From 3b8ff75dfacfcc44cc97552613cbe124bd0c6012 Mon Sep 17 00:00:00 2001
From: Nadeem Ahmad <nadeemahmad91@gmail.com>
Date: Thu, 6 Aug 2015 21:00:53 -0700
Subject: [PATCH] Add additional keybindings in vi-mode

ctrl-r: To allow backward history search
ctrl-s: To allow forward history search
ctrl-a: To allow navigation to beginning of line
ctrl-e: To allow navigation to end of line
---
 plugins/vi-mode/vi-mode.plugin.zsh | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/plugins/vi-mode/vi-mode.plugin.zsh b/plugins/vi-mode/vi-mode.plugin.zsh
index 0e2af5dce..ae6eb1a0f 100644
--- a/plugins/vi-mode/vi-mode.plugin.zsh
+++ b/plugins/vi-mode/vi-mode.plugin.zsh
@@ -28,6 +28,15 @@ bindkey '^?' backward-delete-char
 bindkey '^h' backward-delete-char
 bindkey '^w' backward-kill-word
 
+# allow ctrl-r for searching history backward (insert mode)
+bindkey '^r' history-incremental-search-backward
+# allow ctrl-s for searching history forward (insert mode)
+bindkey '^s' history-incremental-search-forward
+# allow ctrl-a to go to beginning of line (insert mode)
+bindkey '^a' beginning-of-line
+# allow ctrl-e to go to end of line (insert mode)
+bindkey '^e' end-of-line
+
 # if mode indicator wasn't setup by theme, define default
 if [[ "$MODE_INDICATOR" == "" ]]; then
   MODE_INDICATOR="%{$fg_bold[red]%}<%{$fg[red]%}<<%{$reset_color%}"