added move cursor feature

src/editor/terminal.rs

@@ -0,0 +1,30 @@
+use crossterm::cursor::MoveTo;
+use crossterm::execute;
+use crossterm::terminal::{disable_raw_mode, enable_raw_mode, size, Clear, ClearType};
+use std::io::stdout;
+
+pub struct Terminal {}
+
+impl Terminal {
+    pub fn terminate() -> Result<(), std::io::Error> {
+        disable_raw_mode()?;
+        Ok(())
+    }
+    pub fn initialize() -> Result<(), std::io::Error> {
+        enable_raw_mode()?;
+        Self::clear_screen()?;
+        Self::move_cursor_to(0, 0)?;
+        Ok(())
+    }
+    pub fn clear_screen() -> Result<(), std::io::Error> {
+        execute!(stdout(), Clear(ClearType::All))?;
+        Ok(())
+    }
+    pub fn move_cursor_to(x: u16, y: u16) -> Result<(), std::io::Error> {
+        execute!(stdout(), MoveTo(x, y))?;
+        Ok(())
+    }
+    pub fn size() -> Result<(u16, u16), std::io::Error> {
+        size()
+    }
+}