option.OptionChangeEvent;
@@ -143,6 +148,42 @@ public class SearchHelper {
     return new TextRange(bstart, bend);
   }
 
+  private static int findMatchingBlockCommentPair(@NotNull PsiComment comment, int pos, @Nullable String prefix,
+                                                  @Nullable String suffix) {
+    if (prefix != null && suffix != null) {
+      final String commentText = comment.getText();
+      if (commentText.startsWith(prefix) && commentText.endsWith(suffix)) {
+        final int endOffset = comment.getTextOffset() + comment.getTextLength();
+        if (pos < comment.getTextOffset() + prefix.length()) {
+          return endOffset;
+        }
+        else if (pos >= endOffset - suffix.length()) {
+          return comment.getTextOffset();
+        }
+      }
+    }
+    return -1;
+  }
+
+  private static int findMatchingBlockCommentPair(@NotNull PsiElement element, int pos) {
+    final Language language = element.getLanguage();
+    final Commenter commenter = LanguageCommenters.INSTANCE.forLanguage(language);
+    final PsiComment comment = PsiTreeUtil.getParentOfType(element, PsiComment.class, false);
+    if (comment != null) {
+      final int ret = findMatchingBlockCommentPair(comment, pos, commenter.getBlockCommentPrefix(),
+                                                   commenter.getBlockCommentSuffix());
+      if (ret >= 0) {
+        return ret;
+      }
+      if (commenter instanceof CodeDocumentationAwareCommenter) {
+        final CodeDocumentationAwareCommenter docCommenter = (CodeDocumentationAwareCommenter)commenter;
+        return findMatchingBlockCommentPair(comment, pos, docCommenter.getDocumentationCommentPrefix(),
+                                            docCommenter.getDocumentationCommentSuffix());
+      }
+    }
+    return -1;
+  }
+
   /**
    * This looks on the current line, starting at the cursor position for one of {, }, (, ), [, or ]. It then searches
    * forward or backward, as appropriate for the associated match pair. String in double quotes are skipped over.
@@ -153,10 +194,16 @@ public class SearchHelper {
    *         were found on the remainder of the current line.
    */
   public static int findMatchingPairOnCurrentLine(@NotNull Editor editor) {
+    int pos = editor.getCaretModel().getOffset();
+
+    final int commentPos = findMatchingComment(editor, pos);
+    if (commentPos >= 0) {
+      return commentPos;
+    }
+
     int line = editor.getCaretModel().getLogicalPosition().line;
     int end = EditorHelper.getLineEndOffset(editor, line, true);
     CharSequence chars = editor.getDocument().getCharsSequence();
-    int pos = editor.getCaretModel().getOffset();
     int loc = -1;
     // Search the remainder of the current line for one of the candidate characters
     while (pos < end) {
@@ -182,6 +229,20 @@ public class SearchHelper {
     return res;
   }
 
+  /**
+   * If on the start/end of a block comment, jump to the matching of that comment, or vice versa.
+   */
+  private static int findMatchingComment(@NotNull Editor editor, int pos) {
+    final PsiFile psiFile = PsiHelper.getFile(editor);
+    if (psiFile != null) {
+      final PsiElement element = psiFile.findElementAt(pos);
+      if (element != null) {
+        return findMatchingBlockCommentPair(element, pos);
+      }
+    }
+    return -1;
+  }
+
   private static int findBlockLocation(@NotNull CharSequence chars, char found, char match, int dir, int pos, int cnt) {
     int res = -1;
     final int inCheckPos = dir < 0 && pos > 0 ? pos - 1 : pos;
@@ -235,7 +296,7 @@ public class SearchHelper {
 
     private final int value;
 
-    private Direction(int i) {
+    Direction(int i) {
       value = i;
     }
 

src/com/maddyhome/idea/vim/helper/StringHelper.java

@@ -21,6 +21,7 @@ package com.maddyhome.idea.vim.helper;
 import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.ImmutableSet;
 import com.intellij.openapi.util.text.StringUtil;
+import com.maddyhome.idea.vim.ex.vimscript.VimScriptGlobalEnvironment;
 import org.apache.commons.codec.binary.Base64;
 import org.jdom.Element;
 import org.jetbrains.annotations.NotNull;
@@ -44,6 +45,10 @@ public class StringHelper {
     .put("return", VK_ENTER)
     .put("ins", VK_INSERT)
     .put("insert", VK_INSERT)
+    .put("home", VK_HOME)
+    .put("end", VK_END)
+    .put("pageup", VK_PAGE_UP)
+    .put("pagedown", VK_PAGE_DOWN)
     .put("del", VK_DELETE)
     .put("delete", VK_DELETE)
     .put("esc", VK_ESCAPE)
@@ -70,9 +75,10 @@ public class StringHelper {
   private static final Map<Integer, String> VIM_KEY_VALUES = invertMap(VIM_KEY_NAMES);
 
   private static final Map<String, Character> VIM_TYPED_KEY_NAMES = ImmutableMap.<String, Character>builder()
-    .put("leader", '\\')
     .put("space", ' ')
     .put("bar", '|')
+    .put("bslash", '\\')
+    .put("lt", '<')
     .build();
 
   private static final Set<String> UPPERCASE_DISPLAY_KEY_NAMES = ImmutableSet.<String>builder()
@@ -121,7 +127,7 @@ public class StringHelper {
     return res;
   }
 
-  private static enum KeyParserState {
+  private enum KeyParserState {
     INIT,
     ESCAPE,
     SPECIAL,
@@ -183,8 +189,12 @@ public class StringHelper {
                 throw new IllegalArgumentException("<" + specialKeyName + "> is not supported");
               }
               if (!"nop".equals(lower)) {
+                final List<KeyStroke> leader = parseMapLeader(specialKeyName);
                 final KeyStroke specialKey = parseSpecialKey(specialKeyName, 0);
-                if (specialKey != null) {
+                if (leader != null) {
+                  result.addAll(leader);
+                }
+                else if (specialKey != null) {
                   result.add(specialKey);
                 }
                 else {
@@ -211,6 +221,20 @@ public class StringHelper {
     return result;
   }
 
+  @Nullable
+  private static List<KeyStroke> parseMapLeader(@NotNull String s) {
+    if ("leader".equals(s.toLowerCase())) {
+      final Object mapLeader = VimScriptGlobalEnvironment.getInstance().getVariables().get("mapleader");
+      if (mapLeader instanceof String) {
+        return stringToKeys((String)mapLeader);
+      }
+      else {
+        return stringToKeys("\\");
+      }
+    }
+    return null;
+  }
+
   private static boolean isControlCharacter(char c) {
     return c < '\u0020';
   }

src/com/maddyhome/idea/vim/helper/UiHelper.java

@@ -18,10 +18,13 @@
 
 package com.maddyhome.idea.vim.helper;
 
+import com.intellij.openapi.application.Application;
+import com.intellij.openapi.application.ApplicationManager;
 import com.intellij.openapi.editor.colors.EditorColorsManager;
 import com.intellij.openapi.editor.colors.EditorColorsScheme;
 import org.jetbrains.annotations.NotNull;
 
+import javax.swing.*;
 import java.awt.*;
 
