/// Default order used to determine which string comes first
/// @type List
$default-order:
  "!" "#" "$" "%" "&" "'" "(" ")" "*" "+" "," "-" "." "/" "[" "\\" "]" "^" "_" "{" "|" "}" "~"
  "0" "1" "2" "3" "4" "5" "6" "7" "8" "9"
  "a" "b" "c" "d" "e" "f" "g" "h" "i" "j" "k" "l" "m" "n" "o" "p" "q" "r" "s" "t" "u" "v" "w" "x" "y" "z" !default;