Remove now useless util module

showbits-thermal-printer/src/main.rs

@@ -1,7 +1,6 @@
 mod drawer;
 mod printer;
 mod server;
-mod util;
 
 use std::path::PathBuf;
 

showbits-thermal-printer/src/util.rs

@@ -1,18 +0,0 @@
-const CODE_PAGE_437_SECOND_HALF: &str = concat!(
-    "ÇüéâäàåçêëèïîìÄÅ",
-    "ÉæÆôöòûùÿÖÜ¢£¥₧ƒ",
-    "áíóúñѪº¿⌐¬½¼¡«»",
-    "░▒▓│┤╡╢╖╕╣║╗╝╜╛┐",
-    "└┴┬├─┼╞╟╚╔╩╦╠═╬╧",
-    "╨╤╥╙╘╒╓╫╪┘┌█▄▌▐▀",
-    "αßΓπΣσµτΦΘΩδ∞φε∩",
-    "≡±≥≤⌠⌡÷≈°∙·√ⁿ²■",
-);
-
-fn is_safe(c: char) -> bool {
-    c.is_ascii_graphic() || c == ' ' || c == '\n' || CODE_PAGE_437_SECOND_HALF.contains(c)
-}
-
-pub fn sanitize(text: &str) -> String {
-    text.chars().filter(|&c| is_safe(c)).collect::<String>()
-}