@Override
public boolean isInProject(@NotNull PsiElement element) {
PsiFile file = element.getContainingFile();
if (file != null
&& file.isPhysical()
&& file.getViewProvider().getVirtualFile() instanceof LightVirtualFile) return true;
if (element instanceof PsiDirectoryContainer) {
PsiDirectory[] dirs = ((PsiDirectoryContainer) element).getDirectories();
for (PsiDirectory dir : dirs) {
if (!isInProject(dir)) return false;
}
return true;
}
VirtualFile virtualFile = null;
if (file != null) {
virtualFile = file.getViewProvider().getVirtualFile();
} else if (element instanceof PsiFileSystemItem) {
virtualFile = ((PsiFileSystemItem) element).getVirtualFile();
}
if (virtualFile != null) {
return myExcludedFileIndex.isInContent(virtualFile);
}
return false;
}
@Override
public boolean contains(@NotNull VirtualFile file) {
if (file instanceof VirtualFileWindow) return true;
if (myFileIndex.isInLibraryClasses(file) && !myFileIndex.isInSourceContent(file)) return false;
return myFileIndex.isInContent(file);
}