 /**
@@ -31,10 +34,28 @@ public class UiHelper {
   private UiHelper() {
   }
 
-
   @NotNull
   public static Font getEditorFont() {
     final EditorColorsScheme scheme = EditorColorsManager.getInstance().getGlobalScheme();
     return new Font(scheme.getEditorFontName(), Font.PLAIN, scheme.getEditorFontSize());
   }
+
+  /**
+   * Get focus reliably.
+   */
+  public static void requestFocus(@NotNull final JComponent component) {
+    final Application application = ApplicationManager.getApplication();
+    // XXX: This workaround is required at least for Oracle Java 6
+    application.invokeLater(new Runnable() {
+      @Override
+      public void run() {
+        application.invokeLater(new Runnable() {
+          @Override
+          public void run() {
+            component.requestFocus();
+          }
+        });
+      }
+    });
+  }
 }

src/com/maddyhome/idea/vim/regexp/CharPointer.java

@@ -273,45 +273,39 @@ public class CharPointer {
 
   @Nullable
   public CharPointer strchr(char c) {
-    if (end()) {
+    if (seq == null || end()) {
       return null;
     }
 
-    int len = seq.length();
+    final int len = seq.length();
     for (int i = pointer; i < len; i++) {
-      if (seq.charAt(i) == c) {
+      final char ch = seq.charAt(i);
+      if (ch == '\u0000') {
+        return null;
+      }
+      if (ch == c) {
         return ref(i - pointer);
       }
     }
 
     return null;
-
-    /*
-    String str = seq.subSequence(pointer, pointer + strlen()).toString();
-    int pos = str.indexOf(c);
-    if (pos != -1)
-    {
-        return ref(pos);
-    }
-    else
-    {
-        return null;
-    }
-    */
   }
 
   @Nullable
   public CharPointer istrchr(char c) {
-    if (end()) {
+    if (seq == null || end()) {
       return null;
     }
 
-    int len = seq.length();
+    final int len = seq.length();
-    char cc = Character.toUpperCase(c);
+    final char cc = Character.toUpperCase(c);
     c = Character.toLowerCase(c);
 
     for (int i = pointer; i < len; i++) {
-      char ch = seq.charAt(i);
+      final char ch = seq.charAt(i);
+      if (ch == '\u0000') {
+        return null;
+      }
       if (ch == c || ch == cc) {
         return ref(i - pointer);
       }
@@ -329,11 +323,7 @@ public class CharPointer {
   }
 
   public boolean end(int offset) {
-    if (seq == null) {
+    return seq == null || pointer + offset >= seq.length();
-      return true;
-    }
-
-    return pointer + offset >= seq.length();
   }
 
   public int OP() {

src/com/maddyhome/idea/vim/regexp/RegExp.java

@@ -3051,7 +3051,7 @@ public class RegExp {
                 if (--count < minval) {
                   break;
                 }
-                if (reginput == regline) {
+                if (reginput.equals(regline)) {
                   /* backup to last char of previous line */
                   --reglnum;
                   regline = reg_getline(reglnum);
@@ -3132,7 +3132,7 @@ public class RegExp {
           case BEHIND:
           case NOBEHIND: {
             regsave_T save_after = new regsave_T(), save_start = new regsave_T();
-            regsave_T save_behind_pos = new regsave_T();
+            regsave_T save_behind_pos;
             boolean needmatch = (op == BEHIND);
 
             /*
@@ -3153,8 +3153,8 @@ public class RegExp {
                                  * line (for multi-line matching).
                                  * Set behind_pos to where the match should end, BHPOS
                                  * will match it. */
-              save_behind_pos = behind_pos;
+              save_behind_pos = behind_pos == null ? null : new regsave_T(behind_pos);
-              behind_pos = save_start;
+              behind_pos = new regsave_T(save_start);
               while (true) {
                 reg_restore(save_start);
                 if (regmatch(scan.OPERAND()) && reg_save_equal(behind_pos)) {
@@ -3676,9 +3676,9 @@ public class RegExp {
      */
   private boolean reg_save_equal(@NotNull regsave_T save) {
     if (reg_match == null) {
-      return reglnum == save.pos.lnum && reginput == regline.ref(save.pos.col);
+      return reglnum == save.pos.lnum && reginput.equals(regline.ref(save.pos.col));
     }
-    return reginput == save.ptr;
+    return reginput.equals(save.ptr);
   }
 
   /*
@@ -4694,6 +4694,14 @@ public class RegExp {
   private static class regsave_T {
     CharPointer ptr;   /* reginput pointer, for single-line regexp */
     @NotNull lpos_T pos = new lpos_T();    /* reginput pos, for multi-line regexp */
+
+    public regsave_T() {
+    }
+
+    public regsave_T(regsave_T rhs) {
+      ptr = rhs.ptr == null ? null : new CharPointer("").assign(rhs.ptr);
+      pos = new lpos_T(rhs.pos);
+    }
   }
 
   /* struct to save start/end pointer/position in for \(\) */

src/com/maddyhome/idea/vim/ui/ExEntryPanel.java

@@ -30,7 +30,6 @@ import javax.swing.*;
 import java.awt.*;
 import java.awt.event.ComponentAdapter;
 import java.awt.event.ComponentEvent;
-import java.awt.event.KeyEvent;
 
 /**
  * This is used to enter ex commands such as searches and "colon" commands
@@ -88,7 +87,7 @@ public class ExEntryPanel extends JPanel {
   /**
    * Turns on the ex entry field for the given editor
    *
-   * @param editor   The editor to use for dislay
+   * @param editor   The editor to use for display
    * @param context  The data context
    * @param label    The label for the ex entry (i.e. :, /, or ?)
    * @param initText The initial text for the entry
@@ -146,22 +145,20 @@ public class ExEntryPanel extends JPanel {
     entry.handleKey(stroke);
   }
 
-  public void processKey(KeyEvent event) {
-    entry.processKeyEvent(event);
-  }
-
   private void positionPanel() {
     if (parent == null) return;
 
     Container scroll = SwingUtilities.getAncestorOfClass(JScrollPane.class, parent);
     int height = (int)getPreferredSize().getHeight();
-    Rectangle bounds = scroll.getBounds();
+    if (scroll != null) {
-    bounds.translate(0, scroll.getHeight() - height);
+      Rectangle bounds = scroll.getBounds();
-    bounds.height = height;
+      bounds.translate(0, scroll.getHeight() - height);
-    Point pos = SwingUtilities.convertPoint(scroll.getParent(), bounds.getLocation(), oldGlass);
+      bounds.height = height;
-    bounds.setLocation(pos);
+      Point pos = SwingUtilities.convertPoint(scroll.getParent(), bounds.getLocation(), oldGlass);
-    setBounds(bounds);
+      bounds.setLocation(pos);
-    repaint();
+      setBounds(bounds);
+      repaint();
+    }
   }
 
