Developing locally with RStudio

You can use RStudio to develop your Shiny application, whether starting a new application or migrating an already existing application. Follow these tips to ensure your RStudio workflow is optimized for Shiny on Heroku.

Creating a new project

From GitHub

If you cloned the heroku-docker-r-example-app as a template, when creating a new project in RStudio select Version Control

Enable Packrat

Click Tools → Project Options → Packrat.

Make sure that the following checkboxes are all selected. This will speed up your deployment process after the initial deploy.

• ✔️ Use packrat with this project

• ✔️ Automatically snapshot local changes

• ✔️ Git ignore packrat library

• ✔️ Git ignore packrat sources

Your Packrat options should look like this

From scratch

When creating a project from scratch in RStudio, make sure the following options are selected.

• ✔️ Create a git repository

• ✔️ Use packrat with this project

Your project options should look like this

Migrating an existing project

Open your project normally as you would through RStudio and enable Packrat, following the above instructions for enabling Packrat support in a project.