void OpImplementationRenderer::RenderExecutionListOp() {
  ArgView output_arg = op_.OnlyOutput();
  Statement("int num_retvals = $0.size()", output_arg.VariableName());
  Statement("return " + Call(op_.VariableName(), "Execute",
                             {output_arg.VariableName(), "&num_retvals"}));
}

void OpImplementationRenderer::RenderExecutionSingleOutput() {
  ArgView output_arg = op_.OnlyOutput();
  Statement("int num_retvals = 1");

const std::vector<ArgView>& OpView::Outputs() const { return output_args_; }

const std::vector<AttrView>& OpView::Attributes() const {
  return argument_attrs_;
}

const std::vector<OpArgumentView>& OpView::AllArguments() const {
  return all_arguments_;
}

int OpView::NumInputs() const { return input_args_.size(); }

int OpView::NumOutputs() const { return output_args_.size(); }

ArgView OpView::OnlyInput() const {

val copyGr8OutputJarAsGradleWrapperJar by tasks.registering(Copy::class) {
    from(tasks.named<Gr8Task>("gr8R8Jar").flatMap { it.outputJar() })
    into(layout.buildDirectory.dir("libs"))
}

tasks.jar {
    from(tasks.named<Gr8Task>("gr8R8Jar").flatMap { it.outputJar() })
    dependsOn(copyGr8OutputJarAsGradleWrapperJar)