feat: toggle wrapping in shell output windows

src/editor.rs

@@ -140,6 +140,9 @@ pub struct StartupDiagnostic {
 pub(crate) struct ShellOutput {
     pub(crate) title: String,
     pub(crate) content: StartupDiagnostic,
+    pub(crate) wrapping: bool,
+    pub(crate) wrapped_rows: Cell<usize>,
+    pub(crate) wrapped_lines: std::cell::RefCell<(usize, Vec<(usize, crate::wrap::Segment)>)>,
 }
 
 pub struct Hover {
@@ -6992,6 +6995,9 @@ impl Editor {
             .collect();
         self.command_output = Some(ShellOutput {
             title: format!("{status} · !{command}"),
+            wrapping: false,
+            wrapped_rows: Cell::new(1),
+            wrapped_lines: Default::default(),
             content: StartupDiagnostic {
                 lines,
                 top: 0,
@@ -7002,25 +7008,45 @@ impl Editor {
     }
 
     fn handle_command_output(&mut self, input: &Input) -> bool {
+        let toggle = input == &Input::Char('w')
+            || matches!(
+                self.bindings
+                    .get(&self.binding_mode())
+                    .and_then(|keys| keys.get(input)),
+                Some(Binding::Action(Action::WordWrapToggle))
+            );
         let Some(output) = &mut self.command_output else {
             return false;
         };
+        if toggle {
+            output.wrapping = !output.wrapping;
+            output.content.top = 0;
+            output.content.left = 0;
+            return true;
+        }
+        let rows = if output.wrapping {
+            output.wrapped_rows.get()
+        } else {
+            output.content.lines.len()
+        };
         let content = &mut output.content;
         match input {
             Input::Escape | Input::Enter => self.command_output = None,
             Input::Up | Input::Ctrl('k') => content.top = content.top.saturating_sub(1),
             Input::Down | Input::Ctrl('j') => {
-                content.top = content.top.saturating_add(1).min(content.lines.len() - 1);
+                content.top = content.top.saturating_add(1).min(rows.saturating_sub(1));
             }
-            Input::Left | Input::Ctrl('h') => content.left = content.left.saturating_sub(1),
-            Input::Right | Input::Ctrl('l') => {
+            Input::Left | Input::Ctrl('h') if !output.wrapping => {
+                content.left = content.left.saturating_sub(1)
+            }
+            Input::Right | Input::Ctrl('l') if !output.wrapping => {
                 content.left = content.left.saturating_add(1).min(content.max_column);
             }
             Input::Home => {
                 content.top = 0;
                 content.left = 0;
             }
-            Input::End => content.top = content.lines.len() - 1,
+            Input::End => content.top = rows.saturating_sub(1),
             _ => {}
         }
         true