   /**
@@ -179,14 +176,17 @@ public class ExEntryPanel extends JPanel {
   }
 
   /**
-   * Turns off the ex entry field and puts the focus back to the original component
+   * Turns off the ex entry field and optionally puts the focus back to the original component
-   *
    */
-  public void deactivate() {
+  public void deactivate(boolean refocusOwningEditor) {
     logger.info("deactivate");
     if (!active) return;
     active = false;
     if (!ApplicationManager.getApplication().isUnitTestMode()) {
+      if (refocusOwningEditor && parent != null) {
+        UiHelper.requestFocus(parent);
+      }
+
       oldGlass.removeComponentListener(adapter);
       oldGlass.setVisible(false);
       oldGlass.remove(this);

src/com/maddyhome/idea/vim/ui/ExOutputPanel.java

@@ -19,9 +19,7 @@
 package com.maddyhome.idea.vim.ui;
 
 import com.intellij.openapi.editor.Editor;
-import com.intellij.openapi.fileEditor.FileEditorManager;
 import com.intellij.openapi.project.Project;
-import com.intellij.openapi.vfs.VirtualFile;
 import com.intellij.ui.components.JBScrollPane;
 import com.maddyhome.idea.vim.VimPlugin;
 import com.maddyhome.idea.vim.helper.EditorData;
@@ -113,22 +111,20 @@ public class ExOutputPanel extends JPanel {
     myText.setText(data);
     myText.setCaretPosition(0);
     if (data.length() > 0) {
-      SwingUtilities.invokeLater(new Runnable() {
+      activate();
-        @Override
-        public void run() {
-          activate();
-        }
-      });
     }
   }
 
   /**
-   * Turns off the ex entry field and puts the focus back to the original component
+   * Turns off the ex entry field and optionally puts the focus back to the original component
    */
-  public void deactivate() {
+  public void deactivate(boolean refocusOwningEditor) {
     if (!myActive) return;
     myActive = false;
     myText.setText("");
+    if (refocusOwningEditor) {
+      UiHelper.requestFocus(myEditor.getContentComponent());
+    }
     if (myOldGlass != null) {
       myOldGlass.removeComponentListener(myAdapter);
       myOldGlass.setVisible(false);
@@ -136,7 +132,6 @@ public class ExOutputPanel extends JPanel {
       myOldGlass.setOpaque(myWasOpaque);
       myOldGlass.setLayout(myOldLayout);
     }
-    myEditor.getContentComponent().requestFocus();
   }
 
   /**
@@ -160,17 +155,9 @@ public class ExOutputPanel extends JPanel {
     if (myOldGlass != null) {
       myOldGlass.setVisible(true);
     }
-    myActive = true;
 
-    SwingUtilities.invokeLater(new Runnable() {
+    myActive = true;
-      public void run() {
+    UiHelper.requestFocus(myText);
-        SwingUtilities.invokeLater(new Runnable() {
-          public void run() {
-            myText.requestFocus();
-          }
-        });
-      }
-    });
   }
 
   private void setFontForElements() {
@@ -277,11 +264,7 @@ public class ExOutputPanel extends JPanel {
   private void close(@Nullable final KeyEvent e) {
     SwingUtilities.invokeLater(new Runnable() {
       public void run() {
-        deactivate();
+        deactivate(true);
-        final VirtualFile vf = EditorData.getVirtualFile(myEditor);
-        if (vf != null) {
-          FileEditorManager.getInstance(myEditor.getProject()).openFile(vf, true);
-        }
 
         final Project project = myEditor.getProject();
 

test/org/jetbrains/plugins/ideavim/VimTestCase.java

@@ -1,6 +1,7 @@
 package org.jetbrains.plugins.ideavim;
 
 import com.intellij.ide.highlighter.JavaFileType;
+import com.intellij.ide.highlighter.XmlFileType;
 import com.intellij.openapi.application.PathManager;
 import com.intellij.openapi.editor.Caret;
 import com.intellij.openapi.editor.Editor;
@@ -18,6 +19,7 @@ import com.maddyhome.idea.vim.KeyHandler;
 import com.maddyhome.idea.vim.VimPlugin;
 import com.maddyhome.idea.vim.command.CommandState;
 import com.maddyhome.idea.vim.ex.ExOutputModel;
+import com.maddyhome.idea.vim.ex.vimscript.VimScriptGlobalEnvironment;
 import com.maddyhome.idea.vim.helper.EditorDataContext;
 import com.maddyhome.idea.vim.helper.RunnableHelper;
 import com.maddyhome.idea.vim.helper.StringHelper;
@@ -68,7 +70,8 @@ public abstract class VimTestCase extends UsefulTestCase {
   protected void tearDown() throws Exception {
     myFixture.tearDown();
     myFixture = null;
-    ExEntryPanel.getInstance().deactivate();
+    ExEntryPanel.getInstance().deactivate(false);
+    VimScriptGlobalEnvironment.getInstance().getVariables().clear();
     super.tearDown();
   }
 
@@ -90,6 +93,12 @@ public abstract class VimTestCase extends UsefulTestCase {
     return myFixture.getEditor();
   }
 
+  @NotNull
+  protected Editor configureByXmlText(@NotNull String content) {
+    myFixture.configureByText(XmlFileType.INSTANCE, content);
+    return myFixture.getEditor();
+  }
+
   @NotNull
   protected Editor typeText(@NotNull final List<KeyStroke> keys) {
     final Editor editor = myFixture.getEditor();
@@ -149,4 +158,21 @@ public abstract class VimTestCase extends UsefulTestCase {
   public void assertPluginError(boolean isError) {
     assertEquals(isError, VimPlugin.isError());
   }
+
+  public void doTest(final List<KeyStroke> keys, String before, String after) {
+    myFixture.configureByText(PlainTextFileType.INSTANCE, before);
+    final Editor editor = myFixture.getEditor();
+    final KeyHandler keyHandler = KeyHandler.getInstance();
+    final EditorDataContext dataContext = new EditorDataContext(editor);
+    final Project project = myFixture.getProject();
+    RunnableHelper.runWriteCommand(project, new Runnable() {
+      @Override
+      public void run() {
+        for (KeyStroke key : keys) {
+          keyHandler.handleKey(editor, key, dataContext);
+        }
+      }
+    }, null, null);
+    myFixture.checkResult(after);
+  }
 }

test/org/jetbrains/plugins/ideavim/action/ChangeActionTest.java

@@ -1,17 +1,8 @@
 package org.jetbrains.plugins.ideavim.action;
 
-import com.intellij.openapi.editor.Editor;
-import com.intellij.openapi.fileTypes.PlainTextFileType;
-import com.intellij.openapi.project.Project;
-import com.maddyhome.idea.vim.KeyHandler;
 import com.maddyhome.idea.vim.VimPlugin;
-import com.maddyhome.idea.vim.helper.EditorDataContext;
-import com.maddyhome.idea.vim.helper.RunnableHelper;
 import org.jetbrains.plugins.ideavim.VimTestCase;
 
-import javax.swing.*;
-import java.util.List;
-
 import static com.maddyhome.idea.vim.helper.StringHelper.parseKeys;
 import static com.maddyhome.idea.vim.helper.StringHelper.stringToKeys;
 
@@ -70,6 +61,30 @@ public class ChangeActionTest extends VimTestCase {
            "hello worLD\n");
   }
 
