From 4f39bbbd41355b25bc8bfef36186c97d818f9ee4 Mon Sep 17 00:00:00 2001
From: CJ van den Berg <cj@vdbonline.com>
Date: Wed, 24 Dec 2025 00:02:41 +0100
Subject: [PATCH] refactor: add support for delete word during completion

---
 src/keybind/builtin/flow.json     |  2 ++
 src/tui/mode/overlay/dropdown.zig | 16 ++++++++++++++++
 2 files changed, 18 insertions(+)

diff --git a/src/keybind/builtin/flow.json b/src/keybind/builtin/flow.json
index 41af849..ed65972 100644
--- a/src/keybind/builtin/flow.json
+++ b/src/keybind/builtin/flow.json
@@ -386,6 +386,7 @@
             ["ctrl+down", "palette_menu_down"],
             ["ctrl+enter", "palette_menu_activate"],
             ["tab", "palette_menu_complete"],
+            ["ctrl+backspace", "overlay_delete_word_left"],
             ["backspace", "overlay_delete_backwards"]
         ]
     },
@@ -400,6 +401,7 @@
             ["down", "palette_menu_down"],
             ["enter", "palette_menu_activate"],
             ["tab", "palette_menu_complete"],
+            ["ctrl+backspace", "overlay_delete_word_left"],
             ["backspace", "overlay_delete_backwards"]
         ]
     },
diff --git a/src/tui/mode/overlay/dropdown.zig b/src/tui/mode/overlay/dropdown.zig
index a629c84..1a54f85 100644
--- a/src/tui/mode/overlay/dropdown.zig
+++ b/src/tui/mode/overlay/dropdown.zig
@@ -353,6 +353,17 @@ pub fn Create(options: type) type {
             return matches.items.len;
         }
 
+        fn delete_word(self: *Self) !void {
+            if (std.mem.lastIndexOfAny(u8, self.query.items, "/\\. -_")) |pos| {
+                self.query.shrinkRetainingCapacity(pos);
+            } else {
+                self.query.shrinkRetainingCapacity(0);
+            }
+            if (@hasDecl(options, "update_query"))
+                options.update_query(self, self.query.items);
+            return self.start_query(0);
+        }
+
         fn delete_code_point(self: *Self) !void {
             if (self.query.items.len > 0) {
                 self.query.shrinkRetainingCapacity(self.query.items.len - tui.egc_last(self.query.items).len);
@@ -532,6 +543,11 @@ pub fn Create(options: type) type {
             }
             pub const palette_menu_cancel_meta: Meta = .{};
 
+            pub fn overlay_delete_word_left(self: *Self, _: Ctx) Result {
+                self.delete_word() catch |e| return tp.exit_error(e, @errorReturnTrace());
+            }
+            pub const overlay_delete_word_left_meta: Meta = .{ .description = "Delete word to the left" };
+
             pub fn overlay_delete_backwards(self: *Self, _: Ctx) Result {
                 self.delete_code_point() catch |e| return tp.exit_error(e, @errorReturnTrace());
             }