From 79b47a31332309b6fc1e5831e031ee4ca0d54450 Mon Sep 17 00:00:00 2001
From: Rose Hogenson <rosehogenson@posteo.net>
Date: Sun, 7 Jan 2024 00:18:07 -0800
Subject: Implement redo.

Is this how redo works?
---
 src/term.rs | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/term.rs')

diff --git a/src/term.rs b/src/term.rs
index 3a56091..988786d 100644
--- a/src/term.rs
+++ b/src/term.rs
@@ -69,6 +69,7 @@ pub enum Key {
     CtrlQ,
     CtrlS,
     CtrlZ,
+    CtrlY,
     Up,
     Down,
     Left,
@@ -80,6 +81,7 @@ pub enum Key {
 pub fn read_key() -> Result<Key, Box<dyn Error>> {
     const CTRL_Q: u8 = 17;
     const CTRL_S: u8 = 19;
+    const CTRL_Y: u8 = 25;
     const CTRL_Z: u8 = 26;
     const BACKSPACE: u8 = 127;
     const ESC: u8 = 27;
@@ -93,6 +95,9 @@ pub fn read_key() -> Result<Key, Box<dyn Error>> {
         if buf[0] == CTRL_S {
             return Ok(Key::CtrlS);
         }
+        if buf[0] == CTRL_Y {
+            return Ok(Key::CtrlY);
+        }
         if buf[0] == CTRL_Z {
             return Ok(Key::CtrlZ);
         }
-- 
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