+  public void testToggleCaseMotion() {
+    doTest(parseKeys("g~w"), "<caret>FooBar Baz\n", "fOObAR Baz\n");
+  }
+
+  public void testChangeUpperCase() {
+    doTest(parseKeys("gUw"), "<caret>FooBar Baz\n", "FOOBAR Baz\n");
+  }
+
+  public void testChangeLowerCase() {
+    doTest(parseKeys("guw"), "<caret>FooBar Baz\n", "foobar Baz\n");
+  }
+
+  public void testToggleCaseVisual() {
+    doTest(parseKeys("ve~"), "<caret>FooBar Baz\n", "fOObAR Baz\n");
+  }
+
+  public void testChangeUpperCaseVisual() {
+    doTest(parseKeys("veU"), "<caret>FooBar Baz\n", "FOOBAR Baz\n");
+  }
+
+  public void testChangeLowerCaseVisual() {
+    doTest(parseKeys("veu"), "<caret>FooBar Baz\n", "foobar Baz\n");
+  }
+
   // VIM-85 |i| |gi| |gg|
   public void testInsertAtPreviousAction() {
     doTest(parseKeys("i", "hello", "<Esc>", "gg", "gi", " world! "), "one\n" +
@@ -273,6 +288,198 @@ public class ChangeActionTest extends VimTestCase {
            "quux\n");
   }
 
+  public void testDeleteJoinLinesSpaces() {
+    doTest(parseKeys("3J"),
+           "    a<caret> 1\n" +
+           "    b 2\n" +
+           "    c 3\n" +
+           "quux\n",
+           "    a 1 b 2 c 3\n" +
+           "quux\n");
+  }
+
+  public void testDeleteJoinLines() {
+    doTest(parseKeys("3gJ"),
+           "    a<caret> 1\n" +
+           "    b 2\n" +
+           "    c 3\n" +
+           "quux\n",
+           "    a 1    b 2    c 3\n" +
+           "quux\n");
+  }
+
+  public void testDeleteJoinLinesWithTrailingSpaceThenEmptyLine() {
+    doTest(parseKeys("3J"),
+           "foo \n" +
+           "\n" +
+           "bar",
+           "foo bar");
+  }
+
+  public void testDeleteJoinLinesWithTwoTrailingSpaces() {
+    doTest(parseKeys("J"),
+           "foo  \n" +
+           "bar",
+           "foo  bar");
+  }
+
+  public void testDeleteJoinVisualLinesSpaces() {
+    doTest(parseKeys("v2jJ"),
+           "    a<caret> 1\n" +
+           "    b 2\n" +
+           "    c 3\n" +
+           "quux\n",
+           "    a 1 b 2 c 3\n" +
+           "quux\n");
+  }
+
+  public void testDeleteJoinVisualLines() {
+    doTest(parseKeys("v2jgJ"),
+           "    a<caret> 1\n" +
+           "    b 2\n" +
+           "    c 3\n" +
+           "quux\n",
+           "    a 1    b 2    c 3\n" +
+           "quux\n");
+  }
+
+  public void testDeleteCharVisualBlockOnLastCharOfLine() {
+    doTest(parseKeys("<C-V>", "x"),
+           "fo<caret>o\n",
+           "fo\n");
+  }
+
+  public void testDeleteCharVisualBlockOnEmptyLinesDoesntDeleteAnything() {
+    doTest(parseKeys("<C-V>", "j", "x"),
+           "\n\n",
+           "\n\n");
+  }
+
+  // VIM-781 |CTRL-V| |j|
+  public void testDeleteCharVisualBlockWithEmptyLineInTheMiddle() {
+    doTest(parseKeys("l", "<C-V>", "jj", "x"),
+           "foo\n" +
+           "\n" +
+           "bar\n",
+           "fo\n" +
+           "\n" +
+           "br\n");
+  }
+
+  // VIM-781 |CTRL-V| |j|
+  public void testDeleteCharVisualBlockWithShorterLineInTheMiddle() {
+    doTest(parseKeys("l", "<C-V>", "jj", "x"),
+           "foo\n" +
+           "x\n" +
+           "bar\n",
+           "fo\n" +
+           "x\n" +
+           "br\n");
+  }
+
+  // VIM-845 |CTRL-V| |x|
+  public void testDeleteVisualBlockOneCharWide() {
+    configureByText("foo\n" +
+                    "bar\n");
+    typeText(parseKeys("<C-V>", "j", "x"));
+    myFixture.checkResult("oo\n" +
+                          "ar\n");
+  }
+
+  // |r|
+  public void testReplaceOneChar() {
+    doTest(parseKeys("rx"),
+           "b<caret>ar\n",
+           "b<caret>xr\n");
+  }
+
+  // |r|
+  public void testReplaceMultipleCharsWithCount() {
+    doTest(parseKeys("3rX"),
+           "fo<caret>obar\n",
+           "fo<caret>XXXr\n");
+  }
+
+  // |r|
+  public void testReplaceMultipleCharsWithCountPastEndOfLine() {
+    doTest(parseKeys("6rX"),
+           "fo<caret>obar\n",
+           "fo<caret>obar\n");
+  }
+
+  // |r|
+  public void testReplaceMultipleCharsWithVisual() {
+    doTest(parseKeys("v", "ll", "j", "rZ"),
+           "fo<caret>obar\n" +
+           "foobaz\n",
+           "foZZZZ\n" +
+           "ZZZZZz\n");
+  }
+
+  // |r|
+  public void testReplaceOneCharWithNewline() {
+    doTest(parseKeys("r<Enter>"),
+           "    fo<caret>obar\n" +
+           "foobaz\n",
+           "    fo\n" +
+           "    bar\n" +
+           "foobaz\n");
+  }
+
+  // |r|
+  public void testReplaceCharWithNewlineAndCountAddsOnlySingleNewline() {
+    doTest(parseKeys("3r<Enter>"),
+           "    fo<caret>obar\n" +
+           "foobaz\n",
+           "    fo\n" +
+           "    r\n" +
+           "foobaz\n");
+  }
+
+  // |s|
+  public void testReplaceOneCharWithText() {
+    doTest(parseKeys("sxy<Esc>"),
+           "b<caret>ar\n",
+           "bx<caret>yr\n");
+  }
+
+  // |s|
+  public void testReplaceMultipleCharsWithTextWithCount() {
+    doTest(parseKeys("3sxy<Esc>"),
+           "fo<caret>obar\n",
+           "fox<caret>yr\n");
+  }
+
+  // |s|
+  public void testReplaceMultipleCharsWithTextWithCountPastEndOfLine() {
+    doTest(parseKeys("99sxyz<Esc>"),
+           "foo<caret>bar\n" +
+           "biff\n",
+           "fooxy<caret>z\n" +
+           "biff\n");
+  }
+
+  // |R|
+  public void testReplaceMode() {
+    doTest(parseKeys("Rbaz<Esc>"),
+           "foo<caret>bar\n",
+           "fooba<caret>z\n");
+  }
+
+  // |R| |i_<Insert>|
+  public void testReplaceModeSwitchToInsertModeAndBack() {
+    doTest(parseKeys("RXXX<Ins>YYY<Ins>ZZZ<Esc>"),
+           "aaa<caret>bbbcccddd\n",
+           "aaaXXXYYYZZ<caret>Zddd\n");
+  }
+
+  // |i| |i_<Insert>|
+  public void testInsertModeSwitchToReplaceModeAndBack() {
+    doTest(parseKeys("iXXX<Ins>YYY<Ins>ZZZ<Esc>"),
+           "aaa<caret>bbbcccddd\n",
+           "aaaXXXYYYZZ<caret>Zcccddd\n");
+  }
+
   // VIM-511 |.|
   public void testRepeatWithBackspaces() {
     doTest(parseKeys("ce", "foo", "<BS><BS><BS>", "foo", "<Esc>", "j0", "."),
@@ -329,21 +536,4 @@ public class ChangeActionTest extends VimTestCase {
                           "    }\n" +
                           "}\n");
   }
-
-  private void doTest(final List<KeyStroke> keys, String before, String after) {
-    myFixture.configureByText(PlainTextFileType.INSTANCE, before);
-    final Editor editor = myFixture.getEditor();
-    final KeyHandler keyHandler = KeyHandler.getInstance();
-    final EditorDataContext dataContext = new EditorDataContext(editor);
-    final Project project = myFixture.getProject();
-    RunnableHelper.runWriteCommand(project, new Runnable() {
-      @Override
-      public void run() {
-        for (KeyStroke key : keys) {
-          keyHandler.handleKey(editor, key, dataContext);
-        }
-      }
-    }, null, null);
-    myFixture.checkResult(after);
-  }
 }

