protected boolean isPsiUpToDate(@NotNull VirtualFile vFile) {
final FileViewProvider provider = myManager.findViewProvider(vFile);
Language language = getLanguage();
if (provider == null || provider.getPsi(language) == this) { // provider == null in tests
return true;
}
Language baseLanguage = provider.getBaseLanguage();
return baseLanguage != language && provider.getPsi(baseLanguage) == this;
}
