---
title: "Error checking chunks require standard check chunks"
author: "Garrick Aden-Buie"
output: learnr::tutorial
runtime: shiny_prerendered 
description: This example should render
--- 

```{r setup, include = FALSE}
library(learnr)
tutorial_options(exercise.checker = identity)
```

```{r ex, exercise = TRUE}
1
```

```{r ex-error-check}
2
```

```{r ex-check}
3
```
