feat: implement undo/redo system with history tracking and tests

Co-authored-by: aider (deepseek/deepseek-coder) <aider@aider.chat>
2026-05-01 20:10:45 +00:00
parent b64b0cd418
commit be3582bc13
4 changed files with 702 additions and 8 deletions
--- a/tui.c
+++ b/tui.c
@@ -735,6 +735,20 @@ void tui_run(Engine *engine) {
                break;
            }
                
+            case 'u': {
+                // Undo
+                engine_undo_action(engine);
+                engine_process_commands(engine);
+                break;
+            }
+                
+            case 18: {  // Ctrl+R (18 = 0x12)
+                // Redo
+                engine_redo_action(engine);
+                engine_process_commands(engine);
+                break;
+            }
+                
            case 27:  // Escape key
            case 'Q':
                return;