[R] How do I step thru all lines (including step into sub-routines) in a R script?

[Duncan Murdoch]

On 12-11-13 4:05 PM, Michael wrote:
> How do I step thru all lines (including step into sub-routines) in a R
> script?
>
> Hi all,
>
> I know I can put a "browser()" into any place...
>
> but how to step into sub-routines?
>
> Keep pressing "n" at the break-point seems not getting me into the
> sub-routines?

Mark all your functions for debugging using debug().  It's not like a 
debugger that will single step until you tell it to just continue on, 
but it gives you the individual steps.

When you've had enough of that, use undebug() to mark the functions for 
stepping over.

Duncan Murdoch