Update git_obj_compare_fun.R

[valduran18]

added an internal use function obj_compare that updates the output of diffdf, giving the user the option of either outputting the default settings, or only the warning message. If no differences are found, a character string message is returned instead of the default list. obj_compare is then used in git_object_compare

[valduran18]

one thing to note is that this function runs much faster on server:

vs

while running this code under the profvis package, it looks like the git2r function odb_blobs() is taking up the most time

[valduran18]

odb_blobs() on my local RStudio took ~30 min to run

[valduran18]

odb_blobs() on my local RStudio took ~30 min to run

one possible solution is to change odb_blobs() to system2("git" ,"ls-files '*.rda'" , stdout = TRUE)

[slager]

Workflow:

@valduran18

If we want to include these changes in develop, we should: 1) merge this PR into git_object_compare, and then 2) merge #149 into develop