static double getOverallProgress(DaemonCodeAnalyzerStatus status) {
   long advancement = 0;
   long limit = 0;
   for (ProgressableTextEditorHighlightingPass ps : status.passStati) {
     advancement += ps.getProgressCount();
     limit += ps.getProgressLimit();
   }
   return limit == 0 ? status.errorAnalyzingFinished ? 1 : 0 : advancement * 1.0 / limit;
 }
 public String toString() {
   @NonNls String s = "DS: finished=" + errorAnalyzingFinished;
   s += "; pass statuses: " + passStati.size() + "; ";
   for (ProgressableTextEditorHighlightingPass passStatus : passStati) {
     s +=
         String.format(
             "(%s %2.0f%% %b)",
             passStatus.getPresentableName(),
             passStatus.getProgress() * 100,
             passStatus.isFinished());
   }
   s += "; error count: " + errorCount.length + ": " + new TIntArrayList(errorCount);
   return s;
 }
  @Nullable
  protected DaemonCodeAnalyzerStatus getDaemonCodeAnalyzerStatus(
      boolean fillErrorsCount, SeverityRegistrar severityRegistrar) {
    if (myFile == null
        || myProject.isDisposed()
        || !myDaemonCodeAnalyzer.isHighlightingAvailable(myFile)) return null;

    List<String> noInspectionRoots = new ArrayList<String>();
    List<String> noHighlightingRoots = new ArrayList<String>();
    FileViewProvider provider = myFile.getViewProvider();
    Set<Language> languages = provider.getLanguages();
    for (Language language : languages) {
      PsiFile root = provider.getPsi(language);
      if (!HighlightLevelUtil.shouldHighlight(root)) {
        noHighlightingRoots.add(language.getID());
      } else if (!HighlightLevelUtil.shouldInspect(root)) {
        noInspectionRoots.add(language.getID());
      }
    }
    DaemonCodeAnalyzerStatus status = new DaemonCodeAnalyzerStatus();
    status.noInspectionRoots =
        noInspectionRoots.isEmpty() ? null : ArrayUtil.toStringArray(noInspectionRoots);
    status.noHighlightingRoots =
        noHighlightingRoots.isEmpty() ? null : ArrayUtil.toStringArray(noHighlightingRoots);

    status.errorCount = errorCount.clone();
    status.rootsNumber = languages.size();
    fillDaemonCodeAnalyzerErrorsStatus(status, fillErrorsCount, severityRegistrar);
    List<TextEditorHighlightingPass> passes =
        myDaemonCodeAnalyzer.getPassesToShowProgressFor(myDocument);
    status.passStati =
        passes.isEmpty()
            ? Collections.<ProgressableTextEditorHighlightingPass>emptyList()
            : new ArrayList<ProgressableTextEditorHighlightingPass>(passes.size());
    //noinspection ForLoopReplaceableByForEach
    for (int i = 0; i < passes.size(); i++) {
      TextEditorHighlightingPass tepass = passes.get(i);
      if (!(tepass instanceof ProgressableTextEditorHighlightingPass)) continue;
      ProgressableTextEditorHighlightingPass pass = (ProgressableTextEditorHighlightingPass) tepass;

      if (pass.getProgress() < 0) continue;
      status.passStati.add(pass);
    }
    status.errorAnalyzingFinished = myDaemonCodeAnalyzer.isAllAnalysisFinished(myFile);
    status.enabled = myDaemonCodeAnalyzer.isUpdateByTimerEnabled();

    return status;
  }
  @NotNull
  protected DaemonCodeAnalyzerStatus getDaemonCodeAnalyzerStatus(
      @NotNull SeverityRegistrar severityRegistrar) {
    DaemonCodeAnalyzerStatus status = new DaemonCodeAnalyzerStatus();
    if (myFile == null) {
      status.reasonWhyDisabled = "No file";
      status.errorAnalyzingFinished = true;
      return status;
    }
    if (myProject != null && myProject.isDisposed()) {
      status.reasonWhyDisabled = "Project is disposed";
      status.errorAnalyzingFinished = true;
      return status;
    }
    if (!myDaemonCodeAnalyzer.isHighlightingAvailable(myFile)) {
      if (!myFile.isPhysical()) {
        status.reasonWhyDisabled = "File is generated";
        status.errorAnalyzingFinished = true;
        return status;
      } else if (myFile instanceof PsiCompiledElement) {
        status.reasonWhyDisabled = "File is decompiled";
        status.errorAnalyzingFinished = true;
        return status;
      }
      final FileType fileType = myFile.getFileType();
      if (fileType.isBinary()) {
        status.reasonWhyDisabled = "File is binary";
        status.errorAnalyzingFinished = true;
        return status;
      }
      status.reasonWhyDisabled = "Highlighting is disabled for this file";
      status.errorAnalyzingFinished = true;
      return status;
    }

    FileViewProvider provider = myFile.getViewProvider();
    Set<Language> languages = provider.getLanguages();
    HighlightingSettingsPerFile levelSettings = HighlightingSettingsPerFile.getInstance(myProject);
    boolean shouldHighlight = languages.isEmpty();
    for (Language language : languages) {
      PsiFile root = provider.getPsi(language);
      FileHighlightingSetting level = levelSettings.getHighlightingSettingForRoot(root);
      shouldHighlight |= level != FileHighlightingSetting.SKIP_HIGHLIGHTING;
    }
    if (!shouldHighlight) {
      status.reasonWhyDisabled = "Highlighting level is None";
      status.errorAnalyzingFinished = true;
      return status;
    }

    if (HeavyProcessLatch.INSTANCE.isRunning()) {
      status.reasonWhySuspended =
          StringUtil.defaultIfEmpty(
              HeavyProcessLatch.INSTANCE.getRunningOperationName(), "Heavy operation is running");
      status.errorAnalyzingFinished = true;
      return status;
    }

    status.errorCount = errorCount.clone();
    fillDaemonCodeAnalyzerErrorsStatus(status, severityRegistrar);
    List<TextEditorHighlightingPass> passes =
        myDaemonCodeAnalyzer.getPassesToShowProgressFor(myDocument);
    status.passStati =
        passes.isEmpty()
            ? Collections.<ProgressableTextEditorHighlightingPass>emptyList()
            : new ArrayList<>(passes.size());
    //noinspection ForLoopReplaceableByForEach
    for (int i = 0; i < passes.size(); i++) {
      TextEditorHighlightingPass tepass = passes.get(i);
      if (!(tepass instanceof ProgressableTextEditorHighlightingPass)) continue;
      ProgressableTextEditorHighlightingPass pass = (ProgressableTextEditorHighlightingPass) tepass;

      if (pass.getProgress() < 0) continue;
      status.passStati.add(pass);
    }
    status.errorAnalyzingFinished = myDaemonCodeAnalyzer.isAllAnalysisFinished(myFile);
    status.reasonWhySuspended =
        myDaemonCodeAnalyzer.isUpdateByTimerEnabled() ? null : "Highlighting is paused temporarily";

    return status;
  }