use array for ls options

diff --git a/.zsh/zshrc/30_aliases b/.zsh/zshrc/30_aliases
index 42c5624dd7907ff69d46acc0048263abfc68e21c..5aeb0a7de0c178b56662fd64e1b097c855dd9999 100644 (file)
--- a/.zsh/zshrc/30_aliases
+++ b/.zsh/zshrc/30_aliases
@@ -23,12 +23,12 @@ alias curl='noglob curl'
 alias apt-cache='noglob apt-cache'
 alias locate='noglob locate'
 
-_LS_OPTS='-bCF --color=auto'
+_ls_opts=(-bCF --color=auto)
 ls --group-directories-first >/dev/null 2>&1 \
-  && _LS_OPTS="$_LS_OPTS --group-directories-first"
+  && _ls_opts+=--group-directories-first
 # I prefer POSIX collation for ls
-alias ls="LC_COLLATE=POSIX ls $_LS_OPTS"
-unset _LS_OPTS
+alias ls="LC_COLLATE=POSIX ls $_ls_opts"
+unset _ls_opts
 
 alias ll='ls -l'
 alias l=ll