From 13a45d74eb246894516aa9315622cf99d7f27697 Mon Sep 17 00:00:00 2001
From: Peter Stephenson <pws@users.sourceforge.net>
Date: Thu, 29 Mar 2012 20:31:33 +0000
Subject: users/16932: implement $UNDO_CHANGE_NO and argument to undo widget

---
 Functions/Zle/replace-string | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'Functions')

diff --git a/Functions/Zle/replace-string b/Functions/Zle/replace-string
index a3416a403..68aac28d2 100644
--- a/Functions/Zle/replace-string
+++ b/Functions/Zle/replace-string
@@ -4,6 +4,9 @@ setopt extendedglob
 autoload -Uz read-from-minibuffer replace-string-again
 
 local p1  p2
+integer changeno=$UNDO_CHANGE_NO
+
+{
 
 if [[ -n $_replace_string_src ]]; then
   p1="[$_replace_string_src -> $_replace_string_rep]"$'\n'
@@ -30,4 +33,10 @@ if [[ -n $REPLY ]]; then
   typeset -g _replace_string_rep=$REPLY
 fi
 
+} always {
+  # Undo back to the original line; we don't want the
+  # undo history of editing the strings left.
+  zle undo $changeno
+}
+
 replace-string-again $curwidget
-- 
cgit 1.4.1