Function CallNotNull

cpp/src/arrow/compute/expression_internal.h:41–45

};

inline const Expression::Call* CallNotNull(const Expression& expr) {
  auto call = expr.call();
  ARROW_DCHECK_NE(call, nullptr);
  return call;
}

inline std::vector<TypeHolder> GetTypes(const std::vector<Expression>& exprs) {
  std::vector<TypeHolder> types(exprs.size());