diff --git a/platform/lang-impl/src/com/intellij/codeInsight/editorActions/AutoHardWrapHandler.java b/platform/lang-impl/src/com/intellij/codeInsight/editorActions/AutoHardWrapHandler.java
index 8639d87c9d79..561561b29f49 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/editorActions/AutoHardWrapHandler.java
+++ b/platform/lang-impl/src/com/intellij/codeInsight/editorActions/AutoHardWrapHandler.java
@@ -17,10 +17,8 @@ package com.intellij.codeInsight.editorActions;
 
 import com.intellij.codeInsight.template.TemplateManager;
 import com.intellij.formatting.FormatConstants;
-import com.intellij.lang.Language;
-import com.intellij.openapi.util.text.StringUtil;
-import com.intellij.psi.formatter.WhiteSpaceFormattingStrategy;
 import com.intellij.ide.DataManager;
+import com.intellij.lang.Language;
 import com.intellij.openapi.actionSystem.DataContext;
 import com.intellij.openapi.actionSystem.IdeActions;
 import com.intellij.openapi.editor.*;
@@ -30,7 +28,9 @@ import com.intellij.openapi.editor.event.DocumentListener;
 import com.intellij.openapi.editor.impl.TextChangeImpl;
 import com.intellij.openapi.project.Project;
 import com.intellij.openapi.util.Key;
+import com.intellij.openapi.util.text.StringUtil;
 import com.intellij.psi.codeStyle.CodeStyleSettings;
+import com.intellij.psi.formatter.WhiteSpaceFormattingStrategy;
 import com.intellij.psi.formatter.WhiteSpaceFormattingStrategyFactory;
 import com.intellij.util.containers.WeakHashMap;
 import org.jetbrains.annotations.NotNull;
@@ -160,7 +160,7 @@ public class AutoHardWrapHandler {
 
     // Is assumed to be max possible number of characters inserted on the visual line with caret.
     int maxPreferredOffset = editor.logicalPositionToOffset(editor.visualToLogicalPosition(
-      new VisualPosition(caretModel.getVisualPosition().line, margin - FormatConstants.RESERVED_LINE_WRAP_WIDTH_IN_COLUMNS)
+      new VisualPosition(caretModel.getVisualPosition().line, margin - FormatConstants.getReservedLineWrapWidthInColumns(editor))
     ));
 
     int wrapOffset = strategy.calculateWrapPosition(document, project, startOffset, endOffset, maxPreferredOffset, true, false);
diff --git a/platform/lang-impl/src/com/intellij/formatting/FormatConstants.java b/platform/lang-impl/src/com/intellij/formatting/FormatConstants.java
index 8970fcd9d656..20047f06836a 100644
--- a/platform/lang-impl/src/com/intellij/formatting/FormatConstants.java
+++ b/platform/lang-impl/src/com/intellij/formatting/FormatConstants.java
@@ -15,6 +15,12 @@
  */
 package com.intellij.formatting;
 
+import com.intellij.openapi.editor.Editor;
+import com.intellij.openapi.fileTypes.PlainTextLanguage;
+import org.jetbrains.annotations.NotNull;
+
+import static com.intellij.psi.util.PsiUtilBase.getLanguageInEditor;
+
 /**
  * Is assumed to be a single place to hold various constants to use during formatting.
  * <p/>
@@ -54,4 +60,12 @@ public class FormatConstants {
 
   private FormatConstants() {
   }
+
+  public static int getReservedLineWrapWidthInColumns(@NotNull Editor editor) {
+    return isPlainTextFile(editor) ? 0 : RESERVED_LINE_WRAP_WIDTH_IN_COLUMNS;
+  }
+
+  private static boolean isPlainTextFile(@NotNull Editor editor) {
+    return editor.getProject() != null && PlainTextLanguage.INSTANCE.is(getLanguageInEditor(editor, editor.getProject()));
+  }
 }
diff --git a/platform/lang-impl/src/com/intellij/psi/impl/source/codeStyle/CodeFormatterFacade.java b/platform/lang-impl/src/com/intellij/psi/impl/source/codeStyle/CodeFormatterFacade.java
index ad37e57b812c..cf7da43a22c1 100644
--- a/platform/lang-impl/src/com/intellij/psi/impl/source/codeStyle/CodeFormatterFacade.java
+++ b/platform/lang-impl/src/com/intellij/psi/impl/source/codeStyle/CodeFormatterFacade.java
@@ -641,20 +641,24 @@ public class CodeFormatterFacade {
       }
     }
 
