@NotNull
private static PsiAnchor doCreateAnchor(@NotNull PsiElement element) {
if (element instanceof PsiFile) {
VirtualFile virtualFile = ((PsiFile) element).getVirtualFile();
if (virtualFile != null) return new PsiFileReference(virtualFile, (PsiFile) element);
return new HardReference(element);
}
if (element instanceof PsiDirectory) {
VirtualFile virtualFile = ((PsiDirectory) element).getVirtualFile();
return new PsiDirectoryReference(virtualFile, element.getProject());
}
PsiFile file = element.getContainingFile();
if (file == null) {
return new HardReference(element);
}
VirtualFile virtualFile = file.getVirtualFile();
if (virtualFile == null) return new HardReference(element);
PsiAnchor stubRef = createStubReference(element, file);
if (stubRef != null) return stubRef;
if (!element.isPhysical()) {
return wrapperOrHardReference(element);
}
TextRange textRange = element.getTextRange();
if (textRange == null) {
return wrapperOrHardReference(element);
}
Language lang = null;
final FileViewProvider viewProvider = file.getViewProvider();
for (Language l : viewProvider.getLanguages()) {
if (viewProvider.getPsi(l) == file) {
lang = l;
break;
}
}
if (lang == null) {
return wrapperOrHardReference(element);
}
return new TreeRangeReference(
file,
textRange.getStartOffset(),
textRange.getEndOffset(),
AnchorTypeInfo.obtainInfo(element, lang),
virtualFile);
}
