Method VerifyInputRef

tensorflow/core/framework/node_def_builder.cc:195–202

}

void NodeDefBuilder::VerifyInputRef(const OpDef::ArgDef* input_arg,
                                    DataType dt) {
  if (input_arg->is_ref() && !IsRefType(dt)) {
    errors_.push_back(strings::StrCat("Input '", input_arg->name(), "' passed ",
                                      DataTypeString(dt),
                                      " expected ref type"));
  }
}

NodeDefBuilder& NodeDefBuilder::ControlInput(StringPiece src_node) {
  control_inputs_.emplace_back(src_node);