Method Evaluate

eval/tests/end_to_end_test.cc:42–51

        output_(*output) {}

  absl::Status Evaluate(absl::Span<const CelValue> args, CelValue* result,
                        google::protobuf::Arena* arena) const override {
    if (args.size() != 1) {
      return absl::Status(absl::StatusCode::kInvalidArgument,
                          "Bad arguments number");
    }
    output_.push_back(args.at(0));
    *result = CelValue::CreateBool(true);
    return absl::OkStatus();
  }

  std::vector<CelValue>& output_;
};