[Rd] Wish List: base::source() + Add Execution Time Argument

[Iñaki Úcar]

2017-12-21 12:46 GMT+01:00 Juan Telleria <jtelleriar at gmail.com>:
> Dear R Developers,
>
> Adding to source() base function a Timer which indicates the execution time
> of the source code would be a very well welcome feature, and in my opinion
> not difficult to implement as an additional funtion argument.
>
> The source(timing = TRUE) function shall execute internally the following
> code for each statement:
>
> old <- Sys.time() # get start time at the beginning of source()
> # source code
> # print elapsed time
> new <- Sys.time() - old # calculate difference
> print(new) # print in nice format

system.time(source(...)) does what you want.

Iñaki