[R] Dependency Injection & Inversion of Control for Data

[William Dunlap]

R is a functional language so you might want to google for 'dependency
injection functional language' and see why dependency injection is not
a hot concept in R.

Bill Dunlap
TIBCO Software
wdunlap tibco.com


On Tue, Jul 29, 2014 at 9:02 AM, Reed Spool <reed at graphicacy.com> wrote:
> Greetings,
>
> New to R, coming from Java (Spring).
>
> We have many different data sources (CSV's) for our analysis. Some of them
> need preprocessing at the time of analysis - doing it earlier and saving
> the resultant table doesn't make sense.
>
> My code is getting tangled quickly as I try to read.csv my many data files
> and source both the preprocessing stuff as well as my analysis code.
>
> I'm hoping for a streamlined method of injecting the data/code needed into
> my analysis code, instead of imperatively sorting everything out at the top
> of my analysis code.
>
> Googling "Dependency Injection R" and "Inversion of Control R" gave nothing
> useful. Searching for "Dependency Management" brought me to the packrat
> package, but that doesn't seem to have the injection element I'm looking
> for (as I would expect from such a system).
>
> Am I barking up the wrong tree? I can't imagine my problem is a new one.
> How do you solve it?
>
> Cheers,
> Reed
>
>         [[alternative HTML version deleted]]
>
> ______________________________________________
> R-help at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.