public void execute() {
   for (DiffFragment fragment : myFragments) {
     myContext.myFragment = fragment;
     process(fragment);
     DiffString text1 = fragment.getText1();
     DiffString text2 = fragment.getText2();
     myContext.myStarts[0] += StringUtil.length(text1);
     myContext.myStarts[1] += StringUtil.length(text2);
     myContext.myLines[0] += countLines(text1);
     myContext.myLines[1] += countLines(text2);
   }
 }
 public int getEnd(@NotNull FragmentSide side) {
   return getStart(side) + StringUtil.length(side.getText(myFragment));
 }
  protected String addTextRangeToHistory(
      TextRange textRange, final EditorEx consoleEditor, boolean preserveMarkup) {
    final Document history = myHistoryViewer.getDocument();
    final MarkupModel markupModel = DocumentMarkupModel.forDocument(history, myProject, true);
    if (myPrompt != null) {
      appendToHistoryDocument(history, myPrompt);
    }
    markupModel.addRangeHighlighter(
        history.getTextLength() - StringUtil.length(myPrompt),
        history.getTextLength(),
        HighlighterLayer.SYNTAX,
        ConsoleViewContentType.USER_INPUT.getAttributes(),
        HighlighterTargetArea.EXACT_RANGE);
    final int localStartOffset = textRange.getStartOffset();
    String text;
    EditorHighlighter highlighter;
    if (consoleEditor instanceof EditorWindow) {
      EditorWindow editorWindow = (EditorWindow) consoleEditor;
      EditorColorsScheme scheme = EditorColorsManager.getInstance().getGlobalScheme();
      PsiFile file = editorWindow.getInjectedFile();
      final VirtualFile virtualFile = file.getVirtualFile();
      assert virtualFile != null;
      highlighter = HighlighterFactory.createHighlighter(virtualFile, scheme, getProject());
      String fullText = InjectedLanguageUtil.getUnescapedText(file, null, null);
      highlighter.setText(fullText);
      text = textRange.substring(fullText);
    } else {
      text = consoleEditor.getDocument().getText(textRange);
      highlighter = consoleEditor.getHighlighter();
    }
    // offset can be changed after text trimming after insert due to buffer constraints
    appendToHistoryDocument(history, text);
    int offset = history.getTextLength() - text.length();

    final HighlighterIterator iterator = highlighter.createIterator(localStartOffset);
    final int localEndOffset = textRange.getEndOffset();
    while (!iterator.atEnd()) {
      final int itStart = iterator.getStart();
      if (itStart > localEndOffset) break;
      final int itEnd = iterator.getEnd();
      if (itEnd >= localStartOffset) {
        final int start = Math.max(itStart, localStartOffset) - localStartOffset + offset;
        final int end = Math.min(itEnd, localEndOffset) - localStartOffset + offset;
        markupModel.addRangeHighlighter(
            start,
            end,
            HighlighterLayer.SYNTAX,
            iterator.getTextAttributes(),
            HighlighterTargetArea.EXACT_RANGE);
      }
      iterator.advance();
    }
    if (preserveMarkup) {
      duplicateHighlighters(
          markupModel,
          DocumentMarkupModel.forDocument(consoleEditor.getDocument(), myProject, true),
          offset,
          textRange);
      duplicateHighlighters(markupModel, consoleEditor.getMarkupModel(), offset, textRange);
    }
    if (!text.endsWith("\n")) {
      appendToHistoryDocument(history, "\n");
    }
    return text;
  }