test/org/jetbrains/plugins/ideavim/action/ChangeNumberActionTest.java

@@ -0,0 +1,122 @@
+package org.jetbrains.plugins.ideavim.action;
+
+import org.jetbrains.plugins.ideavim.VimTestCase;
+
+import static com.maddyhome.idea.vim.helper.StringHelper.parseKeys;
+
+/**
+ * @author Tuomas Tynkkynen
+ */
+public class ChangeNumberActionTest extends VimTestCase {
+  public void testIncrementDecimalZero() {
+    doTest(parseKeys("<C-A>"), "0", "1");
+  }
+
+  public void testIncrementHexZero() {
+    doTest(parseKeys("<C-A>"), "0x0", "0x1");
+  }
+
+  public void testDecrementZero() {
+    doTest(parseKeys("<C-X>"), "0", "-1");
+  }
+
+  public void testIncrementDecimal() {
+    doTest(parseKeys("<C-A>"), "199", "200");
+  }
+
+  public void testDecrementDecimal() {
+    doTest(parseKeys("<C-X>"), "1000", "999");
+  }
+
+  public void testIncrementOctal() {
+    doTest(parseKeys("<C-A>"), "0477", "0500");
+  }
+
+  public void testDecrementOctal() {
+    doTest(parseKeys("<C-X>"), "010", "007");
+  }
+
+  public void testIncrementHex() {
+    doTest(parseKeys("<C-A>"), "0xff", "0x100");
+  }
+
+  public void testDecrementHex() {
+    doTest(parseKeys("<C-X>"), "0xa100", "0xa0ff");
+  }
+
+  public void testIncrementNegativeDecimal() {
+    doTest(parseKeys("<C-A>"), "-199", "-198");
+  }
+
+  public void testDecrementNegativeDecimal() {
+    doTest(parseKeys("<C-X>"), "-1000", "-1001");
+  }
+
+  public void testIncrementNegativeOctal() {
+    doTest(parseKeys("<C-A>"), "-0477", "-0500");
+  }
+
+  public void testDecrementNegativeOctal() {
+    doTest(parseKeys("<C-X>"), "-010", "-007");
+  }
+
+  public void testIncrementNegativeHex() {
+    doTest(parseKeys("<C-A>"), "-0xff", "-0x100");
+  }
+
+  public void testDecrementNegativeHex() {
+    doTest(parseKeys("<C-X>"), "-0xa100", "-0xa0ff");
+  }
+
+  public void testIncrementWithCount() {
+    doTest(parseKeys("123<C-A>"), "456", "579");
+  }
+
+  public void testDecrementWithCount() {
+    doTest(parseKeys("200<C-X>"), "100", "-100");
+  }
+
+  public void testIncrementAlphaWithoutNumberFormatAlpha() {
+    doTest(parseKeys("<C-A>"), "foo", "foo");
+  }
+
+  public void testIncrementAlphaWithNumberFormatAlpha() {
+    doTest(parseKeys(":set nf=alpha<Enter>", "<C-A>"), "foo", "goo");
+  }
+
+  public void testIncrementZWithNumberFormatAlpha() {
+    doTest(parseKeys(":set nf=alpha<Enter>", "<C-A>"), "zzz", "zzz");
+  }
+
+  public void testIncrementXInHexNumberWithNumberFormatAlphaButNotHex() {
+    doTest(parseKeys(":set nf=alpha<Enter>", "<C-A>"), "0<caret>x1", "0y1");
+  }
+
+  public void testIncrementXInHexNumberWithNumberFormatHexAlpha() {
+    doTest(parseKeys(":set nf=alpha,hex<Enter>", "<C-A>"), "0<caret>x1", "0x2");
+  }
+
+  public void testIncrementHexNumberWithoutNumberFormatHex() {
+    doTest(parseKeys(":set nf=octal<Enter>", "<C-A>"), "0x42", "1x42");
+  }
+
+  public void testIncrementOctalNumberWithoutNumberFormatOctal() {
+    doTest(parseKeys(":set nf=hex<Enter>", "<C-A>"), "077", "078");
+  }
+
+  public void testIncrementNegativeOctalNumberWithoutNumberFormatOctal() {
+    doTest(parseKeys(":set nf=hex<Enter>", "<C-A>"), "-077", "-076");
+  }
+
+  public void testIncrementHexPreservesCaseOfX() {
+    doTest(parseKeys("<C-A>"), "0X88", "0X89");
+  }
+
+  public void testIncrementHexTakesCaseFromLastLetter() {
+    doTest(parseKeys("<C-A>"), "0xaB0", "0xAB1");
+  }
+
+  public void testIncrementLocatesNumberOnTheSameLine() {
+    doTest(parseKeys("<C-A>"), "foo ->* bar 123\n", "foo ->* bar 12<caret>4\n");
+  }
+}

