From e8a35bfaa83c3a93cd7e9c214c410a01eeb8781b Mon Sep 17 00:00:00 2001
From: Mahmoud Al-Qudsi <mqudsi@neosmart.net>
Date: Thu, 16 Aug 2018 13:20:04 -0500
Subject: [PATCH] Prevent errors in __fish_describe_command when apropos isn't
 installed

__fish_describe_command now bails early if `type -q apropos` returns a
non-zero exit code.
---
 share/functions/__fish_describe_command.fish | 1 +
 1 file changed, 1 insertion(+)

diff --git a/share/functions/__fish_describe_command.fish b/share/functions/__fish_describe_command.fish
index d102f0e71..7fb334d78 100644
--- a/share/functions/__fish_describe_command.fish
+++ b/share/functions/__fish_describe_command.fish
@@ -8,6 +8,7 @@ function __fish_describe_command -d "Command used to find descriptions for comma
     # TODO: stop interpolating argv into regex, and remove this hack.
     string match --quiet --regex '^[a-zA-Z0-9_ ]+$' -- "$argv"
     or return
+    type -q apropos; or return
     apropos $argv 2>/dev/null | awk -v FS=" +- +" '{
 		split($1, names, ", ");
 		for (name in names)