Tidy file paths, character vectors which are coloured by file type on capable terminals.
Colouring can be customized by setting the
LS_COLORS environment variable,
the format is the same as that read by GNU ls / dircolors.
Colouring of file paths can be disabled by setting
LS_COLORS to an empty
Sys.setenv(LS_COLORS = "").
https://geoff.greer.fm/lscolors, https://github.com/trapd00r/LS_COLORS, https://github.com/seebi/dircolors-solarized for some example colour settings.