@Nullable
public PsiElement resolveLibrary() {
final DartPsiCompositeElementImpl statement =
PsiTreeUtil.getParentOfType(this, DartImportStatementImpl.class, DartExportStatementImpl.class);
final DartPathOrLibraryReference pathOrLibraryReference = PsiTreeUtil.getChildOfType(statement, DartPathOrLibraryReference.class);
return pathOrLibraryReference != null ? pathOrLibraryReference.resolve() : null;
}
@NotNull
@Override
public DartClassResolveResult resolveDartClass() {