From 40b6d295d93f00f30e872290068d6c46be32aac3 Mon Sep 17 00:00:00 2001
From: Jorge Bucaran <mail@jorgebucaran.com>
Date: Sun, 1 May 2016 11:56:59 +0900
Subject: [PATCH] Do not generate false color uvars if value is not previously
 set.

---
 fisher.fish | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/fisher.fish b/fisher.fish
index 0549c18..d0ef4e4 100644
--- a/fisher.fish
+++ b/fisher.fish
@@ -1466,6 +1466,9 @@ end
 
 function __fisher_restore_fish_colors
     command awk '
+        $0 == "" {
+            next
+        }
         NR == 1 {
             print("set -U fish_color_normal " $0)
         }