replace __cdist_type_has_explorer with __cdist_dir_listing

Signed-off-by: Nico Schottelius <nico@kr.ethz.ch>

bin/cdist-config

@@ -330,15 +330,6 @@ __cdist_type_from_object()
    echo "${1%%/*}"
 }
 
-__cdist_type_has_explorer()
-{
-   # We only create output, if there's at least one explorer
-   # and can thus be used as a boolean ;-)
-   if [ -d "$(__cdist_type_explorer_dir "$1")" ]; then
-      ls -1 "$(__cdist_type_explorer_dir "$1")"
-   fi
-}
-
 __cdist_type_explorer_pushed()
 {
    [ -f "${__cdist_out_type_dir}/${__cdist_name_type_explorer_pushed}" ] \

core/__cdist_dir_listing

@@ -0,0 +1,30 @@
+#!/bin/sh
+#
+# 2011 Nico Schottelius (nico-cdist at schottelius.org)
+#
+# This file is part of cdist.
+#
+# cdist is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# cdist is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with cdist. If not, see <http://www.gnu.org/licenses/>.
+#
+#
+# List files in a directory, if it exists
+#
+# We only create output, if there's at least one entry
+# and can thus be used as a boolean ;-)
+#
+
+__cdist_dir_listing()
+{
+   [ -d "$1" ] && ls -1 "$1"
+}

core/__cdist_object_explorer_run

@@ -30,7 +30,7 @@ __cdist_object_explorer_run()
    __cdist_type="$(__cdist_type_from_object "$__cdist_object_self")"
 
    # Check if type of object has >= 1 explorer
-   __cdist_has_explorer="$(__cdist_type_has_explorer "$__cdist_type")"
+   __cdist_has_explorer="$(__cdist_dir_listing "$(__cdist_type_explorer_dir "$__cdist_type")")"
    # Run the type explorers for the current object if any
    if [ "$__cdist_has_explorer" ]; then
       if ! __cdist_type_explorer_pushed "$__cdist_type"; then