From 1a76ec5f5aaf1db2189c776b9dfa3bbd2e5c9e73 Mon Sep 17 00:00:00 2001
From: Maxim Baz <git@maximbaz.com>
Date: Mon, 10 Jul 2023 13:18:44 +0200
Subject: [PATCH 1/2] Add support for Ctrl+U to delete line backwards

---
 src/cursor.rs | 4 ++++
 src/input.rs  | 4 ++++
 src/main.rs   | 3 +++
 3 files changed, 11 insertions(+)

diff --git a/src/cursor.rs b/src/cursor.rs
index 3972f1a..6fea3f7 100644
--- a/src/cursor.rs
+++ b/src/cursor.rs
@@ -124,6 +124,10 @@ impl Cursor {
         }
     }
 
+    pub fn delete_line_backward(&mut self, text: &mut String) {
+        (0..self.col.max(1)).for_each(|_| self.delete_backward(text))
+    }
+
     pub fn delete_word_backward(&mut self, text: &mut String) {
         let end = self.idx;
         self.move_word_left(text);
diff --git a/src/input.rs b/src/input.rs
index 9e5074d..5677637 100644
--- a/src/input.rs
+++ b/src/input.rs
@@ -54,6 +54,10 @@ impl Input {
         self.cursor.delete_backward(&mut self.data);
     }
 
+    pub fn on_delete_line(&mut self) {
+        self.cursor.delete_line_backward(&mut self.data);
+    }
+
     pub fn on_delete_word(&mut self) {
         self.cursor.delete_word_backward(&mut self.data);
     }
diff --git a/src/main.rs b/src/main.rs
index 0e64fcc..0f23f09 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -342,6 +342,9 @@ async fn run_single_threaded(relink: bool) -> anyhow::Result<()> {
                 KeyCode::Char('b') if event.modifiers.contains(KeyModifiers::ALT) => {
                     app.get_input().move_back_word();
                 }
+                KeyCode::Char('u') if event.modifiers.contains(KeyModifiers::CONTROL) => {
+                    app.get_input().on_delete_line();
+                }
                 KeyCode::Char('w') if event.modifiers.contains(KeyModifiers::CONTROL) => {
                     app.get_input().on_delete_word();
                 }

From 602166d0caf235357f40565a7f323e6fe76c2949 Mon Sep 17 00:00:00 2001
From: Maxim Baz <git@maximbaz.com>
Date: Tue, 11 Jul 2023 00:41:05 +0200
Subject: [PATCH 2/2] Document `ctrl+u`

---
 README.md        | 1 +
 src/shortcuts.rs | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/README.md b/README.md
index 8d46396..6422e59 100644
--- a/README.md
+++ b/README.md
@@ -85,6 +85,7 @@ libraries that are not available on crates.io.
   * `alt+enter` Switch between multi-line and singl-line input modes.
   * `alt+left`, `alt+right` Jump to previous/next word.
   * `ctrl+w / ctrl+backspace / alt+backspace` Delete last word.
+  * `ctrl+u` Delete to the start of the line.
   * `enter` *when input box empty in single-line mode* Open URL from selected message.
   * `enter` *otherwise* Send message.
 * Multi-line message input
diff --git a/src/shortcuts.rs b/src/shortcuts.rs
index 638dbbd..a4c723e 100644
--- a/src/shortcuts.rs
+++ b/src/shortcuts.rs
@@ -26,6 +26,10 @@ pub static SHORTCUTS: &[ShortCut] = &[
         event: "ctrl+w / ctrl+backspace / alt+backspace",
         description: "Delete last word.",
     },
+    ShortCut {
+        event: "ctrl+u",
+        description: "Delete to the start of the line.",
+    },
     ShortCut {
         event: "enter, when input box empty in single-line mode",
         description: "Open URL from selected message.",