Update todo, and optimize

TODO.md

-- [ ] Fix `d<motion>`
-- [ ] Add 't' command
-- [ ] Clear up `let` borrowck bypassers
 - [ ] Make editor.pos method and use that instead of
+- [ ] Add word navigation
+
+
+Known bugs:
+
+- [ ] When using `t` with a char that isn't in the document, Sodium will crash.
+- [ ] `d<motion>` does not do anything if: 1) the motion moves to the end of a line. 2) if the motion moves to the last line.

cursor.rs

@@ -30,8 +30,8 @@ impl Editor {
     /// Get the char under the cursor
     #[inline]
     pub fn current(&self) -> char {
-        let curs = self.cursor();
-        self.text[curs.y][curs.x]
+        let (x, y) = self.pos();
+        self.text[y][x]
     }
 
     /// Get the current cursor

delete.rs

@@ -4,8 +4,7 @@ impl Editor {
     /// Delete char
     #[inline]
     pub fn delete(&mut self) {
-        let y = self.y();
-        let x = self.x();
+        let (x, y) = self.pos();
         if self.text[y].is_empty() {
             if self.text.len() != 1 {
                 self.text.remove(y);

editor.rs

@@ -37,7 +37,7 @@ impl Editor {
 
         let mut editor = Editor {
             current_cursor: 0,
-            cursors: Vec::new(),
+            cursors: vec![Cursor::new()],
             text: VecDeque::new(),
             scroll_x: 0,
             scroll_y: 0,
@@ -48,10 +48,10 @@ impl Editor {
             options: Options::new(),
         };
 
-        editor.cursors.push(Cursor::new());
         editor.text.push_back(VecDeque::new());
 
         editor.redraw();
+
         loop {
             let inp = editor.next_inst();
             editor.exec(inp);

help.txt

@@ -69,6 +69,7 @@ Navigation:
 - <numeral>g : Go to <numeral> line
 - g<motion> : Do <motion>
 - G : Go to the end of the document
+- t<char> : Go to the next occurence of <char>
 
 Cursor management:
 - b : Branch the cursor
@@ -143,6 +144,7 @@ stated.
                line
 - <numeral>g : Go to <numeral> line
 - G : Go to the end of the document
+- t<char> : Go to the next occurence of <char>
 
 Tips'n'tricks
 -------------

insert.rs

@@ -23,8 +23,7 @@ pub struct InsertOptions {
 impl Editor {
     /// Insert text
     pub fn insert(&mut self, k: Key, InsertOptions { mode: mode }: InsertOptions) {
-        let mut x = self.x();
-        let mut y = self.y();
+        let (mut x, mut y) = self.pos();
         match mode {
             InsertMode::Insert => match k {
                 Key::Char('\n') => {

parse.rs

@@ -131,6 +131,5 @@ impl Editor {
             }
         }
 
-        unreachable!()
     }
 }

position.rs

@@ -14,7 +14,7 @@ impl Editor {
     pub fn x(&self) -> usize {
         self.pos().0
     }
- 
+
     #[inline]
     /// Y coordinate
     pub fn y(&self) -> usize {