[R-pkg-devel] speeding up package code/build/test cycle

[Duncan Murdoch]

On 24/06/2021 5:22 p.m., Gábor Csárdi wrote:
> On Thu, Jun 24, 2021 at 10:31 PM Duncan Murdoch
> <murdoch.duncan using gmail.com> wrote:
> [...]
>> I'm working in RStudio on a Mac, in case that makes any difference.
> 
> Yes, RStudio probably does its own thing in "Install and restart". The
> pre-clean of course removes the object files from the package src/
> directory, so the next load_all() will need to recompile everything.

But why did step 5 recompile everything?  Here's what you left out of 
the quote:

> 4.  Click "Install and Restart" button again
> 
> This is the fast build I was talking about:  no recompiling.
> 
> 5.  devtools::load_all(".")
> 
> This does the full compile again, so it's slow.

Duncan Murdoch