Function LookupIdent

eval/eval/ident_step.cc:41–73

};

absl::Status LookupIdent(absl::string_view name, ExecutionFrameBase& frame,
                         Value& result, AttributeTrail& attribute) {
  if (frame.attribute_tracking_enabled()) {
    attribute = AttributeTrail(std::string(name));
    if (frame.missing_attribute_errors_enabled() &&
        frame.attribute_utility().CheckForMissingAttribute(attribute)) {
      CEL_ASSIGN_OR_RETURN(
          result, frame.attribute_utility().CreateMissingAttributeError(
                      attribute.attribute()));
      return absl::OkStatus();
    }
    if (frame.unknown_processing_enabled() &&
        frame.attribute_utility().CheckForUnknownExact(attribute)) {
      result =
          frame.attribute_utility().CreateUnknownSet(attribute.attribute());
      return absl::OkStatus();
    }
  }

  CEL_ASSIGN_OR_RETURN(
      auto found, frame.activation().FindVariable(name, frame.descriptor_pool(),
                                                  frame.message_factory(),
                                                  frame.arena(), &result));

  if (found) {
    return absl::OkStatus();
  }

  result = cel::ErrorValue(CreateError(
      absl::StrCat("No value with name \"", name, "\" found in Activation")));

  return absl::OkStatus();
}

absl::Status IdentStep::Evaluate(ExecutionFrame* frame) const {
  Value value;