From 79562a614e4c9690dd1053d6e36c0e7b06e53d33 Mon Sep 17 00:00:00 2001
From: Maxime Coste <frrrwww@gmail.com>
Date: Mon, 20 Jul 2015 13:14:08 +0100
Subject: [PATCH] Fix colorscheme completion that triggered a shell syntax
 error

When the user colors dir was missing, expr was failing, with
the error ending up in the *debug* buffer
---
 share/kak/kakrc | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/share/kak/kakrc b/share/kak/kakrc
index e50a97b5..f7edadf5 100644
--- a/share/kak/kakrc
+++ b/share/kak/kakrc
@@ -11,9 +11,13 @@ def -shell-params -docstring "colorscheme <name>: enable named colorscheme" \
     (
       localconfdir=${XDG_CONFIG_HOME:-${HOME}/.config}/kak
       for col in ${kak_runtime}/colors/*.kak ${localconfdir}/colors/*.kak; do
-          expr $(basename "${col}" .kak) : "^\(${prefix}.*\)$"
+          candidate=$(basename "${col}" .kak)
+          case ${candidate} in
+             \**) ;;
+             ${prefix}*) echo ${candidate} ;;
+          esac
       done
-    ) | sort -u | grep -v '^$'
+    ) | sort -u
   } \
   colorscheme %{ %sh{
     localconfdir=${XDG_CONFIG_HOME:-${HOME}/.config}/kak