fixed clear problem

crates/terminal/src/mappings/keys.rs

@@ -36,18 +36,6 @@ impl Modifiers {
     }
 }
 
-///This function checks if to_esc_str would work, assuming all terminal settings are off.
-///Note that this function is conservative. It can fail in cases where the actual to_esc_str succeeds.
-///This is unavoidable for our use case. GPUI cannot wait until we acquire the terminal
-///lock to determine whether we could actually send the keystroke with the current settings. Therefore,
-///This conservative guess is used instead. Note that in practice the case where this method
-///Returns false when the actual terminal would consume the keystroke never happens. All keystrokes
-///that depend on terminal modes also have a mapping that doesn't depend on the terminal mode.
-///This is fragile, but as these mappings are locked up in legacy compatibility, it's probably good enough
-pub fn might_convert(keystroke: &Keystroke) -> bool {
-    to_esc_str(keystroke, &TermMode::NONE, false).is_some()
-}
-
 pub fn to_esc_str(keystroke: &Keystroke, mode: &TermMode, alt_is_meta: bool) -> Option<String> {
     let modifiers = Modifiers::new(keystroke);
 

crates/terminal/src/terminal.rs

@@ -635,7 +635,7 @@ impl Terminal {
                 term.grid_mut().reset_region(..cursor.line);
 
                 // Copy the current line up
-                let line = term.grid()[cursor.line][..cursor.column]
+                let line = term.grid()[cursor.line][..Column(term.grid().columns())]
                     .iter()
                     .cloned()
                     .enumerate()