public boolean tryUnwrapOrElse(@NotNull Number wantedValue) {
    if (!(myChainExpression instanceof PsiExpression)) return false;
    PsiMethodCallExpression call = ExpressionUtils.getCallForQualifier((PsiExpression)myChainExpression);
    if (call == null ||
        call.getParent() instanceof PsiExpressionStatement ||
        !"orElse".equals(call.getMethodExpression().getReferenceName())) {
      return false;
    }
    PsiExpression[] args = call.getArgumentList().getExpressions();
    if (args.length == 1 && wantedValue.equals(ExpressionUtils.computeConstantExpression(args[0]))) {
      myChainExpression = call;
      return true;
    }
    return false;
  }
public boolean tryUnwrapOrElse(@NotNull Number wantedValue)