From bc8abe5ea26aa031395c754e3e9710dcc62dd0f0 Mon Sep 17 00:00:00 2001
From: Brian Derr <brian@derrclan.com>
Date: Thu, 19 Feb 2015 13:30:50 -0800
Subject: [PATCH] Verify zle is active before trying to reset-prompt.

---
 plugins/vi-mode/vi-mode.plugin.zsh | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/plugins/vi-mode/vi-mode.plugin.zsh b/plugins/vi-mode/vi-mode.plugin.zsh
index f2745b40..ac923329 100644
--- a/plugins/vi-mode/vi-mode.plugin.zsh
+++ b/plugins/vi-mode/vi-mode.plugin.zsh
@@ -17,8 +17,12 @@ function zle-keymap-select zle-line-init zle-line-finish {
 # Ensure that the prompt is redrawn when the terminal size changes.
 TRAPWINCH() {
   if [[ -o zle ]]; then
-    zle reset-prompt
-    zle -R
+    # Verify that zle is active before trying to reset-prompt.
+    zle
+    if [[ $? -eq 0 ]]; then
+      zle reset-prompt
+      zle -R
+    fi
   fi
 }
 
-- 
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