macos: swiftlint 'unused_closure_parameter' rule

macos/.swiftlint.yml

@@ -24,7 +24,6 @@ disabled_rules:
   - orphaned_doc_comment
   - shorthand_operator
   - switch_case_alignment
-  - unused_closure_parameter
   - unused_enumerated
   - unused_optional_binding
   - vertical_parameter_alignment

macos/Sources/Features/Terminal/Window Styles/TransparentTitlebarTerminalWindow.swift

@@ -151,7 +151,7 @@ class TransparentTitlebarTerminalWindow: TerminalWindow {
         tabGroupWindowsObservation = tabGroup.observe(
             \.windows,
              options: [.new]
-        ) { [weak self] _, change in
+        ) { [weak self] _, _ in
             // NOTE: At one point, I guarded this on only if we went from 0 to N
             // or N to 0 under the assumption that the tab bar would only get
             // replaced on those cases. This turned out to be false (Tahoe).
@@ -175,7 +175,7 @@ class TransparentTitlebarTerminalWindow: TerminalWindow {
         tabBarVisibleObservation = tabGroup?.observe(
             \.isTabBarVisible,
              options: [.new]
-        ) { [weak self] _, change in
+        ) { [weak self] _, _ in
             guard let self else { return }
             guard let lastSurfaceConfig else { return }
             self.syncAppearance(lastSurfaceConfig)

macos/Sources/Ghostty/Surface View/SurfaceView.swift

@@ -865,7 +865,7 @@ extension Ghostty {
                 // Key sequence indicator
                 if !keySequence.isEmpty {
                     HStack(alignment: .center, spacing: 4) {
-                        ForEach(Array(keySequence.enumerated()), id: \.offset) { index, key in
+                        ForEach(Array(keySequence.enumerated()), id: \.offset) { _, key in
                             KeyCap(key.description)
                         }