getFunctionName: A set of helpers for Cache
Description
These are internal only.
Usage
getFunctionName(FUN, ..., overrideCall)
Arguments
- FUN
A function
- ...
passing the ...
from outer function, which will include potential
arguments to the FUN
- overrideCall
A character string indicating a different (not "Cache") function
name to search for. Mostly so that this works with deprecated "cache".