feat: support mapping F1-F12 keys to ANSI escape sequences (resolves #91)

src/terminal/mod.rs

@@ -764,6 +764,18 @@ fn zed_like_to_esc_str(
         ("^", TerminalModifiers::Ctrl) => Some("\x1e"),
         ("_", TerminalModifiers::Ctrl) => Some("\x1f"),
         ("?", TerminalModifiers::Ctrl) => Some("\x7f"),
+        ("f1", TerminalModifiers::None) => Some("\x1bOP"),
+        ("f2", TerminalModifiers::None) => Some("\x1bOQ"),
+        ("f3", TerminalModifiers::None) => Some("\x1bOR"),
+        ("f4", TerminalModifiers::None) => Some("\x1bOS"),
+        ("f5", TerminalModifiers::None) => Some("\x1b[15~"),
+        ("f6", TerminalModifiers::None) => Some("\x1b[17~"),
+        ("f7", TerminalModifiers::None) => Some("\x1b[18~"),
+        ("f8", TerminalModifiers::None) => Some("\x1b[19~"),
+        ("f9", TerminalModifiers::None) => Some("\x1b[20~"),
+        ("f10", TerminalModifiers::None) => Some("\x1b[21~"),
+        ("f11", TerminalModifiers::None) => Some("\x1b[23~"),
+        ("f12", TerminalModifiers::None) => Some("\x1b[24~"),
         _ => None,
     };
     if let Some(esc) = manual_esc_str {
@@ -782,6 +794,18 @@ fn zed_like_to_esc_str(
             "pagedown" => Some(format!("\x1b[6;{}~", modifier_code)),
             "end" => Some(format!("\x1b[1;{}F", modifier_code)),
             "home" => Some(format!("\x1b[1;{}H", modifier_code)),
+            "f1" => Some(format!("\x1b[1;{}P", modifier_code)),
+            "f2" => Some(format!("\x1b[1;{}Q", modifier_code)),
+            "f3" => Some(format!("\x1b[1;{}R", modifier_code)),
+            "f4" => Some(format!("\x1b[1;{}S", modifier_code)),
+            "f5" => Some(format!("\x1b[15;{}~", modifier_code)),
+            "f6" => Some(format!("\x1b[17;{}~", modifier_code)),
+            "f7" => Some(format!("\x1b[18;{}~", modifier_code)),
+            "f8" => Some(format!("\x1b[19;{}~", modifier_code)),
+            "f9" => Some(format!("\x1b[20;{}~", modifier_code)),
+            "f10" => Some(format!("\x1b[21;{}~", modifier_code)),
+            "f11" => Some(format!("\x1b[23;{}~", modifier_code)),
+            "f12" => Some(format!("\x1b[24;{}~", modifier_code)),
             _ => None,
         };
         if let Some(esc) = modified {