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

[Duncan Murdoch]

On 12-11-13 4:50 PM, Michael wrote:
> but there are hundreds of such functions...? how to mark them all using
> "debug"?

When you see you are about to enter one that you haven't marked, you can 
mark it from within the debugger.  (So in some other debuggers you'd 
type "s" to step in; in R you need to type "debug(foo)" then "n".

Duncan Murdoch

> thanks!
>
> On Tue, Nov 13, 2012 at 3:43 PM, Duncan Murdoch
> <murdoch.duncan at gmail.com <mailto:murdoch.duncan at gmail.com>> wrote:
>
>     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
>
>