Access the RStudio API (if available) and provide informative error
messages when it's not.

Safely Access the RStudio API

package-ubuntu-20.04-r-4.0.5#cran#rstudioapi-0.13

<p>Preview an Rd topic in the Help pane.
</p>

<table summary="R argblock"><tr valign="top">
<td><code>rdFile</code></td>
<td>
<p>The path to an <code>.Rd</code> file.</p>
</td>
</tr></table>

<p>The <code>previewRd</code> function was added in version 0.98.191 of
RStudio.
</p>

## Not run: 
rstudioapi::previewRd("~/MyPackage/man/foo.Rd")

## End(Not run)

package-ubuntu-20.04-r-4.0.5#cran#rstudioapi-0.13#docs#previewRd

previewRd