test/org/jetbrains/plugins/ideavim/action/MarkTest.java

@@ -0,0 +1,118 @@
+package org.jetbrains.plugins.ideavim.action;
+
+import com.maddyhome.idea.vim.VimPlugin;
+import com.maddyhome.idea.vim.common.Mark;
+import org.jetbrains.plugins.ideavim.VimTestCase;
+
+import static com.maddyhome.idea.vim.helper.StringHelper.parseKeys;
+
+/**
+ * @author Tuomas Tynkkynen
+ */
+public class MarkTest extends VimTestCase {
+  // |m|
+  public void testLocalMark() {
+    typeTextInFile(parseKeys("ma"), "    foo\n" +
+                                    "    ba<caret>r\n" +
+                                    "    baz\n");
+    Mark mark = VimPlugin.getMark().getMark(myFixture.getEditor(), 'a');
+    assertNotNull(mark);
+    assertEquals(1, mark.getLogicalLine());
+    assertEquals(6, mark.getCol());
+  }
+
+  // |m|
+  public void testGlobalMark() {
+    typeTextInFile(parseKeys("mG"), "    foo\n" +
+                                    "    ba<caret>r\n" +
+                                    "    baz\n");
+    Mark mark = VimPlugin.getMark().getMark(myFixture.getEditor(), 'G');
+    assertNotNull(mark);
+    assertEquals(1, mark.getLogicalLine());
+    assertEquals(6, mark.getCol());
+  }
+
+  // |m|
+  public void testMarkIsDeletedWhenLineIsDeleted() {
+    typeTextInFile(parseKeys("mx", "dd"), "    foo\n" +
+                                          "    ba<caret>r\n" +
+                                          "    baz\n");
+    Mark mark = VimPlugin.getMark().getMark(myFixture.getEditor(), 'x');
+    assertNull(mark);
+  }
+
+  // |m|
+  public void testMarkIsMovedUpWhenLinesAreDeletedAbove() {
+    typeTextInFile(parseKeys("mx", "2k", "2dd"), "    foo\n" +
+                                                 "    ba<r\n" +
+                                                 "    ba<caret>z\n");
+    Mark mark = VimPlugin.getMark().getMark(myFixture.getEditor(), 'x');
+    assertNotNull(mark);
+    assertEquals(0, mark.getLogicalLine());
+    assertEquals(6, mark.getCol());
+  }
+
+  // |m|
+  public void testMarkIsMovedDownWhenLinesAreInsertedAbove() {
+    typeTextInFile(parseKeys("mY", "Obiff"), "    foo\n" +
+                                             "    ba<caret>r\n" +
+                                             "    baz\n");
+    Mark mark = VimPlugin.getMark().getMark(myFixture.getEditor(), 'Y');
+    assertNotNull(mark);
+    assertEquals(2, mark.getLogicalLine());
+    assertEquals(6, mark.getCol());
+  }
+
+  // |m| |`|
+  public void testMarkAndJumpToMark() {
+    typeTextInFile(parseKeys("6l", "mZ", "G$", "`Z"), "    foo\n" +
+                                                      "    bar\n" +
+                                                      "    baz\n");
+    assertOffset(6);
+  }
+
+  // |m| |'|
+  public void testMarkAndJumpToMarkLeadingSpace() {
+    typeTextInFile(parseKeys("6l", "mb", "G$", "'b"), "    foo\n" +
+                                                      "    bar\n" +
+                                                      "    baz\n");
+    assertOffset(4);
+  }
+
+  // |m| |`|
+  public void testDeleteBacktickMotionIsCharacterWise() {
+    typeTextInFile(parseKeys("mk", "kh", "d`k"), "    abcd\n" +
+                                                 "    efgh\n" +
+                                                 "    ij<caret>kl\n" +
+                                                 "    mnop\n");
+    myFixture.checkResult("    abcd\n" +
+                          "    ekl\n" +
+                          "    mnop\n");
+  }
+
+  // |m| |`|
+  public void testDeleteSingleQuoteMotionIsLineWise() {
+    typeTextInFile(parseKeys("mk", "kh", "d'k"), "    abcd\n" +
+                                                 "    efgh\n" +
+                                                 "    ij<caret>kl\n" +
+                                                 "    mnop\n");
+    myFixture.checkResult("    abcd\n" +
+                          "    mnop\n");
+  }
+
+  // VIM-43 |i| |`.|
+  public void testGotoLastChangePosition() {
+    typeTextInFile(parseKeys("i", "hello ", "<Esc>", "gg", "`."), "one two\n" +
+                                                                  "<caret>hello world\n" +
+                                                                  "three four\n");
+    assertOffset(13);
+  }
+
+  // VIM-43 |p| |`.|
+  public void testGotoLastPutPosition() {
+    typeTextInFile(parseKeys("yy", "p", "gg", "`."), "one two\n" +
+                                                     "<caret>three\n" +
+                                                     "four five\n");
+    assertOffset(14);
+  }
+}

test/org/jetbrains/plugins/ideavim/action/MotionActionTest.java

@@ -80,7 +80,7 @@ public class MotionActionTest extends VimTestCase {
   public void testBackToDigraph() {
     typeTextInFile(parseKeys("F<C-K>O:"),
                    "Hallo, Öster<caret>reich!\n");
-    assertOffset(7);
+    myFixture.checkResult("Hallo, <caret>Österreich!\n");
     assertMode(COMMAND);
   }
 
@@ -426,6 +426,76 @@ public class MotionActionTest extends VimTestCase {
     assertOffset(3);
   }
 
+  // |%|
+  public void testPercentMatchXmlCommentStart() {
+    configureByXmlText("<caret><!-- foo -->");
+    typeText(parseKeys("%"));
+    myFixture.checkResult("<!-- foo --<caret>>");
+  }
+
+  // |%|
+  public void testPercentDoesntMatchPartialXmlComment() {
+    configureByXmlText("<!<caret>-- ");
+    typeText(parseKeys("%"));
+    myFixture.checkResult("<!<caret>-- ");
+  }
+
+  // |%|
+  public void testPercentMatchXmlCommentEnd() {
+    configureByXmlText("<!-- foo --<caret>>");
+    typeText(parseKeys("%"));
+    myFixture.checkResult("<caret><!-- foo -->");
+  }
+
+  // |%|
+  public void testPercentMatchJavaCommentStart() {
+    configureByJavaText("/<caret>* foo */");
+    typeText(parseKeys("%"));
+    myFixture.checkResult("/* foo *<caret>/");
+  }
+
+  // |%|
+  public void testPercentDoesntMatchPartialJavaComment() {
+    configureByJavaText("<caret>/* ");
+    typeText(parseKeys("%"));
+    myFixture.checkResult("<caret>/* ");
+  }
+
+  // |%|
+  public void testPercentMatchJavaCommentEnd() {
+    configureByJavaText("/* foo <caret>*/");
+    typeText(parseKeys("%"));
+    myFixture.checkResult("<caret>/* foo */");
+  }
+
+  // |%|
+  public void testPercentMatchJavaDocCommentStart() {
+    configureByJavaText("/*<caret>* foo */");
+    typeText(parseKeys("%"));
+    myFixture.checkResult("/** foo *<caret>/");
+  }
+
+  // |%|
+  public void testPercentMatchJavaDocCommentEnd() {
+    configureByJavaText("/** foo *<caret>/");
+    typeText(parseKeys("%"));
+    myFixture.checkResult("<caret>/** foo */");
+  }
+
+  // |%|
+  public void testPercentDoesntMatchAfterCommentStart() {
+    configureByJavaText("/*<caret> foo */");
+    typeText(parseKeys("%"));
+    myFixture.checkResult("/*<caret> foo */");
+  }
+
+  // |%|
+  public void testPercentDoesntMatchBeforeCommentEnd() {
+    configureByJavaText("/* foo <caret> */");
+    typeText(parseKeys("%"));
+    myFixture.checkResult("/* foo <caret> */");
+  }
+
   // |[(|
   public void testUnmatchedOpenParenthesis() {
     typeTextInFile(parseKeys("[("),
@@ -580,24 +650,6 @@ public class MotionActionTest extends VimTestCase {
     assertOffset(4);
   }
 
-  // VIM-43 |i| |`.|
-  public void testGotoLastChangePosition() {
-    typeTextInFile(parseKeys("i", "hello ", "<Esc>", "gg", "`."),
-                   "one two\n" +
-                   "<caret>hello world\n" +
-                   "three four\n");
-    assertOffset(13);
-  }
-
-  // VIM-43 |p| |`.|
-  public void testGotoLastPutPosition() {
-    typeTextInFile(parseKeys("yy", "p", "gg", "`."),
-                   "one two\n" +
-                   "<caret>three\n" +
-                   "four five\n");
-    assertOffset(14);
-  }
-
   // VIM-262 |c_CTRL-R|
   public void testSearchFromRegister() {
     VimPlugin.getRegister().setKeys('a', stringToKeys("two"));
@@ -615,6 +667,35 @@ public class MotionActionTest extends VimTestCase {
     myFixture.checkResult("foo \n");
   }
 
