private void doCheck(JsonValue value) {
        if (!(value instanceof JsonStringLiteral)) return;
        for (PsiReference reference : value.getReferences()) {
          if (reference instanceof WebReference) continue;
          final PsiElement resolved = reference.resolve();
          if (resolved == null) {
            holder.registerProblem(reference, getReferenceErrorDesc(reference), ProblemHighlightType.GENERIC_ERROR_OR_WARNING);
          }
        }
      }
private void doCheck(JsonValue value)