done \x in strings pretty messy

Author: mendelsshop

src/cli.rs

@@ -75,10 +75,10 @@ pub fn get_dash_args(args: &[String], start_index: usize, args_struct: &mut Pars
                     }
                     let num = match &args_struct.file {
                         // TODO: use rand
-                        file if file.is_empty() => 0i32,
-                        file => file.len() as i32,
+                        file if file.is_empty() => 0,
+                        file => file.len(),
                     };
-                    unsafe { TOGGLE_CASE = num }
+                    unsafe { TOGGLE_CASE = num.try_into().unwrap() }
                 } else if char_part_arg == 't' {
                     let number: i32 = match arg.split_once('=') {
                         Some(n) => match n.1.parse() {

src/lexer.rs

@@ -164,7 +164,20 @@ impl Lexer {
                     self.source.insert(self.current, '\x1b');
                     self.advance();
                 } else if self.peek() == 'X' {
-                    todo!();
+                    self.source.remove(self.current);
+                    match self.source.remove(self.current) {
+                        x if x.is_ascii_hexdigit() => match self.source.remove(self.current) {
+                            y if y.is_ascii_hexdigit() =>   {self.source.insert(self.current,  u8::from_str_radix(format!("{x}{y}").as_str(), 16).unwrap() as char);
+                            self.advance();},
+                            y =>  {self.source.insert(self.current, u8::from_str_radix(format!("{x}").as_str(), 16).unwrap() as char);
+                            self.source.insert(self.current+1, y);
+                        self.advance();}
+                        },
+                        x => {self.source.insert(self.current, x);
+                            self.advance();
+                        }
+                    };
+    
                 } else if self.peek() == 'O' {
                     todo!();
                 } else if self.peek() == 'U' {

umpl_examples/simple.umpl

@@ -13,7 +13,7 @@ create str  with ((multiply  `ff\n`  5.76))>
 (4)>>
 create str with `df`
 (str)>
-(`fdff\a `)>
+(`fdff\X4\n`)>
 ((multiplywith str 5))<
 (str)>>
 ((addwith str 5))<