From 0398d9339217aa0710c0de45a7e9b587136e7129 Mon Sep 17 00:00:00 2001
From: Alastair Stanley <alastairstanley@ntlworld.com>
Date: Tue, 21 May 2024 12:17:41 -0400
Subject: [PATCH] =?UTF-8?q?gh-119035:=20Add=20Ctrl+=E2=86=90=20and=20Ctrl+?=
 =?UTF-8?q?=E2=86=92=20word-skipping=20keybindings=20to=20new=20repl=20(#1?=
 =?UTF-8?q?19248)?=
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add word-skipping ctrl keybindings to new repl
---
 Lib/_pyrepl/keymap.py | 9 ++++++---
 Lib/_pyrepl/reader.py | 2 ++
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/Lib/_pyrepl/keymap.py b/Lib/_pyrepl/keymap.py
index e1421730e75..a303589280e 100644
--- a/Lib/_pyrepl/keymap.py
+++ b/Lib/_pyrepl/keymap.py
@@ -177,9 +177,12 @@ def _parse_key1(key, s):
             ret = key[s]
             s += 1
     if ctrl:
-        if len(ret) > 1:
-            raise KeySpecError("\\C- must be followed by a character")
-        ret = chr(ord(ret) & 0x1F)  # curses.ascii.ctrl()
+        if len(ret) == 1:
+            ret = chr(ord(ret) & 0x1F)  # curses.ascii.ctrl()
+        elif ret in {"left", "right"}:
+            ret = f"ctrl {ret}"
+        else:
+            raise KeySpecError("\\C- followed by invalid key")
     if meta:
         ret = ["\033", ret]
     else:
diff --git a/Lib/_pyrepl/reader.py b/Lib/_pyrepl/reader.py
index d15a1501808..2c8c9e7dc4b 100644
--- a/Lib/_pyrepl/reader.py
+++ b/Lib/_pyrepl/reader.py
@@ -136,7 +136,9 @@ def make_default_commands() -> dict[CommandName, type[Command]]:
         (r"\<up>", "up"),
         (r"\<down>", "down"),
         (r"\<left>", "left"),
+        (r"\C-\<left>", "backward-word"),
         (r"\<right>", "right"),
+        (r"\C-\<right>", "forward-word"),
         (r"\<delete>", "delete"),
         (r"\<backspace>", "backspace"),
         (r"\M-\<backspace>", "backward-kill-word"),