Function EncodeBasic

cpp/src/arrow/engine/substrait/extension_set.cc:881–892

}

ExtensionIdRegistry::ArrowToSubstraitCall EncodeBasic(Id substrait_fn_id) {
  return
      [substrait_fn_id](const compute::Expression::Call& call) -> Result<SubstraitCall> {
        // nullable=true errs on the side of caution
        SubstraitCall substrait_call(substrait_fn_id, call.type.GetSharedPtr(),
                                     /*nullable=*/true);
        for (std::size_t i = 0; i < call.arguments.size(); i++) {
          substrait_call.SetValueArg(static_cast<int>(i), call.arguments[i]);
        }
        return substrait_call;
      };
}

ExtensionIdRegistry::ArrowToSubstraitCall EncodeIsNull(Id substrait_fn_id) {
  return