。。。。

public class DylanLineMarkerProvider implements LineMarkerProvider {
  protected final DaemonCodeAnalyzerSettings myDaemonSettings;
  protected final EditorColorsManager myColorsManager; 

  public DylanLineMarkerProvider(DaemonCodeAnalyzerSettings daemonSettings, EditorColorsManager colorsManager) {
    myDaemonSettings = daemonSettings;
    myColorsManager = colorsManager;
  } 

  @Override
  @Nullable
  public LineMarkerInfo getLineMarkerInfo(@NotNull PsiElement element) {
    if (myDaemonSettings.SHOW_METHOD_SEPARATORS) {
      if (element instanceof DylanDefinition) {
        LineMarkerInfo info = new LineMarkerInfo<PsiElement>(element, element.getTextRange(), null, Pass.UPDATE_ALL,
                                                             FunctionUtil.<Object, String>nullConstant(), null,
                                                             GutterIconRenderer.Alignment.RIGHT);
        EditorColorsScheme scheme = myColorsManager.getGlobalScheme();
        info.separatorColor = scheme.getColor(CodeInsightColors.METHOD_SEPARATORS_COLOR);
        info.separatorPlacement = SeparatorPlacement.BOTTOM;
        return info;
      }
    }
    return null;
  } 

  @Override
  public void collectSlowLineMarkers(@NotNull List<PsiElement> elements, @NotNull Collection<LineMarkerInfo> result) {
  }
}

public class DylanParserDefinition implements ParserDefinition {
  public static final IFileElementType FILE = new IFileElementType(DylanLanguage.INSTANCE); 

  @NotNull
  @Override
  public Lexer createLexer(Project project) {
    return new DylanFlexLexer();
  } 

  @NotNull
  public TokenSet getWhitespaceTokens() {
    return WHITE_SPACES;
  } 

  @NotNull
  public TokenSet getCommentTokens() {
    return COMMENTS;
  } 

  @NotNull
  public TokenSet getStringLiteralElements() {
    return TokenSet.EMPTY;
  } 

  @NotNull
  public PsiParser createParser(final Project project) {
    return new DylanParser();
  } 

  @Override
  public IFileElementType getFileNodeType() {
    return FILE;
  } 

  public PsiFile createFile(FileViewProvider viewProvider) {
    return new DylanFile(viewProvider);
  } 

  public SpaceRequirements spaceExistanceTypeBetweenTokens(ASTNode left, ASTNode right) {
    return SpaceRequirements.MAY;
  } 

  @NotNull
  public PsiElement createElement(ASTNode node) {
    return DylanTypes.Factory.createElement(node);
  }
}