as.character.filename   Coerce a character to a filename
as.filename             Coerce to a filename
filename                Create a filename.
insert                  Insert tag or extension into a file name
is.filename             Type checking for filename
make_path               Create directory structure for a file path
set_fdate               Set date stamp in a file name
set_fext                Set file extension
set_fpath               Set path in a file name
set_ftime               Set time stamp in a file name
tag                     Insert tag or extension and coerce to character
trim_ext                Trim extensions from a file name
