Method value

cpp/src/arrow/compute/kernels/aggregate_test.cc:3159–3162

  }

  CType value(const std::string& s) const {
    EXPECT_OK_AND_ASSIGN(auto out, CType::FromString(s));
    return out;
  }

  std::vector<CType> values(const std::vector<std::string>& strings) const {
    std::vector<CType> values;