R Tools is not available in VS 2019. Please see https://docs.microsoft.com/en-us/visualstudio/porting/port-migrate-upgrade-visual-studio-projects-2019?view=vs-2017.
"R Tools for Visual Studio | R Tools for Visual Studio was removed from the Data Science Workload in Visual Studio 2019 Preview. You can continue using Visual Studio 2017 or alternatives like RStudio."
There are also R extensions to VS Code available at the VS Code Marketplace.
Latests RTVS ships with Visual Studio 2017 as part of the Data Science workload.
The interim docs are available here:
You can submit feedback via VS 2017 feedback tool.
This project is not actively supported.
If you would like to build RTVS yourself, and maybe even make a pull request (highly appreciated!), please take a look at the contributing guidelines first.
If you use Python, also check out Python Tools for Visual Studio.
If you want to use RTVS with Azure Machine Learning (e.g. to read and write datasets), have a look at the AzureML R package.
This project has adopted the Microsoft Open Source Code of Conduct. For more information see the Code of Conduct FAQ or contact opencode@microsoft.com with any additional questions or comments.