Non-portable path linterSource:
file.path() is used to construct safe and portable paths.
Less stringent linting, leading to fewer false positives. If
TRUE, only lint path strings, which
contain at least two path elements, with one having at least two characters and
contain only alphanumeric chars (including UTF-8), spaces, and win32-allowed punctuation
linters for a complete list of linters available in lintr.