" From https://sanctum.geek.nz/cgit/dotfiles.git/tree/vim/autoload/option.vim

" Split a comma-separated option value into parts, accounting for escaped
" commas and leading whitespace as Vim itself does internally
"
function! option#Split(expr, ...) abort
  if a:0 > 1
    echoerr 'Too many arguments'
  endif
  let keepempty = a:0 ? a:1 : 0
  let parts = split(a:expr, '\\\@<!,[, ]*', keepempty)
  return map(copy(parts), 'substitute(v:val, ''\\,'', '','', ''g'')')
endfunction

" Escape the right-hand side of a :set option value
"
function! option#Escape(expr) abort
  return escape(a:expr, ' |"\')
endfunction