Add Insert/Delete bindings with combined modifiers

Fixes #3046.

2 files changed, 33 insertions, 24 deletions

diff --git a/CHANGELOG.md b/CHANGELOG.md
index f09ad225..d1249ac1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Added compatibility logo variants for environments which can't render the default SVG
 
+### Added
+
+- Terminal escape bindings with combined modifiers for Delete and Insert
+
 ### Fixed
 
 - URLs not truncated with non-matching single quote
diff --git a/alacritty/src/config/bindings.rs b/alacritty/src/config/bindings.rs
index 17a6d0b7..b5680439 100644
--- a/alacritty/src/config/bindings.rs
+++ b/alacritty/src/config/bindings.rs
@@ -344,53 +344,55 @@ pub fn default_key_bindings() -> Vec<KeyBinding> {
         let modifiers_code = index + 2;
         bindings.extend(bindings!(
             KeyBinding;
-            Key::Up,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::Delete, [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Action::Esc(format!("\x1b[3;{}~", modifiers_code));
+            Key::Up,     [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[1;{}A", modifiers_code));
-            Key::Down,  [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::Down,   [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[1;{}B", modifiers_code));
-            Key::Right, [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::Right,  [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[1;{}C", modifiers_code));
-            Key::Left,  [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::Left,   [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[1;{}D", modifiers_code));
-            Key::F1,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::F1,     [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[1;{}P", modifiers_code));
-            Key::F2,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::F2,     [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[1;{}Q", modifiers_code));
-            Key::F3,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::F3,     [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[1;{}R", modifiers_code));
-            Key::F4,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::F4,     [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[1;{}S", modifiers_code));
-            Key::F5,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::F5,     [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[15;{}~", modifiers_code));
-            Key::F6,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::F6,     [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[17;{}~", modifiers_code));
-            Key::F7,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::F7,     [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[18;{}~", modifiers_code));
-            Key::F8,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::F8,     [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[19;{}~", modifiers_code));
-            Key::F9,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::F9,     [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[20;{}~", modifiers_code));
-            Key::F10,   [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::F10,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[21;{}~", modifiers_code));
-            Key::F11,   [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::F11,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[23;{}~", modifiers_code));
-            Key::F12,   [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::F12,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[24;{}~", modifiers_code));
-            Key::F13,   [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::F13,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[25;{}~", modifiers_code));
-            Key::F14,   [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::F14,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[26;{}~", modifiers_code));
-            Key::F15,   [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::F15,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[28;{}~", modifiers_code));
-            Key::F16,   [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::F16,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[29;{}~", modifiers_code));
-            Key::F17,   [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::F17,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[31;{}~", modifiers_code));
-            Key::F18,   [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::F18,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[32;{}~", modifiers_code));
-            Key::F19,   [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::F19,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[33;{}~", modifiers_code));
-            Key::F20,   [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+            Key::F20,    [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
             Action::Esc(format!("\x1b[34;{}~", modifiers_code));
         ));
 
@@ -399,6 +401,8 @@ pub fn default_key_bindings() -> Vec<KeyBinding> {
         if modifiers_code != 2 {
             bindings.extend(bindings!(
                 KeyBinding;
+                Key::Insert,   [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
+                Action::Esc(format!("\x1b[2;{}~", modifiers_code));
                 Key::PageUp,   [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
                 Action::Esc(format!("\x1b[5;{}~", modifiers_code));
                 Key::PageDown, [shift: mods.shift, alt: mods.alt, ctrl: mods.ctrl];
@@ -454,6 +458,7 @@ pub fn platform_key_bindings() -> Vec<KeyBinding> {
         Key::Equals, [logo: true]; Action::IncreaseFontSize;
         Key::Add, [logo: true]; Action::IncreaseFontSize;
         Key::Minus, [logo: true]; Action::DecreaseFontSize;
+        Key::Insert, [shift: true]; Action::Esc("\x1b[2;2~".into());
         Key::F, [ctrl: true, logo: true]; Action::ToggleFullscreen;
         Key::K, [logo: true]; Action::ClearHistory;
         Key::K, [logo: true]; Action::Esc("\x0c".into());