+  // |CTRL-V|
+  public void testVisualBlockSelectionsDisplayedCorrectlyMovingRight() {
+    typeTextInFile(parseKeys("<C-V>jl"),
+                   "<caret>foo\n" +
+                   "bar\n");
+    myFixture.checkResult("<selection>fo</selection>o\n" +
+                          "<selection>ba</selection>r\n");
+  }
+
+  // |CTRL-V|
+  public void testVisualBlockSelectionsDisplayedCorrectlyMovingLeft() {
+    typeTextInFile(parseKeys("<C-V>jh"),
+                   "fo<caret>o\n" +
+                   "bar\n");
+    myFixture.checkResult("f<selection>oo</selection>\n" +
+                          "b<selection>ar</selection>\n");
+  }
+
+  // |CTRL-V|
+  public void testVisualBlockSelectionsDisplayedCorrectlyInDollarMode() {
+    typeTextInFile(parseKeys("<C-V>jj$"),
+                   "a<caret>b\n" +
+                   "abc\n" +
+                   "ab\n");
+    myFixture.checkResult("a<selection>b</selection>\n" +
+                          "a<selection>bc</selection>\n" +
+                          "a<selection>b</selection>\n");
+  }
+
   // |v_o|
   public void testSwapVisualSelectionEnds() {
     typeTextInFile(parseKeys("v", "l", "o", "l", "d"),

test/org/jetbrains/plugins/ideavim/action/ShiftRightLinesActionTest.java

@@ -53,6 +53,18 @@ public class ShiftRightLinesActionTest extends VimTestCase {
     myFixture.checkResult("    Hello,\n    world!\n\n");
   }
 
+  public void testShiftsMultiLineSelectionSkipsNewlineWhenCursorNotInFirstColumn() {
+    myFixture.configureByText("a.txt", "<caret>Hello,\n\nworld!\n");
+    typeText(parseKeys("lVG>"));
+    myFixture.checkResult("    Hello,\n\n    world!\n");
+  }
+
+  public void testShiftsMultiLineSelectionAddsTrailingWhitespaceIfTherePreviouslyWas() {
+    myFixture.configureByText("a.txt", "<caret>Hello,\n    \nworld!\n");
+    typeText(parseKeys("lVG>"));
+    myFixture.checkResult("    Hello,\n        \n    world!\n");
+  }
+
   // VIM-705 repeating a multiline indent would only affect last line
   public void testShiftsMultiLineSelectionRepeat() {
     myFixture.configureByText("a.txt", "<caret>a\nb\n");
@@ -64,4 +76,10 @@ public class ShiftRightLinesActionTest extends VimTestCase {
     myFixture.configureByText("a.txt", "\n");
     typeText(parseKeys("<I<>", "<I<>"));
   }
+
+  public void testShiftsVisualBlockMode() {
+    myFixture.configureByText("a.txt", "foo<caret>foo\nfoobar\nfoobaz\n");
+    typeText(parseKeys("<C-V>jjl>"));
+    myFixture.checkResult("foo    foo\nfoo    bar\nfoo    baz\n");
+  }
 }

test/org/jetbrains/plugins/ideavim/ex/MapCommandTest.java

@@ -1,7 +1,7 @@
 package org.jetbrains.plugins.ideavim.ex;
 
 import com.maddyhome.idea.vim.command.CommandState;
-import com.maddyhome.idea.vim.ex.VimScriptParser;
+import com.maddyhome.idea.vim.ex.vimscript.VimScriptParser;
 import org.jetbrains.plugins.ideavim.VimTestCase;
 
 import static com.maddyhome.idea.vim.helper.StringHelper.parseKeys;
@@ -243,4 +243,37 @@ public class MapCommandTest extends VimTestCase {
     typeText(parseKeys("A"));
     myFixture.checkResult("bar\n");
   }
+
+  // VIM-700 |:map|
+  public void testRemappingZero() {
+    configureByText("x<caret>yz\n");
+    VimScriptParser.executeText("map 0 ~");
+    typeText(parseKeys("0"));
+    myFixture.checkResult("xYz\n");
+  }
+
+  // VIM-700 |:map|
+  public void testRemappingZeroStillAllowsZeroToBeUsedInCount() {
+    configureByText("a<caret>bcdefghijklmnop\n");
+    VimScriptParser.executeText("map 0 ^");
+    typeText(parseKeys("10~"));
+    myFixture.checkResult("aBCDEFGHIJKlmnop\n");
+  }
+
+  // VIM-700 |:map|
+  public void testRemappingDeleteOverridesRemovingLastDigitFromCount() {
+    configureByText("a<caret>bcdefghijklmnop\n");
+    VimScriptParser.executeText("map <Del> ~");
+    typeText(parseKeys("10<Del>"));
+    myFixture.checkResult("aBCDEFGHIJKlmnop\n");
+  }
+
+  // VIM-650 |mapleader|
+  public void testMapLeader() {
+    configureByText("\n");
+    typeText(commandToKeys("let mapleader = \",\""));
+    typeText(commandToKeys("nmap <Leader>z izzz<Esc>"));
+    typeText(parseKeys(",z"));
+    myFixture.checkResult("zzz\n");
+  }
 }