+    int reservedWidthInColumns = FormatConstants.getReservedLineWrapWidthInColumns(editor);
+
     if (!hasTabs) {
-      return wrapPositionForTextWithoutTabs(startLineOffset, endLineOffset, targetRangeEndOffset);
+      return wrapPositionForTextWithoutTabs(startLineOffset, endLineOffset, targetRangeEndOffset, reservedWidthInColumns);
     }
     else if (canOptimize) {
-      return wrapPositionForTabbedTextWithOptimization(text, tabSize, startLineOffset, endLineOffset, targetRangeEndOffset);
+      return wrapPositionForTabbedTextWithOptimization(text, tabSize, startLineOffset, endLineOffset, targetRangeEndOffset,
+                                                       reservedWidthInColumns);
     }
     else {
-      return wrapPositionForTabbedTextWithoutOptimization(editor, text, spaceSize, startLineOffset, endLineOffset, targetRangeEndOffset);
+      return wrapPositionForTabbedTextWithoutOptimization(editor, text, spaceSize, startLineOffset, endLineOffset, targetRangeEndOffset,
+                                                          reservedWidthInColumns);
     }
   }
 
-  private int wrapPositionForTextWithoutTabs(int startLineOffset, int endLineOffset, int targetRangeEndOffset) {
+  private int wrapPositionForTextWithoutTabs(int startLineOffset, int endLineOffset, int targetRangeEndOffset, int reservedWidthInColumns) {
     if (Math.min(endLineOffset, targetRangeEndOffset) - startLineOffset > myRightMargin) {
-      return startLineOffset + myRightMargin - FormatConstants.RESERVED_LINE_WRAP_WIDTH_IN_COLUMNS;
+      return startLineOffset + myRightMargin - reservedWidthInColumns;
     }
     return -1;
   }
@@ -663,7 +667,8 @@ public class CodeFormatterFacade {
                                                         int tabSize,
                                                         int startLineOffset,
                                                         int endLineOffset,
-                                                        int targetRangeEndOffset)
+                                                        int targetRangeEndOffset,
+                                                        int reservedWidthInColumns)
   {
     int width = 0;
     int symbolWidth;
@@ -675,8 +680,8 @@ public class CodeFormatterFacade {
         case '\t': symbolWidth = tabSize - (width % tabSize); break;
         default: symbolWidth = 1;
       }
-      if (width + symbolWidth + FormatConstants.RESERVED_LINE_WRAP_WIDTH_IN_COLUMNS >= myRightMargin
-          && (Math.min(endLineOffset, targetRangeEndOffset) - i) >= FormatConstants.RESERVED_LINE_WRAP_WIDTH_IN_COLUMNS)
+      if (width + symbolWidth + reservedWidthInColumns >= myRightMargin
+          && (Math.min(endLineOffset, targetRangeEndOffset) - i) >= reservedWidthInColumns)
       {
         // Remember preferred position.
         result = i - 1;
@@ -695,7 +700,8 @@ public class CodeFormatterFacade {
                                                            int spaceSize,
                                                            int startLineOffset,
                                                            int endLineOffset,
-                                                           int targetRangeEndOffset)
+                                                           int targetRangeEndOffset,
+                                                           int reservedWidthInColumns)
   {
     int width = 0;
     int x = 0;
@@ -716,8 +722,8 @@ public class CodeFormatterFacade {
           break;
         default: newX = x + EditorUtil.charWidth(c, Font.PLAIN, editor); symbolWidth = 1;
       }
-      if (width + symbolWidth + FormatConstants.RESERVED_LINE_WRAP_WIDTH_IN_COLUMNS >= myRightMargin
-          && (Math.min(endLineOffset, targetRangeEndOffset) - i) >= FormatConstants.RESERVED_LINE_WRAP_WIDTH_IN_COLUMNS)
+      if (width + symbolWidth + reservedWidthInColumns >= myRightMargin
+          && (Math.min(endLineOffset, targetRangeEndOffset) - i) >= reservedWidthInColumns)
       {
         result = i - 1;
       }