test/org/jetbrains/plugins/ideavim/ex/RangeTest.java

@@ -0,0 +1,122 @@
+package org.jetbrains.plugins.ideavim.ex;
+
+import org.jetbrains.plugins.ideavim.VimTestCase;
+
+/**
+ * @author Tuomas Tynkkynen
+ */
+public class RangeTest extends VimTestCase {
+  public void testNoRange() {
+    myFixture.configureByText("a.txt", "1\n2\n<caret>3\n4\n5\n");
+    typeText(commandToKeys("d"));
+    myFixture.checkResult("1\n2\n4\n5\n");
+  }
+
+  public void testCurrentLine() {
+    myFixture.configureByText("a.txt", "1\n2\n<caret>3\n4\n5\n");
+    typeText(commandToKeys(".d"));
+    myFixture.checkResult("1\n2\n4\n5\n");
+  }
+
+  public void testLastLine() {
+    myFixture.configureByText("a.txt", "1\n2\n3\n4\n5\n");
+    typeText(commandToKeys("$s/5/x/"));
+    myFixture.checkResult("1\n2\n3\n4\nx\n");
+  }
+
+  public void testOneLineNumber() {
+    myFixture.configureByText("a.txt", "1\n2\n3\n4\n5\n");
+    typeText(commandToKeys("3d"));
+    myFixture.checkResult("1\n2\n4\n5\n");
+  }
+
+  public void testPositiveOffset() {
+    myFixture.configureByText("a.txt", "1\n2\n<caret>3\n4\n5\n");
+    typeText(commandToKeys(".+1d"));
+    myFixture.checkResult("1\n2\n3\n5\n");
+  }
+
+  public void testNegativeOffset() {
+    myFixture.configureByText("a.txt", "1\n2\n3\n4\n5\n");
+    typeText(commandToKeys("$-2d"));
+    myFixture.checkResult("1\n2\n4\n5\n");
+  }
+
+  public void testOffsetWithNoNumber() {
+    myFixture.configureByText("a.txt", "1\n2\n<caret>3\n4\n5\n");
+    typeText(commandToKeys(".+d"));
+    myFixture.checkResult("1\n2\n3\n5\n");
+  }
+
+  public void testTwoOffsetsWithSameSign() {
+    myFixture.configureByText("a.txt", "1\n<caret>2\n3\n4\n5\n");
+    typeText(commandToKeys(".+1+1d"));
+    myFixture.checkResult("1\n2\n3\n5\n");
+  }
+
+  public void testTwoOffsetsWithDifferentSign() {
+    myFixture.configureByText("a.txt", "1\n<caret>2\n3\n4\n5\n");
+    typeText(commandToKeys(".+2-1d"));
+    myFixture.checkResult("1\n2\n4\n5\n");
+  }
+
+  public void testSearchForward() {
+    myFixture.configureByText("a.txt", "c\na\n<caret>b\nc\nd\ne\n");
+    typeText(commandToKeys("/c/d"));
+    myFixture.checkResult("c\na\nb\nd\ne\n");
+  }
+
+  public void testSearchBackward() {
+    myFixture.configureByText("a.txt", "c\na\n<caret>b\nc\nd\ne\n");
+    typeText(commandToKeys("?c?d"));
+    myFixture.checkResult("a\nb\nc\nd\ne\n");
+  }
+
+  public void testSearchWithBackslashInPattern() {
+    myFixture.configureByText("a.txt", "+ add\n<caret>- sub\n/ div\n* mul\n");
+    typeText(commandToKeys("/\\/ div/d"));
+    myFixture.checkResult("+ add\n- sub\n* mul\n");
+  }
+
+  public void testAllLinesRange() {
+    myFixture.configureByText("a.txt", "1\n2\n3\n4\n5\n");
+    typeText(commandToKeys("%d"));
+    myFixture.checkResult("\n");
+  }
+
+  public void testMultipleLineNumbersRange() {
+    myFixture.configureByText("a.txt", "1\n2\n3\n4\n5\n");
+    typeText(commandToKeys("2,4d"));
+    myFixture.checkResult("1\n5\n");
+  }
+
+  public void testMultipleLineNumbersWithOffsetInFirst() {
+    myFixture.configureByText("a.txt", "<caret>1\n2\n3\n4\n5\n");
+    typeText(commandToKeys(".+1,4d"));
+    myFixture.checkResult("1\n5\n");
+  }
+
+  public void testMultipleLineNumbersWithOffsetInSecond() {
+    myFixture.configureByText("a.txt", "1\n2\n3\n4\n5\n");
+    typeText(commandToKeys("2,$-1d"));
+    myFixture.checkResult("1\n5\n");
+  }
+
+  public void testSearchStartPositionWithComma() {
+    myFixture.configureByText("a.txt", "1\n2\n3\n4\n5\n");
+    typeText(commandToKeys("/2/,/[0-9]/d"));
+    myFixture.checkResult("1\n3\n4\n5\n");
+  }
+
+  public void testSearchStartPositionWithSemicolon() {
+    myFixture.configureByText("a.txt", "1\n2\n3\n4\n5\n");
+    typeText(commandToKeys("/2/;/[0-9]/d"));
+    myFixture.checkResult("1\n4\n5\n");
+  }
+
+  public void testMultipleSearches() {
+    myFixture.configureByText("a.txt", "a\nfoo\nbar\nfoo\nbar\nbaz\n");
+    typeText(commandToKeys("/bar//foo/d"));
+    myFixture.checkResult("a\nfoo\nbar\nbar\nbaz\n");
+  }
+}

test/org/jetbrains/plugins/ideavim/ex/SortCommandTest.java

@@ -92,4 +92,10 @@ public class SortCommandTest extends VimTestCase {
     typeText(commandToKeys("sort"));
     myFixture.checkResult("a\nb\nc\nwhatever\nzee");
   }
+
+  public void testSortWithPrecedingWhiteSpace() {
+    myFixture.configureByText("a.txt", " zee\n c\n a\n b\n whatever");
+    typeText(commandToKeys("sort"));
+    myFixture.checkResult(" a\n b\n c\n whatever\n zee");
+  }
 }

test/org/jetbrains/plugins/ideavim/ex/SubstituteCommandTest.java

@@ -2,6 +2,8 @@ package org.jetbrains.plugins.ideavim.ex;
 
 import org.jetbrains.plugins.ideavim.VimTestCase;
 
+import static com.maddyhome.idea.vim.helper.StringHelper.parseKeys;
+
 /**
  * @author vlan
  */
@@ -75,6 +77,33 @@ public class SubstituteCommandTest extends VimTestCase {
            "one\n.two\n.three\n");
   }
 
+  // VIM-702 |:substitute|
+  public void testEndOfLineToNL() {
+    doTest("%s/$/\\r/g",
+           "<caret>one\ntwo\nthree\n",
+           "one\n\ntwo\n\nthree\n\n");
+  }
+
+  // VIM-702 |:substitute|
+  public void testStartOfLineToNL() {
+    doTest("%s/^/\\r/g",
+           "<caret>one\ntwo\nthree\n",
+           "\none\n\ntwo\n\nthree\n");
+  }
+
+  // VIM-864 |:substitute|
+  public void testVisualSubstituteDoesntChangeVisualMarks() {
+    myFixture.configureByText("a.java", "foo\nbar\nbaz\n");
+    typeText(parseKeys("V", "j", ":'<,'>s/foo/fuu/<Enter>", "gv", "~"));
+    myFixture.checkResult("FUU\nBAR\nbaz\n");
+  }
+
+  public void testOffsetRange() {
+    doTest(".,+2s/a/b/g",
+           "aaa\naa<caret>a\naaa\naaa\naaa\n",
+           "aaa\nbbb\nbbb\nbbb\naaa\n");
+  }
+
   private void doTest(final String command, String before, String after) {
     myFixture.configureByText("a.java", before);
     typeText(commandToKeys(command));

test/org/jetbrains/plugins/ideavim/ex/VimScriptParserTest.java

@@ -0,0 +1,21 @@
+package org.jetbrains.plugins.ideavim.ex;
+
+import org.jetbrains.plugins.ideavim.VimTestCase;
+
+/**
+ * @author vlan
+ */
+public class VimScriptParserTest extends VimTestCase {
+  public void testEchoStringLiteral() {
+    configureByText("\n");
+    typeText(commandToKeys("echo \"Hello, World!\""));
+    assertExOutput("Hello, World!\n");
+  }
+
+  public void testLetStringLiteralEcho() {
+    configureByText("\n");
+    typeText(commandToKeys("let s = \"foo\""));
+    typeText(commandToKeys("echo s"));
+    assertExOutput("foo\n");
+  }
+}

test/org/jetbrains/plugins/ideavim/group/SearchGroupTest.java

@@ -74,6 +74,26 @@ public class SearchGroupTest extends VimTestCase {
     assertEquals(5, pos);
   }
 
+  // VIM-855 |/|
+  public void testCharacterClassRegression() {
+    final int pos = search("[^c]b",
+                           "<caret>bb\n");
+    assertEquals(0, pos);
+  }
+
+  // VIM-855 |/|
+  public void testCharacterClassRegressionCaseInsensitive() {
+    final int pos = search("\\c[ABC]D",
+                           "<caret>dd\n");
+    assertEquals(-1, pos);
+  }
+
+  // VIM-856 |/|
+  public void testNegativeLookbehindRegression() {
+    final int pos = search("a\\@<!b",
+                           "<caret>ab\n");
+    assertEquals(-1, pos);
+  }
 
   // |/|
   public void testSearchMotion() {